The O-Ring, cataloged under National Stock Number 5331-01-663-9953, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 7 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-663-9953 |
| Primary Part Number | J515CH178X0156H |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Temp Rating | -30.0 CELSIUS AND 125.0 CELSIUS DEGC |
| Cross-Sectional Height | 1.70 MILLIMETERS MINIMUM AND 1.86 MILLIMETERS MAXIMUM MM |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Material Document and Classification | ASTM ASSN STD SINGLE MATERIAL RESPONSE OR SAE J200 NATIONAL STD SINGLE MATERIAL RESPONSE |
| Specification/standard Data | A81343-J515 NATIONAL STD/SPEC |
| Center Hole Diameter | 15.6 MILLIMETERS NOMINAL MM |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| J515CH178X0156H PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| J515CH178X0156H | 3/9 Design control — primary reference U.S. Government activity |
| SAE-J515 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5331-01-663-9953 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-663-9953 has 1 manufacturer part number on file: J515CH178X0156H (Sae International Dba Sae International).
Key specifications for J515CH178X0156H: Temp Rating: -30.0 CELSIUS AND 125.0 CELSIUS DEGC; Cross-Sectional Height: 1.70 MILLIMETERS MINIMUM AND 1.86 MILLIMETERS MAXIMUM MM; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Material Document and Classification: ASTM ASSN STD SINGLE MATERIAL RESPONSE OR SAE J200 NATIONAL STD SINGLE MATERIAL RESPONSE. 7 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.