The O-Ring, cataloged under National Stock Number 5331-00-542-1849, 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 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 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 | 5331-00-542-1849 |
| Primary Part Number | AS568B212 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Cross-Sectional Height | 0.125 INCHES NOMINAL IN |
| Material | RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 9886-333X6PC27 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 90488PC41 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 1877649PC41 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 598-700-1893079REVAPC27 | Naval Ship Systems Command (USA) |
| AS568B212 PRIMARY | Sae International Dba Sae International (USA) |
| 187241 | Eaton Aerospace, Llc Dba Jackson South (USA) |
| 1877649PC41 | Northrop Grumman Systems Corporation (USA) |
| 100A10-17 | Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace (USA) |
| AS568B212 | Society of Automotive Engineers Inc (USA) |
NSN 5331-00-542-1849 is a O-Ring, manufactured by Sae International Dba Sae International, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-542-1849 has 9 cross-referenced part numbers: 9886-333X6PC27 (Electric Boat Corporation Div General Dynamics Electric Boat), 90488PC41 (Eaton Aerospace, Llc Dba Jackson South), 1877649PC41 (Lockheed Martin Corporation Div Rms - Mitchel Field), 598-700-1893079REVAPC27 (Naval Ship Systems Command), AS568B212 (Sae International Dba Sae International) and 4 more.
There are 2 known substitutes for 5331-00-542-1849: 5310-00-018-7241, 5331-00-727-3268. Verify interchangeability with system specifications before substitution.
Key specifications for AS568B212: Cross-Sectional Height: 0.125 INCHES NOMINAL IN; Material: RUBBER ISOBUTYLENE-ISOPRENE CLASS IIR. 2 total characteristics are documented in the Federal Logistics Information System.