The O-Ring, cataloged under National Stock Number 5331-01-378-9983, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Greene Tweed & Co 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-378-9983 |
| Primary Part Number | 9216-797 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Greene Tweed & Co Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Center Hole Diameter | 1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN |
| Material | PLASTIC TETRAFLUOROETHYLENE |
| 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 |
|---|---|
| 9216-797 PRIMARY | Greene Tweed & Co Inc (USA) |
NSN 5331-01-378-9983 is a O-Ring, manufactured by Greene Tweed & Co Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-378-9983 has 1 manufacturer part number on file: 9216-797 (Greene Tweed & Co Inc).
Key specifications for 9216-797: Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN; Center Hole Diameter: 1.103 INCHES MINIMUM AND 1.115 INCHES MAXIMUM IN; Material: PLASTIC TETRAFLUOROETHYLENE. 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.