The O-Ring, cataloged under National Stock Number 5331-00-903-7398, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Tate Andale, Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-00-903-7398 |
| Primary Part Number | 372031040045931 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Tate Andale, Llc |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN |
| Hardness Rating | 90.0 SHORE DUROMETER A NOMINAL |
| Elongation Percentage | 80 MAXIMUM |
| Center Hole Diameter | 10.445 INCHES MINIMUM AND 10.505 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 372031040045931 PRIMARY | Tate Andale, Llc (USA) |
| Reference | Meaning |
|---|---|
| GS10G20P450 | 5/9 Secondary reference Tate Andale, Llc |
NSN 5331-00-903-7398 is a O-Ring, manufactured by Tate Andale, Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-00-903-7398 has 1 manufacturer part number on file: 372031040045931 (Tate Andale, Llc).
Key specifications for 372031040045931: Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.269 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN; Hardness Rating: 90.0 SHORE DUROMETER A NOMINAL; Elongation Percentage: 80 MAXIMUM. 6 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.