The Washer,key, cataloged under National Stock Number 5310-00-045-9557, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-045-9557 |
| Primary Part Number | 443802 |
| Item Name | Washer,key |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Hole Diameter | 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN |
| External Tapered Key Width | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Split Key Length | 0.1275 INCHES NOMINAL IN |
| External Prebent Key Width | 0.110 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN |
| Style Designator | KEY |
| External Prebent Key Length | 0.171 INCHES NOMINAL IN |
| Angle Between External Keys | 58.0 DEGREES MINIMUM AND 62.0 DEGREES MAXIMUM |
| Heat Treatment | COLD ROLLED |
| External Straight Key Width | 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| External Key Quantity | 3 |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL COMP 1010 OVERALL |
| Outside Diameter | 0.451 INCHES NOMINAL IN |
| Material Thickness | 0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN |
| Overall Distance Including Keys | 0.795 INCHES MINIMUM AND 0.805 INCHES MAXIMUM IN |
| Distance From Centerline to Inside of Prebent Key | 0.264 INCHES MINIMUM AND 0.274 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 443802 | Alinabal Holdings Corporation Div Engineered Products Group (USA) |
| 443802 | Gould E a and Co (USA) |
| 443802 | Dynamic Gunver Technologies Llc (USA) |
| 443802 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 443802 | Paradigm Manchester Inc. Dba Pursuit Aerospace (USA) |
NSN 5310-00-045-9557 is a Washer,key, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-045-9557 has 5 cross-referenced part numbers: 443802 (Alinabal Holdings Corporation Div Engineered Products Group), 443802 (Gould E a and Co), 443802 (Dynamic Gunver Technologies Llc), 443802 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 443802 (Paradigm Manchester Inc. Dba Pursuit Aerospace).
There is 1 known substitute for 5310-00-045-9557: 3030-00-722-2095. Verify interchangeability with system specifications before substitution.
Key specifications for 443802: Hole Diameter: 0.276 INCHES MINIMUM AND 0.286 INCHES MAXIMUM IN; External Tapered Key Width: 0.250 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN; Split Key Length: 0.1275 INCHES NOMINAL IN; External Prebent Key Width: 0.110 INCHES MINIMUM AND 0.115 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.