The O-Ring, cataloged under National Stock Number 5331-01-257-8623, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Defense Logistics Agency Dba Defense Supply Center Philadelphia. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-257-8623 |
| Primary Part Number | LL-HX4-9042 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Temp Rating | -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR |
| Center Hole Diameter | 0.665 INCHES MINIMUM AND 0.683 INCHES MAXIMUM IN |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Outside Diameter | 0.865 INCHES MINIMUM AND 0.895 INCHES MAXIMUM IN |
| Elongation Percentage | 164 MAXIMUM |
| Test Data Document | 81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFED FREE FROM MERCURY CONTAMINATION |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| LL-HX4-9042 | Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA) |
| 2-115N304-75 | Parker-Hannifin Corp Div O-Ring Division (USA) |
NSN 5331-01-257-8623 is a O-Ring, manufactured by Defense Logistics Agency Dba Defense Supply Center Philadelphia, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-257-8623 has 2 cross-referenced part numbers: LL-HX4-9042 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 2-115N304-75 (Parker-Hannifin Corp Div O-Ring Division).
There are 3 known substitutes for 5331-01-257-8623: 5330-00-181-0024, 5331-00-579-7916, 5330-01-121-9876. Verify interchangeability with system specifications before substitution.
Key specifications for LL-HX4-9042: Criticality Code Justification: ZZZY; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN; Temp Rating: -65.0 FAHRENHEIT AND 250.0 FAHRENHEIT DEGF; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR. 10 total characteristics are documented in the Federal Logistics Information System.