Genuine Toro OEM 321-3 HH Screw [.250-20X.625,GR5,YZ]-1
Genuine Toro OEM 321-3 HH Screw [.250-20X.625,GR5,YZ]-2
Genuine Toro OEM 321-3 HH Screw [.250-20X.625,GR5,YZ]-3
MPN: 321-3

Genuine Toro OEM 321-3 HH Screw [.250-20X.625,GR5,YZ]

Toro SKU: TOR-321-3-X1-SHP Barcode: 193308238982

$12.64 $17.99 Save $5.35

Only 9 in stock!
Compatibility Check

Model Fitment

Use the fitment details below to confirm compatibility before ordering.
Compatible Models 
MODEL: LZ22LKA523 — Lazer Z
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ22LKA604 — Lazer Z
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ23KC523 — Lazer Z
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ23KC604 — Lazer Z
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ23LKA604 — Lazer Z
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ25KC523 — Lazer Z
- 1997: 130000 - 159999
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ25KC604 — Lazer Z
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ25KC724 — Lazer Z
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ26KC604 — Lazer Z
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: LZ26KC724 — Lazer Z
- 1999: 190000 - 219999
- 2000: 220000 - 251999
- 2000 1/2: 252000 - 259999

MODEL: M3211B — Metro Five Speed
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: M3213KA — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: M3613KA — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: M3613KC — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: M3615KA — Metro Five Speed
- 2000: 220000 - 259999

MODEL: M4815KA — Metro Five Speed
- 2000: 220000 - 259999

MODEL: M4815KAC — Metro Five Speed
- 2000: 220000 - 259999

MODEL: M4815KC — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999
- 1999: 190000 - 219999
- 2000: 220000 - 251999

MODEL: M4815KCC — Metro Five Speed
- 2000: 220000 - 259999

MODEL: M4817KA — Metro Five Speed
- 2000: 220000 - 259999

MODEL: MHP3615KA — Metro HP
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: MHP3615KAC — Metro HP
- 2000: 220000 - 259999

MODEL: MHP4815KA — Metro HP
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: MHP4815KC — Metro HP
- 1997: 150000 - 189999
- 2000: 220000 - 259999

MODEL: MHP4817KA — Metro HP
- 1997: 150000 - 189999
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: MHP5217KA — Metro HP
- 1997: 150000 - 189999
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: TR23KC — Turf Ranger
- 2000: 220000 - 251999

MODEL: TT23KC — Turf Tracer Hydro
- 2000: 220000 - 251999

MODEL: TT3615KA — Turf Tracer HP
- 2000: 220000 - 259999

MODEL: TT4815KA — Turf Tracer HP
- 2000: 220000 - 259999

MODEL: TT4815KC — Turf Tracer HP
- 1997: 130000 - 149999
- 1998: 160000 - 169999
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: TT4817KA — Turf Tracer HP
- 1998: 160000 - 169999
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: TT4817KAE — Turf Tracer HP
- 2000: 220000 - 259999

MODEL: TT5217KA — Turf Tracer HP
- 1998: 160000 - 169999
- 1999: 190000 - 219999
- 2000: 220000 - 259999

MODEL: VH3615KA — Viking Hydro
- 2000: 220000 - 259999

MODEL: VH4815KA — Viking Hydro
- 2000: 220000 - 259999

MODEL: LZ18KC523 — Lazer Z
- 1997: 130000 - 159999
- 1999: 190000 - 219999

MODEL: LZ22KC523 — Lazer Z
- 1997: 130000 - 159999
- 1999: 190000 - 219999

MODEL: LZ22KC604 — Lazer Z
- 1999: 190000 - 219999

MODEL: M3614KA — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999
- 1999: 190000 - 219999

MODEL: M3615KC — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999
- 1999: 190000 - 219999

MODEL: M4814KA — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999
- 1999: 190000 - 219999

MODEL: MHP3614KA — Metro HP
- 1997: 150000 - 189999
- 1999: 190000 - 219999

MODEL: MHP4814KA — Metro HP
- 1997: 150000 - 189999
- 1999: 190000 - 219999

MODEL: TR22KC — Turf Ranger
- 1997: 130000 - 149999
- 1998: 160000 - 169999
- 1999: 190000 - 219999

