NSN 2520-00-948-2373 — this item is cataloged by the U.S. Government under National Stock Number 2520-00-948-2373. Manufacturer of record part number: 1M3012.
Also searched as2520-00-948-2373 ·
2520009482373 ·
NIIN 009482373 ·
00-948-2373 ·
FSC 2520 Vehicular Power Transmission Components · CAGE 11083 · 1M3012 · MN1012
Nearby stock numbers← 2520-00-948-1557 Gage Rod Cap
·
2520-00-948-2571 Ring →
Features
Race,roller Bearing — FSC 2520
General Characteristics Item Description: STEEL,2.864 IN.OD,2.364 IN.ID,0.156 IN.THK IN
2 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
NSN: 2520-00-948-2373
NIIN: 009482373
FSC: 2520 — Vehicular Power Transmission Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 1M3012
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Race,roller Bearing, cataloged under National Stock Number 2520-00-948-2373, is classified within Federal Supply Class 2520 (Vehicular Power Transmission Components) of the Vehicular Equipment Components group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 specification, 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
2520-00-948-2373
Primary Part Number
1M3012
Item Name
Race,roller Bearing
FSC / FSG
2520 / 25 — Vehicular Power Transmission Components
Manufacturer
Caterpillar Inc Div Caterpillar Defense
Status
ACTIVE
General Characteristics Item Description
STEEL,2.864 IN.OD,2.364 IN.ID,0.156 IN.THK IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 2520 — Vehicular Power Transmission Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2520-00-005-4937
CLUTCH PACKAGE
2520-00-006-6257
2520-00-006-6257 · Item name not on file
2520-00-008-9977
SPIDER,UNIVERSAL JOINT,VEHICULAR
2520-00-039-6567
SOCKET
2520-00-242-3316
CLUTCH ASSEMBLY,HUB
2520-00-358-3905
COVER
2520-00-366-7191
COLLAR,SHAFT LINKAGE
2520-00-708-6603
COVER CONTROL LEVER
Frequently Asked Questions
What is NSN 2520-00-948-2373?
NSN 2520-00-948-2373 is a Race,roller Bearing, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2520, Vehicular Power Transmission Components. Status: active.
What part numbers are listed for NSN 2520-00-948-2373?
NSN 2520-00-948-2373 has 2 manufacturer part numbers on file: MN1012 (Federal-Mogul Corp Government Sales Dept), 1M3012 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 1M3012?
Key specifications for 1M3012: General Characteristics Item Description: STEEL,2.864 IN.OD,2.364 IN.ID,0.156 IN.THK IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 2520-00-948-2373 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). 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.