The O-Ring, cataloged under National Stock Number 5331-01-464-0888, is classified within Federal Supply Class 5331 (O-ring) of the Hardware and Abrasives group. The manufacturer of record is Fleck Bearing Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-464-0888 |
| Primary Part Number | NAT133 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-ring |
| Manufacturer | Fleck Bearing Co |
| 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 |
|---|---|
| NAT133 PRIMARY | Fleck Bearing Co (USA) |
NSN 5331-01-464-0888 is a O-Ring, manufactured by Fleck Bearing Co, classified under FSC 5331, O-ring. Status: active.
NSN 5331-01-464-0888 has 1 manufacturer part number on file: NAT133 (Fleck Bearing Co).
Key specifications for NAT133: End Item Identification: TDWR. 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.