The O-Ring, cataloged under National Stock Number 5331-01-101-2034, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Spectrum Industries Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-101-2034 |
| Primary Part Number | 79A5029A0008-1 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Spectrum Industries Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.187 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| 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 |
|---|---|
| 79A5029A0008-1 PRIMARY | Spectrum Industries Inc (USA) |
| 79A5029A0008-1 | Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA) |
| Reference | Meaning |
|---|---|
| 79A5029A0008-1 | 5/9 Secondary reference Systems and Electronics Inc |
NSN 5331-01-101-2034 is a O-Ring, manufactured by Spectrum Industries Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-101-2034 has 2 manufacturer part numbers on file: 79A5029A0008-1 (Spectrum Industries Inc), 79A5029A0008-1 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service).
Key specifications for 79A5029A0008-1: Cross-Sectional Height: 0.187 INCHES NOMINAL IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 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.