The O-Ring, cataloged under National Stock Number 5331-00-542-1421, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 36 commercial cross-references from 26 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5331-00-542-1421 |
| Primary Part Number | S8057K6 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | CANCELLED |
| Elongation Percentage | 250 MAXIMUM |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Outside Diameter | 0.441 INCHES NOMINAL IN |
| Hardness Rating | 70.0 SHORE DUROMETER A NOMINAL |
| Center Hole Diameter | 0.296 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 011-1487 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| S8057K6 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| 7.65X1.78-23B7 | Stacem (FRA) |
| 2-011 47-071-70 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| S8057K6 | Proponent, Inc. Dba Proponent (USA) |
| S8057V6 | Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA) |
| 968.32.11.312 | Pilatus Aircraft Ltd (CHE) |
| PRP568-011-4077-70 | Parco, Llc (USA) |
| MIL-G-23652 TY2 | Society of Automotive Engineers Inc (USA) |
| PRP011-1487 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 645001G028 PRIMARY | Goodrich Corporation Dba Goodrich Corp (USA) |
| 5R17-6 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| 2-011 47-071 | Dolly Mfg Corp (USA) |
| 2-011 N4771-70 | Parker Hannifin Gmbh O-Ring Division (DEU) |
| MS29561-011ES | Eriks B.v. (NLD) |
| A-011SR873-70 | Stillman Seal Corporation Div Stillman Seal Corperation (USA) |
| S8057K6 | Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA) |
| 1557052-14 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 2-11-47-071 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 58901A008011 | Leonardo S.p.a. Div Electronics (ITA) |
NSN 5331-00-542-1421 is a O-Ring, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5331 (O-Ring). Status: cancelled.
NSN 5331-00-542-1421 has 36 cross-referenced part numbers: 011-1487 (Parker Hannifin Corporation Div O-Ring Division), S8057K6 (Honeywell International Inc. Div Aerospace - Torrance), 7.65X1.78-23B7 (Stacem), 2-011 47-071-70 (Parker-Hannifin Corp Div O-Ring Division), S8057K6 (Proponent, Inc. Dba Proponent) and 31 more.
There are 4 known substitutes for 5331-00-542-1421: 5331-00-021-3583, 5331-01-046-0629, 5331-01-279-0491 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for S8057K6: Elongation Percentage: 250 MAXIMUM; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR; Outside Diameter: 0.441 INCHES NOMINAL IN. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 5331-00-542-1421 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.