MODEL: TT19KA — Turf Tracer Hydro
- 1999: 190000 - 219999

MODEL: TT22KC — Turf Tracer Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999
- 1999: 190000 - 219999

MODEL: TT3614KA — Turf Tracer HP Hydro
- 1997: 130000 - 149999
- 1999: 190000 - 219999

MODEL: TT4814KA — Turf Tracer HP
- 1997: 130000 - 149999
- 1998: 160000 - 169999
- 1999: 190000 - 219999

MODEL: VH3614KA — Viking Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999
- 1999: 190000 - 219999

MODEL: VH4814KA — Viking Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999
- 1999: 190000 - 219999

MODEL: TT18KC — Turf Tracer Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999

MODEL: TT3614KC — Turf Tracer HP
- 1998: 160000 - 169999

MODEL: TT3615KC — Turf Tracer HP Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999

MODEL: TT4816BV — Turf Tracer HP Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999

MODEL: TT5216BV — Turf Tracer HP Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999

MODEL: VH3615KC — Viking Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999

MODEL: VH4815KC — Viking Hydro
- 1997: 130000 - 149999
- 1998: 160000 - 169999

MODEL: EX20KC — Explorer
- 1997: 130000 - 149999

MODEL: LZ22KC603 — Lazer Z
- 1997: 130000 - 159999

MODEL: LZ25KC603 — Lazer Z
- 1997: 130000 - 159999

MODEL: M3213KC — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999

MODEL: M329B — Metro Five Speed
- 1997: 130000 - 149999
- 1997: 150000 - 169999

MODEL: M5214KA — Metro Five Speed
- 1997: 130000 - 149999

MODEL: M5215KC — Metro Five Speed
- 1997: 130000 - 149999

MODEL: MHP3615KC — Metro HP
- 1997: 150000 - 189999

MODEL: MHP4816BV — Metro HP
- 1997: 150000 - 189999

MODEL: MHP5216BV — Metro HP
- 1997: 150000 - 189999

MODEL: V3613KA — Viking 5-Speed
- 1997: 130000 - 149999

MODEL: V3613KC — Viking 5-Speed
- 1997: 130000 - 149999

MODEL: V4814KA — Viking 5-Speed
- 1997: 130000 - 149999

MODEL: V4815KC — Viking 5-Speed
- 1997: 130000 - 149999

MODEL: VH5216BV — Viking Hydro
- 1997: 130000 - 149999

MODEL: M32-12.5K-5 — Metro Five Speed
- 1994: 90000 - 101999
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: M32-12.5K0-5 — Metro Five Speed
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: M32-8.5B-5 — Metro Five Speed
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: M36-12.5K-5 — Metro Five Speed
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: M36-12.5K0-5 — Metro Five Speed
- 1994: 90000 - 101999
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: M48-12.5K-5 — Metro Five Speed
- 1994: 90000 - 101999
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: M48-12.5K0-5 — Metro Five Speed
- 1994: 90000 - 101999
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: V36-12.5-5 — Viking 5-Speed
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: V36-12.5KO-5 — Viking 5-Speed
- 1992: 70000 - 79999
- 1993: 80000 - 89999
- 1994: 90000 - 101999
- 1995: 102000 - 114999
- 1996: 115000 - 129999

MODEL: 73520 — 520-H Garden Tractor
- 1993: 39000001 - 39999999
- 1994: 4900001 - 4999999
- 1995: 5900001 - 5900177
- 1995: 5900178 - 5999999

MODEL: V36-12.5K-5 — Viking 5-Speed
- 1992: 70000 - 79999
- 1993: 80000 - 89999
- 1994: 90000 - 101999

MODEL: V48-12.5K-5 — Viking 5-Speed
- 1992: 70000 - 79999
- 1993: 80000 - 89999
- 1994: 90000 - 101999

MODEL: V48-12.5KO-5 — Viking 5-Speed
- 1993: 80000 - 89999
- 1994: 90000 - 101999

