The O-Ring, cataloged under National Stock Number 5331-01-660-5650, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Teya Services Llc. 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 | 5331-01-660-5650 |
| Primary Part Number | 3975AS2156-1 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Teya Services 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 |
|---|---|
| 3975AS2156-1 PRIMARY | Teya Services Llc (USA) |
| 3975AS2156-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5331-01-660-5650 is a O-Ring, manufactured by Teya Services Llc, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-660-5650 has 2 manufacturer part numbers on file: 3975AS2156-1 (Teya Services Llc), 3975AS2156-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 3975AS2156-1: Part Name Assigned by Controlling Agency: O-RING HSOL LONG; End Item Identification: EY 4R/5R COG ITEMS MANAGED BY BRASO. 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.