The O-Ring, cataloged under National Stock Number 5331-01-290-8695, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-290-8695 |
| Primary Part Number | 4213 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Circor Aerospace, Inc. Dba Circor Aerospace Inc |
| Status | ACTIVE |
| Criticality Code Justification | ZZZW |
| Elongation Percentage | 160 MAXIMUM |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Cross-Sectional Height | 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN |
| Peripheral Diameter | 1.199 INCHES NOMINAL IN |
| Departure From Cited Document | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 0.915 INCHES MINIMUM AND 0.927 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4213 | Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA) |
| MS28775-213 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
NSN 5331-01-290-8695 is a O-Ring, manufactured by Circor Aerospace, Inc. Dba Circor Aerospace Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-290-8695 has 3 cross-referenced part numbers: 4213 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), MS28775-213 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), SAE-AS28775 (Sae International Dba Sae International).
There are 12 known substitutes for 5331-01-290-8695: 5920-00-228-4454, 4730-00-277-5037, 2920-00-324-0339 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4213: Criticality Code Justification: ZZZW; Elongation Percentage: 160 MAXIMUM; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Cross-Sectional Height: 0.135 INCHES MINIMUM AND 0.143 INCHES MAXIMUM IN. 8 total characteristics are documented in the Federal Logistics Information System.