The O-Ring, cataloged under National Stock Number 5331-01-467-0888, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Drs Network & Imaging Systems Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | O-Ring |
| FSC / FSG | 5331 — O-ring (FSG 53) |
| Manufacturers | Drs Network & Imaging Systems Llc (CAGE 1JNU9) |
| Parameter | Value |
|---|---|
| NSN | 5331-01-467-0888 |
| Primary Part Number | 6439738-3 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Drs Network & Imaging Systems Llc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 6439738-3 PRIMARY | Drs Network & Imaging Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| 6439738-3 | 5/9 Secondary reference Raytheon Company Dba Raytheon |
| 990034-3 | 5/9 Secondary reference U.S. Government activity |
| INCO1C11-9738-3 | 5/9 Secondary reference Elastomeric Specialties, Inc. Dba E S I |
| 2-130 E740-75 | 5/9 Secondary reference Valley Seal Company Dba Valley Seal Co |
| 12991297-3 | 7/2 Vendor item drawing reference Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate |
NSN 5331-01-467-0888 is a O-Ring, manufactured by Drs Network & Imaging Systems Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-467-0888 has 1 manufacturer part number on file: 6439738-3 (Drs Network & Imaging Systems Llc).
1 possible match (shared part number, not a government interchangeability claim): 5315-01-561-2753. Verify interchangeability with system specifications before substitution.
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.