The O-Ring, cataloged under National Stock Number 5331-01-645-8873, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Gbsa Inc. Government technical data includes 2 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 | 5331-01-645-8873 |
| Primary Part Number | G035 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Gbsa Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 3.0 MILLIMETERS MINIMUM AND 3.2 MILLIMETERS MAXIMUM MM |
| Center Hole Diameter | 34.07 MILLIMETERS MINIMUM AND 34.73 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| G035 PRIMARY | Gbsa Inc (USA) |
NSN 5331-01-645-8873 is a O-Ring, manufactured by Gbsa Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-645-8873 has 1 manufacturer part number on file: G035 (Gbsa Inc).
Key specifications for G035: Cross-Sectional Height: 3.0 MILLIMETERS MINIMUM AND 3.2 MILLIMETERS MAXIMUM MM; Center Hole Diameter: 34.07 MILLIMETERS MINIMUM AND 34.73 MILLIMETERS MAXIMUM MM. 2 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.