The O-Ring, cataloged under National Stock Number 5331-00-068-9528, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 36 commercial cross-references from 19 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 | 5331-00-068-9528 |
| Primary Part Number | MS28775-904 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Cross-Sectional Height | 0.072 INCHES NOMINAL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Center Hole Diameter | 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN |
| Outside Diameter | 0.495 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Elongation Percentage | 160 MAXIMUM |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1KK528 | Oshkosh Defense Llc (USA) |
| AS568A-904MILP2 5732 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 3-4 N304-75 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 4410173-9040 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MILP25732 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 123-904-1 | Zf Industrieantriebe Witten Gmbh (DEU) |
| N-999-7082-A-003 | Carver Pump Company (USA) |
| AS568-904MILP25 732 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MS28775-904 | Society of Automotive Engineers Inc (USA) |
| MS28775-904 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| SAE-AS28775 | Sae International Dba Sae International (USA) |
| 3-904N304-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 568904-27 | Haskel International, Llc Dba Haskel International, Llc (USA) |
| 16-001.480 | Zf Industrieantriebe Witten Gmbh (DEU) |
| ARP568-904-MILP 25732 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 904-7377AN | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 1KK528 | Oshkosh Corp (USA) |
| 904-71170 | Be Aerospace Consumables Management Dba Aerospace Services Div Consumables Solutions (USA) |
| CVC4233-4 | Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division (USA) |
| 3634-191-14-70 | Hamilton Sundstrand Corporation (USA) |
NSN 5331-00-068-9528 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-068-9528 has 36 cross-referenced part numbers: 1KK528 (Oshkosh Defense Llc), AS568A-904MILP2 5732 (Zf Industrieantriebe Witten Gmbh), 3-4 N304-75 (Zf Industrieantriebe Witten Gmbh), 4410173-9040 (Zf Industrieantriebe Witten Gmbh), MILP25732 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 31 more.
There are 12 known substitutes for 5331-00-068-9528: 5331-00-020-0203, 3950-00-070-0964, 6220-00-090-1310 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28775-904: Cross-Sectional Height: 0.072 INCHES NOMINAL IN; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Center Hole Diameter: 0.346 INCHES MINIMUM AND 0.356 INCHES MAXIMUM IN; Outside Diameter: 0.495 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-068-9528 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.