The O-Ring, cataloged under National Stock Number 5331-01-257-2732, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Jonal Laboratories Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-01-257-2732 |
| Primary Part Number | RA12575-01 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Jonal Laboratories Inc |
| Status | ACTIVE |
| Material | RUBBER FLUOROCARBON CLASS FPM |
| Center Hole Diameter | 10.832 INCHES MINIMUM AND 10.892 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 25184 | Parker Hannifin Corporation Div O-Ring Division (USA) |
| 28904-1 | Lydall Inc Elastomer Products Group (USA) |
| RA12575-01 PRIMARY | Jonal Laboratories Inc (USA) |
| 28904-1 | Parker-Hannifin Corp Div O-Ring Division (USA) |
| 28904-1 | Hamilton Sundstrand Corporation (USA) |
NSN 5331-01-257-2732 is a O-Ring, manufactured by Jonal Laboratories Inc, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-01-257-2732 has 5 cross-referenced part numbers: 25184 (Parker Hannifin Corporation Div O-Ring Division), 28904-1 (Lydall Inc Elastomer Products Group), RA12575-01 (Jonal Laboratories Inc), 28904-1 (Parker-Hannifin Corp Div O-Ring Division), 28904-1 (Hamilton Sundstrand Corporation).
There are 5 known substitutes for 5331-01-257-2732: 5133-00-228-1369, 5330-00-297-5035, 4320-00-474-4083 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for RA12575-01: Material: RUBBER FLUOROCARBON CLASS FPM; Center Hole Diameter: 10.832 INCHES MINIMUM AND 10.892 INCHES MAXIMUM IN; Cross-Sectional Height: 0.100 INCHES MINIMUM AND 0.106 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.