The O-Ring, cataloged under National Stock Number 5331-01-481-4020, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Advanced Microwave Components, Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-481-4020 |
| Primary Part Number | 206-2-024 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Advanced Microwave Components, Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.070 INCHES NOMINAL IN |
| Center Hole Diameter | 1.114 INCHES NOMINAL IN |
| 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 |
|---|---|
| AMC206-2-024 | Advanced Microwave Components, Inc (USA) |
| 206-2-024 PRIMARY | Advanced Microwave Components, Inc (USA) |
| WR-75-HALF | Lnr Trexcom Inc (USA) |
| Reference | Meaning |
|---|---|
| WR-75 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5331-01-481-4020 is a O-Ring, manufactured by Advanced Microwave Components, Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-481-4020 has 3 manufacturer part numbers on file: AMC206-2-024 (Advanced Microwave Components, Inc), 206-2-024 (Advanced Microwave Components, Inc), WR-75-HALF (Lnr Trexcom Inc).
Key specifications for 206-2-024: Cross-Sectional Height: 0.070 INCHES NOMINAL IN; Center Hole Diameter: 1.114 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: O-RING,WAVEGUIDE; End Item Identification: FTSAT;COMMUNICATIONS AND DATA SYS. 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.