The O-Ring, cataloged under National Stock Number 5331-01-448-3366, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Watkins-Johnson Co. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-448-3366 |
| Primary Part Number | 432942-001 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Watkins-Johnson Co |
| Status | ACTIVE |
| Cross-Sectional Height | 0.103 INCHES NOMINAL IN |
| Material Document and Classification | MIL-G-83528 MIL SPEC SINGLE MATERIAL RESPONSE |
| Center Hole Diameter | 5.000 INCHES NOMINAL 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 |
|---|---|
| 432942-001 | Watkins-Johnson Co (USA) |
| Reference | Meaning |
|---|---|
| 432942-001 | 3/9 Design control — primary reference Watkins-Johnson Co |
NSN 5331-01-448-3366 is a O-Ring, manufactured by Watkins-Johnson Co, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-448-3366 has 1 manufacturer part number on file: 432942-001 (Watkins-Johnson Co).
Key specifications for 432942-001: Cross-Sectional Height: 0.103 INCHES NOMINAL IN; Material Document and Classification: MIL-G-83528 MIL SPEC SINGLE MATERIAL RESPONSE; Center Hole Diameter: 5.000 INCHES NOMINAL IN; Material: RUBBER SILICONE CLASS Q. 4 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.