The O-Ring, cataloged under National Stock Number 5331-00-827-0326, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 15 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-827-0326 |
| Primary Part Number | MS28778-28 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 2.080 INCHES MINIMUM AND 2.100 INCHES MAXIMUM IN |
| Outside Diameter | 2.300 INCHES MINIMUM AND 2.352 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AS28778-28 | Dbr Industries, Inc. Dba Dbr Industries Inc (USA) |
| 3-928N507-90 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| N94-84928 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 7799-28 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| AN6290-28 | Aeronautical Standards Group Dept of Navy and Air Force (USA) |
| MS28778-28 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MILG5510 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS28778-28ES | Eriks B.v. (NLD) |
| MS28778-28 | Society of Automotive Engineers Inc (USA) |
| SAE-AS28778 | Sae International Dba Sae International (USA) |
| MS28778-028 | Zf Industrieantriebe Witten Gmbh (DEU) |
| F-14260-28 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| D6-28 | Federal-Mogul Corp Government Sales Dept (USA) |
| SR810B-90-28 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| MS28778-28 PRIMARY | Sae International Dba Sae International (USA) |
| 3-928 N507-90 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| MS28778-28 | Zf Industrieantriebe Witten Gmbh (DEU) |
| N507-9-28 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 2251-28 | Parker-Hannifin Corporation Div O-Ring Division (USA) |
| AN6290-28ES | Eriks B.v. (NLD) |
NSN 5331-00-827-0326 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-827-0326 has 20 cross-referenced part numbers: AS28778-28 (Dbr Industries, Inc. Dba Dbr Industries Inc), 3-928N507-90 (Parker-Hannifin Corp Div O-Ring Division), N94-84928 (Zf Industrieantriebe Witten Gmbh), 7799-28 (Parker Hannifin Corporation Div O-Ring Division), AN6290-28 (Aeronautical Standards Group Dept of Navy and Air Force) and 15 more.
There are 6 known substitutes for 5331-00-827-0326: 5331-00-285-9847, 5331-00-803-7208, 5331-00-819-5111 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS28778-28: Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Center Hole Diameter: 2.080 INCHES MINIMUM AND 2.100 INCHES MAXIMUM IN; Outside Diameter: 2.300 INCHES MINIMUM AND 2.352 INCHES MAXIMUM IN; Cross-Sectional Height: 0.114 INCHES MINIMUM AND 0.122 INCHES MAXIMUM IN. 4 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-827-0326 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.