The O-Ring, cataloged under National Stock Number 5331-01-240-9452, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-240-9452 |
| Primary Part Number | 845-2110254PC6 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Elongation Percentage | 160 MAXIMUM |
| Criticality Code Justification | ZZZW |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Center Hole Diameter | 0.795 INCHES MINIMUM AND 0.807 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Departure From Cited Document | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Peripheral Diameter | 0.941 INCHES NOMINAL IN |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 845-2110254PC6 | Naval Ship Systems Command (USA) |
| 845-2445182PC6 | Naval Ship Systems Command (USA) |
| 845-2181254PC6,0.250IN | Naval Ship Systems Command (USA) |
| SK-001ITEM4 | Naval Ship Systems Command (USA) |
| MS28775-019 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 845-1889587,PC 19 | Naval Ship Systems Command (USA) |
| 2632-903X8PC6,0.250IN | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 5331-01-240-9452 is a O-Ring, manufactured by Naval Ship Systems Command, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-240-9452 has 7 cross-referenced part numbers: 845-2110254PC6 (Naval Ship Systems Command), 845-2445182PC6 (Naval Ship Systems Command), 845-2181254PC6,0.250IN (Naval Ship Systems Command), SK-001ITEM4 (Naval Ship Systems Command), MS28775-019 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 2 more.
There are 2 known substitutes for 5331-01-240-9452: 5331-00-551-8441, 5331-00-804-5695. Verify interchangeability with system specifications before substitution.
Key specifications for 845-2110254PC6: Elongation Percentage: 160 MAXIMUM; Criticality Code Justification: ZZZW; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Center Hole Diameter: 0.795 INCHES MINIMUM AND 0.807 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.