NSN 5310-00-403-3528 · NIIN 004033528 · Part number 645747
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney · FSC 5310 — Nuts and Washers · FSG 53 — Hardware and Abrasives · CAGE 77445
Government record, cited
NSN 5310-00-403-3528 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-403-3528. Manufacturer of record part number: 645747.
Also searched as5310-00-403-3528 ·
5310004033528 ·
NIIN 004033528 ·
00-403-3528 ·
FSC 5310 Nuts and Washers · CAGE 77445 · 645747
Material Document and Classification: AMS5040 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Outside Diameter: 1.290 INCHES NOMINAL IN
External Prebent Key Width: 0.205 INCHES NOMINAL IN
Material: STEEL COMP 1010 OVERALL
Hole Diameter: 0.960 INCHES NOMINAL IN
1 manufacturer part number on file
Identification
NSN: 5310-00-403-3528
NIIN: 004033528
FSC: 5310 — Nuts and Washers
FSG: 53 — Hardware and Abrasives
Primary part number: 645747
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Washer,key, cataloged under National Stock Number 5310-00-403-3528, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
5310-00-403-3528
Primary Part Number
645747
Item Name
Washer,key
FSC / FSG
5310 / 53 — Nuts and Washers
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
Other items in FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040
5310-00-000-0040 · Item name not on file
5310-00-000-0077
NUT,PLAIN,ROUND
5310-00-000-0079
WASHER,FLAT
5310-00-000-0079
WASHER,FLAT
5310-00-000-1146
5310-00-000-1146 · Item name not on file
5310-00-000-3815
5310-00-000-3815 · Item name not on file
5310-00-000-4532
5310-00-000-4532 · Item name not on file
5310-00-000-4540
5310-00-000-4540 · Item name not on file
Frequently Asked Questions
What is NSN 5310-00-403-3528?
NSN 5310-00-403-3528 is a Washer,key, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5310, Nuts and Washers. Status: active.
What part numbers are listed for NSN 5310-00-403-3528?
NSN 5310-00-403-3528 has 1 manufacturer part number on file: 645747 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of 645747?
Key specifications for 645747: Style Designator: KEY; Material Document and Classification: AMS5040 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Outside Diameter: 1.290 INCHES NOMINAL IN; External Prebent Key Width: 0.205 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 5310-00-403-3528 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.