The O-Ring, cataloged under National Stock Number 5331-01-088-4038, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 5 specifications, 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.
| Parameter | Value |
|---|---|
| NSN | 5331-01-088-4038 |
| Primary Part Number | 69483P129-178 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Cross-Sectional Height | 0.126 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN |
| Criticality Code Justification | FEAT |
| Material Document and Classification | 73030, HS724, TYPE C MFR REF SINGLE MATERIAL RESPONSE AND 81349, MIL-R-25988/1A MIL SPEC SINGLE MATERIAL RESPONSE A |
| Center Hole Diameter | 0.173 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN |
| Material | RUBBER FLUOROSILICONE CLASS FQ |
| 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 |
|---|---|
| 69483P129-178 | Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA) |
| 69483P129-178 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 5331-01-088-4038 is a O-Ring, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-088-4038 has 2 manufacturer part numbers on file: 69483P129-178 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us), 69483P129-178 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 69483P129-178: Cross-Sectional Height: 0.126 INCHES MINIMUM AND 0.132 INCHES MAXIMUM IN; Criticality Code Justification: FEAT; Material Document and Classification: 73030, HS724, TYPE C MFR REF SINGLE MATERIAL RESPONSE AND 81349, MIL-R-25988/1A MIL SPEC SINGLE MATERIAL RESPONSE A; Special Features: FLIGHT SAFETY CRITICAL AIRCRAFT PART, NON STANDARD SIZE, NO M25988/1 REFERENCE. 5 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.