The O-Ring, cataloged under National Stock Number 5331-01-227-9116, 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 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-227-9116 |
| Primary Part Number | 845-1889668 PC25 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF |
| Center Hole Diameter | 0.938 INCHES NOMINAL IN |
| Elongation Percentage | 160 MAXIMUM |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Departure From Cited Document | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Peripheral Diameter | 1.199 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZW |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 845-1889668 PC25 | Naval Ship Systems Command (USA) |
| MS28775-213 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 8512PC33 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| A6689.213.303 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 200-2439190PC10 | Naval Ship Systems Command (USA) |
| 200-2159562PC12 | Naval Ship Systems Command (USA) |
| 8610 PC 32 | Anderson Greenwood Lp Dba Anderson Greenwood Crosby (USA) |
| 200-2119563 PC.20 | Naval Ship Systems Command (USA) |
NSN 5331-01-227-9116 is a O-Ring, manufactured by Naval Ship Systems Command, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-227-9116 has 8 cross-referenced part numbers: 845-1889668 PC25 (Naval Ship Systems Command), MS28775-213 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 8512PC33 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), A6689.213.303 (Anderson Greenwood Lp Dba Anderson Greenwood Crosby), 200-2439190PC10 (Naval Ship Systems Command) and 3 more.
There are 7 known substitutes for 5331-01-227-9116: 5331-00-584-1038, 5330-01-119-0470, 5331-01-160-0601 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 845-1889668 PC25: Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT DEGF; Center Hole Diameter: 0.938 INCHES NOMINAL IN; Elongation Percentage: 160 MAXIMUM; Cross-Sectional Height: 0.125 INCHES NOMINAL IN. 8 total characteristics are documented in the Federal Logistics Information System.