The O-Ring, cataloged under National Stock Number 5331-01-529-8198, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-529-8198 |
| Primary Part Number | 7550478-2852200111A-12 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Peripheral Diameter | 0.379 INCHES NOMINAL IN |
| Center Hole Diameter | 0.234 INCHES MINIMUM AND 0.244 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Elongation Percentage | 125 MAXIMUM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2852-2001-11-12 | Carleton Technologies Inc Div Tampa Facility (USA) |
| G547-0002-2852200111A-12 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 7550478-2852200111A-12 PRIMARY | Naval Sea Systems Command (USA) |
| M83248/1-010 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 2852-2001-11 ITEM 12 | Mission Systems Orchard Park Inc (USA) |
| 2852200111A-12 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 5331-01-529-8198 is a O-Ring, manufactured by Naval Sea Systems Command, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-529-8198 has 6 cross-referenced part numbers: 2852-2001-11-12 (Carleton Technologies Inc Div Tampa Facility), G547-0002-2852200111A-12 (Electric Boat Corporation Div General Dynamics Electric Boat), 7550478-2852200111A-12 (Naval Sea Systems Command), M83248/1-010 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 2852-2001-11 ITEM 12 (Mission Systems Orchard Park Inc) and 1 more.
There are 7 known substitutes for 5331-01-529-8198: 5331-00-166-0969, 5331-01-062-4466, 5331-01-222-3507 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7550478-2852200111A-12: Material: RUBBER FLUOROCARBON CLASS FPM; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Peripheral Diameter: 0.379 INCHES NOMINAL IN; End Item Identification: VALVE, REGULATOR, 0.25IPS. 8 total characteristics are documented in the Federal Logistics Information System.