The O-Ring, cataloged under National Stock Number 5331-01-577-2164, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Ingersoll-Rand Company Dba Ingersoll-Rand. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 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 | 5331-01-577-2164 |
| Primary Part Number | 93075 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Ingersoll-Rand Company Dba Ingersoll-Rand |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Center Hole Diameter | 0.750 INCHES NOMINAL IN |
| Material | RUBBER POLYURETHANE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5331-01-577-2164 is a O-Ring, manufactured by Ingersoll-Rand Company Dba Ingersoll-Rand, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-577-2164 has 2 manufacturer part numbers on file: 40083644 (Ministry of Defence, Future Aircraft Carrier Ipt (cvf Ipt)), 93075 (Ingersoll-Rand Company Dba Ingersoll-Rand).
Key specifications for 93075: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Center Hole Diameter: 0.750 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: O-RING; End Item Identification: AIR MOTOR DIAPHRAM PUMP. 3 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.