The O-Ring, cataloged under National Stock Number 5331-01-499-3530, 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 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-499-3530 |
| Primary Part Number | MA3352B0950 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Cross-Sectional Height | 2.560 MILLIMETERS MINIMUM AND 2.740 MILLIMETERS MAXIMUM MM |
| Hardness Rating | 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM |
| Material Document and Classification | AMS 7276 ASSN STD SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 94.360 MILLIMETERS MINIMUM AND 95.640 MILLIMETERS MAXIMUM MM |
| Material | PLASTIC FLUOROCARBON |
| 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 |
|---|---|
| MA3352B0950 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| MA3352B0950 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5331-01-499-3530 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-499-3530 has 1 manufacturer part number on file: MA3352B0950 (Sae International Dba Sae International).
Key specifications for MA3352B0950: Cross-Sectional Height: 2.560 MILLIMETERS MINIMUM AND 2.740 MILLIMETERS MAXIMUM MM; Hardness Rating: 70.0 SHORE DUROMETER A MINIMUM AND 80.0 SHORE DUROMETER A MAXIMUM; Material Document and Classification: AMS 7276 ASSN STD SINGLE MATERIAL RESPONSE; Center Hole Diameter: 94.360 MILLIMETERS MINIMUM AND 95.640 MILLIMETERS MAXIMUM MM. 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.