The O-Ring, cataloged under National Stock Number 5331-01-645-6705, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Insitu, Inc.. 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 | 5331-01-645-6705 |
| Primary Part Number | 001-001384-000 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Insitu, 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 |
|---|---|
| 001-001384-000 PRIMARY | Insitu, Inc. (USA) |
NSN 5331-01-645-6705 is a O-Ring, manufactured by Insitu, Inc., classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-645-6705 has 1 manufacturer part number on file: 001-001384-000 (Insitu, Inc.).
Key specifications for 001-001384-000: End Item Identification: RQ-21A SMALL TACTICAL UNMANNED AIRCRAFT SYSTEM (STUAS) A. 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.