The O-Ring, cataloged under National Stock Number 5331-01-243-9446, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Doall Baltimore Company. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-243-9446 |
| Primary Part Number | 135-091767 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Doall Baltimore Company |
| Status | ACTIVE |
| Center Hole Diameter | 0.375 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 |
|---|---|
| 135-091767 PRIMARY | Doall Baltimore Company (USA) |
NSN 5331-01-243-9446 is a O-Ring, manufactured by Doall Baltimore Company, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-243-9446 has 1 manufacturer part number on file: 135-091767 (Doall Baltimore Company).
Key specifications for 135-091767: Center Hole Diameter: 0.375 INCHES NOMINAL IN. 1 specification is 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.