The O-Ring, cataloged under National Stock Number 5331-01-630-9851, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Falex Corp. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5331-01-630-9851 |
| Primary Part Number | 620-005-002 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Falex Corp |
| 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 |
|---|---|
| 620-005-002 PRIMARY | Falex Corp (USA) |
| 620-005-002 | Compass Instruments Inc Dba Compass Instruments Inc Div Compass Instruments (USA) |
| Reference | Meaning |
|---|---|
| 620-005-002 | 7/2 Vendor item drawing reference Army, United States Department of the Dba Rock Island Arsenal Jmtc |
NSN 5331-01-630-9851 is a O-Ring, manufactured by Falex Corp, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-630-9851 has 2 manufacturer part numbers on file: 620-005-002 (Falex Corp), 620-005-002 (Compass Instruments Inc Dba Compass Instruments Inc Div Compass Instruments).
Key specifications for 620-005-002: Part Name Assigned by Controlling Agency: FTOT TUBING O-RING; End Item Identification: 6640-01-586-4078. 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.