The O-Ring, cataloged under National Stock Number 5331-01-288-2180, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Allied Healthcare Products, Inc. Dba Allied. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-288-2180 |
| Primary Part Number | 921-004 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Allied Healthcare Products, Inc. Dba Allied |
| Status | ACTIVE |
| Material | PLASTIC |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5331-01-288-2180 is a O-Ring, manufactured by Allied Healthcare Products, Inc. Dba Allied, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-288-2180 has 2 cross-referenced part numbers: 921-004 (Allied Healthcare Products, Inc. Dba Allied), 921-004 (Timeter Instrument Corp Sub of Allied Healthcare Products Inc).
There are 3 known substitutes for 5331-01-288-2180: 5940-01-079-6798, 5955-01-377-3419, 3040-01-451-7965. Verify interchangeability with system specifications before substitution.
Key specifications for 921-004: Material: PLASTIC; End Item Identification: 6695-01-217-7609,CALIBRATION ANALYZER; MDL. RT-200. 2 total characteristics are documented in the Federal Logistics Information System.