MODEL: 73501 — 520-H Garden Tractor
- 1993: 39000001 - 39999999

MODEL: V32-8.5B-5 — Viking 5-Speed
- 1992: 70000 - 79999

MODEL: 38170 — CCR Powerlite Snowthrower
- 1991: 1000001 - 1999999

MODEL: 38175 — CCR Powerlite Snowthrower
- 1991: 1000001 - 1999999

MODEL: 86031 — 38in Side Discharge Recycler Kit
- 1991: 1000001 - 1999999

MODEL: 41-20O801 — 520-8 Garden Tractor
- 1990: Serial range not listed

MODEL: 41-20OE01 — 520-H Garden Tractor
- 1990: Serial range not listed

MODEL: 31-18OE02 — 518-H Garden Tractor
- 1989: Serial range not listed

MODEL: 31-20OE02 — 520-H Garden Tractor
- 1989: Serial range not listed

MODEL: 83300 — Fuel Tank
- 1989: Serial range not listed

MODEL: 85101 — Cultivator
- 1987: Serial range not listed
- 1988: Serial range not listed
- 1989: Serial range not listed

MODEL: 85102 — Furrower
- 1987: Serial range not listed
- 1988: Serial range not listed
- 1989: Serial range not listed

MODEL: 85103 — Pick Tine Kit, Tillers
- 1987: Serial range not listed
- 1988: Serial range not listed
- 1989: Serial range not listed

MODEL: 85104 — Drag Stick
- 1987: Serial range not listed
- 1988: Serial range not listed
- 1989: Serial range not listed

MODEL: C1-20OE02 — 520-HC Garden Tractor
- 1989: Serial range not listed

MODEL: 31-16OE01 — 516-H Garden Tractor
- 1988: Serial range not listed

MODEL: 31-18OE01 — 518-H Garden Tractor
- 1988: Serial range not listed

MODEL: 31-20OE01 — 520-H Garden Tractor
- 1988: Serial range not listed

MODEL: C1-20OE01 — 520-HC Garden Tractor
- 1988: Serial range not listed

MODEL: 21-12KE03 — 312-A Garden Tractor
- 1987: Serial range not listed

MODEL: 31-18KE01 — 418-A Garden Tractor
- 1987: Serial range not listed

MODEL: 41-18KE01 — 418-C Garden Tractor
- 1987: Serial range not listed

MODEL: 21-12KE01 — 312-A Garden Tractor
- 1986: Serial range not listed

MODEL: 21-12KE02 — 312-A Garden Tractor
- 1986: Serial range not listed

MODEL: 31-17KE02 — 417-A Garden Tractor
- 1986: Serial range not listed

MODEL: 31-20KE01 — 420-LSE Automatic Tractor
- 1986: Serial range not listed

MODEL: 21-14KE01 — 314-A Garden Tractor
- 1985: Serial range not listed

MODEL: 31-17KE01 — 417-A Garden Tractor
- 1985: Serial range not listed

MODEL: 6-6215 — 42in Snowthrower
- 1976: Serial range not listed

MODEL: 65-42MS02 — 42in Side Discharge Mower
- 1976: Serial range not listed

MODEL: 65-48MS02 — 48in Side Discharge Mower
- 1976: Serial range not listed

MODEL: 66-42ST01 — 42in Snowthrower
- 1976: Serial range not listed

MODEL: 81600 — Side Discharge Kit
- 1976: Serial range not listed

MODEL: 86660 — Grass Bag
- 1976: Serial range not listed

MODEL: 6-0202 — 37in Snowthrower
- 1975: Serial range not listed

MODEL: 6-6214 — 42in Snowthrower
- 1975: Serial range not listed

MODEL: EX1800 — Explorer 1800
- Early Model: Serial range not listed

MODEL: V36-12.5BV-5 — Viking 5-Speed
- Early Model: None - 70000
Series Fits 
312-A Garden Tractor
Years: 1986, 1987
Models: 21-12KE01, 21-12KE02, 21-12KE03

