The O-Ring, cataloged under National Stock Number 5331-01-030-1821, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Bird-Johnson Propeller Company, Llc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-01-030-1821 |
| Primary Part Number | 0-3-2-9 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Bird-Johnson Propeller Company, Llc |
| Status | CANCELLED |
| Center Hole Diameter | 24.880 INCHES MINIMUM AND 25.000 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Cross-Sectional Height | 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5331PL0755801 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 2-394 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 115651010 PIECE 51 | Bird-Johnson Propeller Company, Llc (USA) |
| 0-3-2-9 PRIMARY | Bird-Johnson Propeller Company, Llc (USA) |
NSN 5331-01-030-1821 is a O-Ring, manufactured by Bird-Johnson Propeller Company, Llc, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-01-030-1821 has 4 cross-referenced part numbers: 5331PL0755801 (Jednolity Indeks Materialowy - Uniform Material Index), 2-394 (Zf Industrieantriebe Witten Gmbh), 115651010 PIECE 51 (Bird-Johnson Propeller Company, Llc), 0-3-2-9 (Bird-Johnson Propeller Company, Llc).
There are 12 known substitutes for 5331-01-030-1821: 4730-00-061-2822, 3810-00-410-0103, 5340-00-733-4077 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 0-3-2-9: Center Hole Diameter: 24.880 INCHES MINIMUM AND 25.000 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Cross-Sectional Height: 0.205 INCHES MINIMUM AND 0.215 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-01-030-1821 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.