The O-Ring, cataloged under National Stock Number 5331-01-319-9221, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Beatrice Companies, Inc.. Government technical data includes 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-319-9221 |
| Primary Part Number | 016272 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Beatrice Companies, Inc. |
| Status | ACTIVE |
| Outside Diameter | 0.312 INCHES NOMINAL IN |
| Supplementary Features | 0-RING IS MANUFACTURED BY TAYLOR, BUT THEY WILL NOT DEAL DIRECTLY WITH GOVERNMENT; 51442 LISTED AS 3/2 |
| Peripheral Diameter | 0.070 INCHES NOMINAL IN |
| 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 |
|---|---|
| 016272 PRIMARY | Beatrice Companies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 016272 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5331-01-319-9221 is a O-Ring, manufactured by Beatrice Companies, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-319-9221 has 1 manufacturer part number on file: 016272 (Beatrice Companies, Inc.).
Key specifications for 016272: Outside Diameter: 0.312 INCHES NOMINAL IN; Supplementary Features: 0-RING IS MANUFACTURED BY TAYLOR, BUT THEY WILL NOT DEAL DIRECTLY WITH GOVERNMENT; 51442 LISTED AS 3/2; Peripheral Diameter: 0.070 INCHES NOMINAL IN; Special Features: 0 RING 5/16" OD X .070"W. 3 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.