314-A Garden Tractor
Years: 1985
Models: 21-14KE01

37in Snowthrower
Years: 1975
Models: 6-0202

38in Side Discharge Recycler Kit
Years: 1991
Models: 86031

417-A Garden Tractor
Years: 1985, 1986
Models: 31-17KE01, 31-17KE02

418-A Garden Tractor
Years: 1987
Models: 31-18KE01

418-C Garden Tractor
Years: 1987
Models: 41-18KE01

420-LSE Automatic Tractor
Years: 1986
Models: 31-20KE01

42in Side Discharge Mower
Years: 1976
Models: 65-42MS02

42in Snowthrower
Years: 1975, 1976
Models: 6-6214, 6-6215, 66-42ST01

48in Side Discharge Mower
Years: 1976
Models: 65-48MS02

516-H Garden Tractor
Years: 1988
Models: 31-16OE01

518-H Garden Tractor
Years: 1988, 1989
Models: 31-18OE01, 31-18OE02

520-8 Garden Tractor
Years: 1990
Models: 41-20O801

520-H Garden Tractor
Years: 1988-1995
Models: 31-20OE01, 31-20OE02, 41-20OE01, 73501, 73520

520-HC Garden Tractor
Years: 1988, 1989
Models: C1-20OE01, C1-20OE02

CCR Powerlite Snowthrower
Years: 1991
Models: 38170, 38175

Cultivator
Years: 1987, 1988, 1989
Models: 85101

Drag Stick
Years: 1987, 1988, 1989
Models: 85104

Explorer
Years: 1997
Models: EX20KC

Explorer 1800
Years: Early Model
Models: EX1800

Fuel Tank
Years: 1989
Models: 83300

Furrower
Years: 1987, 1988, 1989
Models: 85102

Grass Bag
Years: 1976
Models: 86660

Lazer Z
Years: 1997, 1999, 2000, 2000 1/2
Models: LZ18KC523, LZ22KC523, LZ22KC603, LZ22KC604, LZ22LKA523, LZ22LKA604, LZ23KC523, LZ23KC604, LZ23LKA604, LZ25KC523, LZ25KC603, LZ25KC604, LZ25KC724, LZ26KC604, LZ26KC724

Metro Five Speed
Years: 1994-2000
Models: M32-12.5K-5, M32-12.5K0-5, M32-8.5B-5, M3211B, M3213KA, M3213KC, M329B, M36-12.5K-5, M36-12.5K0-5, M3613KA, M3613KC, M3614KA, M3615KA, M3615KC, M48-12.5K-5, M48-12.5K0-5, M4814KA, M4815KA, M4815KAC, M4815KC, M4815KCC, M4817KA, M5214KA, M5215KC

Metro HP
Years: 1997, 1999, 2000
Models: MHP3614KA, MHP3615KA, MHP3615KAC, MHP3615KC, MHP4814KA, MHP4815KA, MHP4815KC, MHP4816BV, MHP4817KA, MHP5216BV, MHP5217KA

Pick Tine Kit, Tillers
Years: 1987, 1988, 1989
Models: 85103

Side Discharge Kit
Years: 1976
Models: 81600

Turf Ranger
Years: 1997, 1998, 1999, 2000
Models: TR22KC, TR23KC

Turf Tracer HP
Years: 1998, 1999, 2000
Models: TT3614KA, TT3614KC, TT3615KA, TT3615KC, TT4814KA, TT4815KA, TT4815KC, TT4816BV, TT4817KA, TT4817KAE, TT5216BV, TT5217KA

Turf Tracer HP Hydro
Years: 1997
Models: TT3614KA, TT3615KC, TT4814KA, TT4815KC, TT4816BV, TT5216BV

Turf Tracer Hydro
Years: 1997, 1998, 1999, 2000
Models: TT18KC, TT19KA, TT22KC, TT23KC

Viking 5-Speed
Years: Early Model, 1992-1997
Models: V32-8.5B-5, V36-12.5-5, V36-12.5BV-5, V36-12.5K-5, V36-12.5KO-5, V3613KA, V3613KC, V48-12.5K-5, V48-12.5KO-5, V4814KA, V4815KC

Viking Hydro
Years: 1997, 1998, 1999, 2000
Models: VH3614KA, VH3615KA, VH3615KC, VH4814KA, VH4815KA, VH4815KC, VH5216BV
Cross References 
Active Toro part number
Parts
Cross-reference data is provided to help identify superseded or related part numbers.

Hex Head (HH) Screw

  • Toro OEM Hex Head (HH) Screw.
  • Genuine Toro Part
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