The O-Ring, cataloged under National Stock Number 5331-01-686-3638, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is E & R Industrial Sales Inc. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-686-3638 |
| Primary Part Number | PP21102180001G |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | E & R Industrial Sales 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 |
|---|---|
| PP21102180001G PRIMARY | E & R Industrial Sales Inc (USA) |
| PP21102180001G | W.w. Grainger, Inc. Div Government Sales Division (USA) |
NSN 5331-01-686-3638 is a O-Ring, manufactured by E & R Industrial Sales Inc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-686-3638 has 2 manufacturer part numbers on file: PP21102180001G (E & R Industrial Sales Inc), PP21102180001G (W.w. Grainger, Inc. Div Government Sales Division).
Key specifications for PP21102180001G: Part Name Assigned by Controlling Agency: CNVT O-RING 25; End Item Identification: LLH0B2633. 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.