NSN 3020-01-306-4037 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-306-4037. Manufacturer of record part number: 257091.
Also searched as3020-01-306-4037 ·
3020013064037 ·
NIIN 013064037 ·
01-306-4037 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 21444 · 257091 · 143-110 REF 3A9
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: 257091
Manufacturer: Rexnord Industries Llc
General Description
The Gear,helical, cataloged under National Stock Number 3020-01-306-4037, 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 2 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
Parameter
Value
NSN
3020-01-306-4037
Primary Part Number
257091
Item Name
Gear,helical
FSC / FSG
3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
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 3020-01-306-4037?
NSN 3020-01-306-4037 is a Gear,helical, manufactured by Rexnord Industries Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-01-306-4037?
NSN 3020-01-306-4037 has 2 manufacturer part numbers on file: 143-110 REF 3A9 (Rexnord Industries Llc), 257091 (Rexnord Industries Llc).
What are the specifications of 257091?
Key specifications for 257091: Teeth Quantity: 94; Material: STEEL OVERALL. 2 specifications are documented in the U.S. Government catalog.
Is NSN 3020-01-306-4037 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.