The O-Ring, cataloged under National Stock Number 5331-01-658-0506, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Brooks Instrument Llc. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-658-0506 |
| Primary Part Number | 375B015QTA |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Brooks Instrument Llc |
| 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 |
|---|---|
| 375B015QTA PRIMARY | Brooks Instrument Llc (USA) |
| Reference | Meaning |
|---|---|
| 1350410 REF NO. 9D | 5/9 Secondary reference Brooks Instrument Llc |
NSN 5331-01-658-0506 is a O-Ring, manufactured by Brooks Instrument Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-658-0506 has 1 manufacturer part number on file: 375B015QTA (Brooks Instrument Llc).
Key specifications for 375B015QTA: Part Name Assigned by Controlling Agency: O-RING; End Item Identification: METER, FLOW. 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.