The O-Ring, cataloged under National Stock Number 5331-01-515-8368, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 5 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-515-8368 |
| Primary Part Number | 70351-08011-106 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| Cross-Sectional Height | 0.170 INCHES NOMINAL IN |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Material Document and Classification | AMSR83248, CLASS 1 ASSN STD SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 1.475 INCHES NOMINAL IN |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| 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 |
|---|---|
| 70351-08011-106 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| 70351-08011 | D/9 Drawing number reference only Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 5331-01-515-8368 is a O-Ring, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-515-8368 has 1 manufacturer part number on file: 70351-08011-106 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 70351-08011-106: Cross-Sectional Height: 0.170 INCHES NOMINAL IN; Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL; Material Document and Classification: AMSR83248, CLASS 1 ASSN STD SINGLE MATERIAL RESPONSE; Center Hole Diameter: 1.475 INCHES NOMINAL IN. 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.