The O-Ring, cataloged under National Stock Number 5331-01-006-2125, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Litef Gmbh. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-006-2125 |
| Primary Part Number | 450904-9400 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Northrop Grumman Litef Gmbh |
| Status | ACTIVE |
| Cross-Sectional Height | 0.031 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.090 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q |
| 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 |
|---|---|
| 450904-9400 | Northrop Grumman Litef Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 1628329-2 | 7/2 Vendor item drawing reference U.S. Government activity |
| 094-S-034 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5331-01-006-2125 is a O-Ring, manufactured by Northrop Grumman Litef Gmbh, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-006-2125 has 1 manufacturer part number on file: 450904-9400 (Northrop Grumman Litef Gmbh).
Key specifications for 450904-9400: Cross-Sectional Height: 0.031 INCHES MINIMUM AND 0.037 INCHES MAXIMUM IN; Center Hole Diameter: 0.090 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN; Material: RUBBER SILICONE CLASS Q. 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.