The O-Ring, cataloged under National Stock Number 5331-00-548-7909, is classified within Federal Supply Class 5331 (O-Ring) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-548-7909 |
| Primary Part Number | 745056 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Hardness Rating | 75.0 SHORE DUROMETER A NOMINAL |
| Temp Rating | -85.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF |
| Center Hole Diameter | 3.092 INCHES MINIMUM AND 3.122 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN |
| Material | RUBBER |
| Elongation Percentage | 125 MAXIMUM |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AMS7267 | Sae International Dba Sae International (USA) |
| AMS7267 | Society of Automotive Engineers Inc (USA) |
| 745056 | Turbo Power & Marine System Inc Sub of United Technologies Corp (USA) |
| 745056 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5331-00-548-7909 is a O-Ring, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-548-7909 has 4 cross-referenced part numbers: AMS7267 (Sae International Dba Sae International), AMS7267 (Society of Automotive Engineers Inc), 745056 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 745056 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
There are 6 known substitutes for 5331-00-548-7909: 5331-00-026-2578, 5331-00-111-7811, 5331-00-127-7444 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 745056: Hardness Rating: 75.0 SHORE DUROMETER A NOMINAL; Temp Rating: -85.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF; Center Hole Diameter: 3.092 INCHES MINIMUM AND 3.122 INCHES MAXIMUM IN; Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.