The Cap,pillow Block, cataloged under National Stock Number 3130-01-134-5964, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Moog Inc. Dba Ampac-Isp Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-134-5964 |
| Primary Part Number | 28991 |
| Item Name | Cap,pillow Block |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Moog Inc. Dba Ampac-Isp Corp |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY; 0.6250 IN. LONG; 8.1250 IN. DIA 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 |
|---|---|
| 28991 PRIMARY | Moog Inc. Dba Ampac-Isp Corp (USA) |
NSN 3130-01-134-5964 is a Cap,pillow Block, manufactured by Moog Inc. Dba Ampac-Isp Corp, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-134-5964 has 1 manufacturer part number on file: 28991 (Moog Inc. Dba Ampac-Isp Corp).
2 possible matches (shared part number, not a government interchangeability claim): 5305-01-164-9665, 3040-01-312-5668. Verify interchangeability with system specifications before substitution.
Key specifications for 28991: General Characteristics Item Description: ALUMINUM ALLOY; 0.6250 IN. LONG; 8.1250 IN. DIA IN. 1 specification is 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.