The O-Ring, cataloged under National Stock Number 5331-01-591-5643, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Advanced Microwave Components, Inc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-591-5643 |
| Primary Part Number | AMC-OR-209-S |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Advanced Microwave Components, Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| AMC-OR-209-S PRIMARY | Advanced Microwave Components, Inc (USA) |
| Reference | Meaning |
|---|---|
| 210990-01 | D/9 Drawing number reference only Datapath, Inc. Dba Datapath Inc |
NSN 5331-01-591-5643 is a O-Ring, manufactured by Advanced Microwave Components, Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-591-5643 has 1 manufacturer part number on file: AMC-OR-209-S (Advanced Microwave Components, Inc).
1 possible match (shared part number, not a government interchangeability claim): 5331-01-591-5645. Verify interchangeability with system specifications before substitution.
Key specifications for AMC-OR-209-S: Part Name Assigned by Controlling Agency: O-RING; End Item Identification: 5895-01-562-6898 SATELLITE COMMUNICATION SYSTEM. 0 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.