The O-Ring, cataloged under National Stock Number 5331-00-990-5748, 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 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5331-00-990-5748 |
| Primary Part Number | 571014 |
| Item Name | O-Ring |
| FSC / FSG | 5331 / 53 — O-Ring |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Cross-Sectional Height | 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Material | RUBBER SILICONE CLASS Q |
| Center Hole Diameter | 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 571014 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 640565 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 571014 | Acushnet Rubber Company, Inc. Dba Precix (USA) |
| 571014 | Jonal Laboratories Inc (USA) |
| 571013 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
NSN 5331-00-990-5748 is a O-Ring, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5331 (O-Ring). Status: active.
NSN 5331-00-990-5748 has 5 cross-referenced part numbers: 571014 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 640565 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 571014 (Acushnet Rubber Company, Inc. Dba Precix), 571014 (Jonal Laboratories Inc), 571013 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
There is 1 known substitute for 5331-00-990-5748: 5340-01-293-4195. Verify interchangeability with system specifications before substitution.
Key specifications for 571014: Cross-Sectional Height: 0.084 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN; Material: RUBBER SILICONE CLASS Q; Center Hole Diameter: 0.639 INCHES MINIMUM AND 0.649 INCHES MAXIMUM IN. 3 total characteristics are documented in the Federal Logistics Information System.