The O-Ring, cataloged under National Stock Number 5331-01-022-3839, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Circor Aerospace, Inc. Dba Circor Aerospace Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-022-3839 |
| Primary Part Number | 4012-53 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Circor Aerospace, Inc. Dba Circor Aerospace Inc |
| Status | ACTIVE |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | RUBBER SYNTHETIC |
| Center Hole Diameter | 0.359 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| PR50SERIES PIECE 5 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| 4012-53 PRIMARY | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| 2311-0127 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
NSN 5331-01-022-3839 is a O-Ring, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-022-3839 has 3 cross-referenced part numbers: PR50SERIES PIECE 5 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 4012-53 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 2311-0127 (Circor Aerospace, Inc. Dba Circor Aerospace Inc).
There are 4 known substitutes for 5331-01-022-3839: 5331-01-264-1007, 5330-01-271-3583, 5945-01-343-0046 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4012-53: Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material: RUBBER SYNTHETIC; Center Hole Diameter: 0.359 INCHES MINIMUM AND 0.369 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.