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NSN 3020-01-313-4705Government record, cited

Gear, Spur3020-01-313-4705

NSN 3020-01-313-4705 · NIIN 013134705 · Part number 21189
Rexnord Industries Llc · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 21444
Government record, cited
NSN 3020-01-313-4705 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-313-4705. Manufacturer of record part number: 21189.
Also searched as  3020-01-313-4705 · 3020013134705 · NIIN 013134705 · 01-313-4705 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 21444 · 21189 · 333-146 REF 3A-4
Nearby stock numbers  ·
Features
  • Gear,spur — FSC 3020
  • Body Style: PLAIN, SOLID
  • Bore Style: PLAIN BOTH ENDS
  • Style Designator: HUBLESS
  • Tooth Form: STANDARD
  • Material: STEEL OVERALL
  • 2 manufacturer part numbers on file
  • Manufacturer of record: Rexnord Industries Llc
Identification
  • NSN: 3020-01-313-4705
  • NIIN: 013134705
  • FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
  • FSG: 30 — Mechanical Power Transmission Equipment
  • Primary part number: 21189
  • Manufacturer: Rexnord Industries Llc
General Description

The Gear,spur, cataloged under National Stock Number 3020-01-313-4705, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Rexnord Industries Llc. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3020-01-313-4705
Primary Part Number21189
Item NameGear,spur
FSC / FSG3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
ManufacturerRexnord Industries Llc
StatusACTIVE
Body StylePLAIN, SOLID
Bore StylePLAIN BOTH ENDS
Style DesignatorHUBLESS
Tooth FormSTANDARD
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
333-146 REF 3A-4 Rexnord Industries Llc (USA)
21189 PRIMARY Rexnord Industries Llc (USA)
No interchangeability data on file.
Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3020-00-000-0091
GEAR,SPUR
3020-00-001-0027
3020-00-001-0027 · Item name not on file
3020-00-001-0028
3020-00-001-0028 · Item name not on file
3020-00-001-0063
3020-00-001-0063 · Item name not on file
3020-00-001-0064
3020-00-001-0064 · Item name not on file
3020-00-001-0066
3020-00-001-0066 · Item name not on file
3020-00-001-0071
3020-00-001-0071 · Item name not on file
3020-00-001-0072
3020-00-001-0072 · Item name not on file

Frequently Asked Questions

What is NSN 3020-01-313-4705?

NSN 3020-01-313-4705 is a Gear,spur, manufactured by Rexnord Industries Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-313-4705?

NSN 3020-01-313-4705 has 2 manufacturer part numbers on file: 333-146 REF 3A-4 (Rexnord Industries Llc), 21189 (Rexnord Industries Llc).

What are the specifications of 21189?

Key specifications for 21189: Body Style: PLAIN, SOLID; Bore Style: PLAIN BOTH ENDS; Style Designator: HUBLESS; Tooth Form: STANDARD. 5 specifications are documented in the U.S. Government catalog.

Is NSN 3020-01-313-4705 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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