The O-Ring, cataloged under National Stock Number 5331-01-231-0939, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Hydro-Aire Aerospace Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-231-0939 |
| Primary Part Number | 71869PC34 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Hydro-Aire Aerospace Corp |
| Status | ACTIVE |
| Peripheral Diameter | 2.887 INCHES NOMINAL IN |
| Elongation Percentage | 160 MAXIMUM |
| Center Hole Diameter | 2.619 INCHES NOMINAL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Criticality Code Justification | ZZZW |
| Cross-Sectional Height | 0.143 INCHES NOMINAL IN |
| Departure From Cited Document | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATONS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 71869PC34 | Hydro-Aire Aerospace Corp (USA) |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| MS28775-231 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| C98124 | Barksdale, Inc (USA) |
NSN 5331-01-231-0939 is a O-Ring, manufactured by Hydro-Aire Aerospace Corp, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-231-0939 has 4 cross-referenced part numbers: 71869PC34 (Hydro-Aire Aerospace Corp), SAE-AS28775 (Sae International Dba Sae International), MS28775-231 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), C98124 (Barksdale, Inc).
There are 8 known substitutes for 5331-01-231-0939: 5331-00-720-2535, 4470-00-935-9480, 3110-00-947-6315 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 71869PC34: Peripheral Diameter: 2.887 INCHES NOMINAL IN; Elongation Percentage: 160 MAXIMUM; Center Hole Diameter: 2.619 INCHES NOMINAL IN; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF. 8 total characteristics are documented in the Federal Logistics Information System.