The Cup,tapered Roller Bearing, cataloged under National Stock Number 3110-00-040-2839, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-040-2839 |
| Primary Part Number | 8332925 |
| Item Name | Cup,tapered Roller Bearing |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | U S Army Tank Automotive Command Amsta-Im-Mm |
| Status | ACTIVE |
| Style Designator | DOUBLE CUP, FLANGED, NORMAL ANGLE |
| Flange Width | 0.4380 INCHES NOMINAL IN |
| Outer Ring Outside Diameter | 4.4020 INCHES MINIMUM AND 4.4100 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 8332925 PRIMARY | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| 7989443 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| QR12011 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| SQAP 8332925 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
NSN 3110-00-040-2839 is a Cup,tapered Roller Bearing, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-00-040-2839 has 4 manufacturer part numbers on file: 8332925 (U S Army Tank Automotive Command Amsta-Im-Mm), 7989443 (U S Army Tank Automotive Command Amsta-Im-Mm), QR12011 (U S Army Tank Automotive Command Amsta-Im-Mm), SQAP 8332925 (U S Army Tank Automotive Command Amsta-Im-Mm).
Key specifications for 8332925: Style Designator: DOUBLE CUP, FLANGED, NORMAL ANGLE; Overall Width: 2.1250 INCHES NOMINAL IN; Special Features: FLANGE IS 1.0060 IN. FROM END ALONG THE WIDTH IN; Flange Width: 0.4380 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.