The O-Ring, cataloged under National Stock Number 5331-01-270-0754, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-270-0754 |
| Primary Part Number | 501-6293893 IT.9 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Material | RUBBER SYNTHETIC |
| Outside Diameter | 3.512 INCHES NOMINAL IN |
| Center Hole Diameter | 3.210 INCHES MINIMUM AND 3.258 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.139 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 501-6293893 IT.9 | Naval Ship Systems Command (USA) |
| MIL-DTL-22050 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| AS568-236 | Zf Industrieantriebe Witten Gmbh (DEU) |
| AS568-236 | Air Force-Navy Aeronautical Specifications Promulgated by Aeronautical Standards Group |
| 2-236E688-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| M22050-2-236 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5331-01-270-0754 is a O-Ring, manufactured by Naval Ship Systems Command, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-270-0754 has 6 cross-referenced part numbers: 501-6293893 IT.9 (Naval Ship Systems Command), MIL-DTL-22050 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AS568-236 (Zf Industrieantriebe Witten Gmbh), AS568-236 (Air Force-Navy Aeronautical Specifications Promulgated by Aeronautical Standards Group), 2-236E688-70 (Parker-Hannifin Corp Div O-Ring Division) and 1 more.
There are 5 known substitutes for 5331-01-270-0754: 5331-00-543-3106, 5331-00-580-1216, 5331-01-035-4317 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 501-6293893 IT.9: Material: RUBBER SYNTHETIC; Outside Diameter: 3.512 INCHES NOMINAL IN; Center Hole Diameter: 3.210 INCHES MINIMUM AND 3.258 INCHES MAXIMUM IN; Cross-Sectional Height: 0.139 INCHES NOMINAL IN. 4 total characteristics are documented in the Federal Logistics Information System.