NSN 3020-00-246-0422 — this item is cataloged by the U.S. Government under National Stock Number 3020-00-246-0422. Manufacturer of record part number: B1257.
Also searched as3020-00-246-0422 ·
3020002460422 ·
NIIN 002460422 ·
00-246-0422 ·
FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 11406 · B1257
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: B1257
Manufacturer: Rexnord Holdings Inc
General Description
The Sprocket Segment, cataloged under National Stock Number 3020-00-246-0422, 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 Holdings Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Sprocket Segment
FSC / FSG
3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers
Rexnord Holdings Inc (CAGE 11406)
Technical Specifications
Parameter
Value
NSN
3020-00-246-0422
Primary Part Number
B1257
Item Name
Sprocket Segment
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.
3020-00-001-2090
3020-00-001-2090 · Item name not on file
3020-00-001-4468
3020-00-001-4468 · Item name not on file
3020-00-007-2779
GEAR,ANTIBACKLASH,SPUR
3020-00-009-4033
GEAR,SPUR
3020-00-031-2269
3020-00-031-2269 · Item name not on file
3020-00-146-4181
GEAR,IDLER
3020-00-146-4222
GEAR,IDLER
3020-00-425-7115
GEAR,HELICAL
Frequently Asked Questions
What is NSN 3020-00-246-0422?
NSN 3020-00-246-0422 is a Sprocket Segment, manufactured by Rexnord Holdings Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
What part numbers are listed for NSN 3020-00-246-0422?
NSN 3020-00-246-0422 has 1 manufacturer part number on file: B1257 (Rexnord Holdings Inc).
Is NSN 3020-00-246-0422 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.