The Bearing Unit,ball, cataloged under National Stock Number 3130-01-144-9644, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Textron Systems Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 — Bearings, Mounted (FSG 31) |
| Manufacturers | Textron Systems Corp (CAGE 50079) |
| Parameter | Value |
|---|---|
| NSN | 3130-01-144-9644 |
| Primary Part Number | 2-435340-1 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Textron Systems Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 2-435340-1 PRIMARY | Textron Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 2-435340-1 | 5/9 Secondary reference U.S. Government activity |
NSN 3130-01-144-9644 is a Bearing Unit,ball, manufactured by Textron Systems Corp, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-144-9644 has 1 manufacturer part number on file: 2-435340-1 (Textron Systems Corp).
1 possible match (shared part number, not a government interchangeability claim): 6695-01-212-2975. Verify interchangeability with system specifications before substitution.
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.