PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

73602Washer,flat

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 5310-00-443-0427 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-443-0427 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-443-0427. Primary manufacturer part number: 73602.
Features
  • Washer,flat — FSC 5310
  • Hole Diameter: 0.314 INCHES MINIMUM AND 0.321 INCHES MAXIMUM IN
  • Material Document and Classification: HS125,GR+1,FSCM 61858 MFR REF SINGLE MATERIAL RESPONSE OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • Peripheral Shape Style: ROUND
  • Overall Diameter: 0.940 INCHES NOMINAL IN
  • Thickness: 0.062 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-443-0427, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-443-0427
Primary Part Number73602
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusCANCELLED
Hole Diameter0.314 INCHES MINIMUM AND 0.321 INCHES MAXIMUM IN
Material Document and ClassificationHS125,GR+1,FSCM 61858 MFR REF SINGLE MATERIAL RESPONSE OVERALL
Surface TreatmentCADMIUM OVERALL
Peripheral Shape StyleROUND
Overall Diameter0.940 INCHES NOMINAL IN
Thickness0.062 INCHES NOMINAL IN
Center Hole Shape StyleROUND
MaterialSTEEL OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
5950-00-241-285373602 INTERCHANGEABLE
Transformer,power
Hammond Mfg Co Ltd
1680-00-608-490573602 INTERCHANGEABLE
Link,bucket Support
Mag Aerospace Industries, Llc Div Safran Cabins
5342-00-659-4150544-5032-002 INTERCHANGEABLE
Hook,clamping
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
3040-01-065-61717360-2 INTERCHANGEABLE
Shaft,shouldered
Eaton Corporation Div Eaton Fluid Power
5360-01-094-7613N69763 INTERCHANGEABLE
Spring,helical
Leslie Controls, Inc. Dba Leslie Controls Inc
4720-01-291-525473602 INTERCHANGEABLE
Hose,nonmetallic
Api Heat Transfer Thermasys Corporation
6610-01-330-1895118192 INTERCHANGEABLE
Pitch Trim Assembly
Astronautics Corporation of America
6680-01-538-153673602 INTERCHANGEABLE
Tachometer,electrical,self-Gener
Maxima Technologies & Systems Llc
Cross-Reference Index
Part NumberManufacturer
73602 PRIMARY Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
118192 Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp. (CAN)
Related Parts
5950-00-241-2853INTERCHANGEABLE
TRANSFORMER,POWER
73602
1680-00-608-4905INTERCHANGEABLE
LINK,BUCKET SUPPORT
73602
5342-00-659-4150INTERCHANGEABLE
HOOK,CLAMPING
544-5032-002
3040-01-065-6171INTERCHANGEABLE
SHAFT,SHOULDERED
7360-2
5360-01-094-7613INTERCHANGEABLE
SPRING,HELICAL
N69763
4720-01-291-5254INTERCHANGEABLE
HOSE,NONMETALLIC
73602
6610-01-330-1895INTERCHANGEABLE
PITCH TRIM ASSEMBLY
118192
6680-01-538-1536INTERCHANGEABLE
TACHOMETER,ELECTRICAL,SELF-GENER
73602

Frequently Asked Questions

What is NSN 5310-00-443-0427?

NSN 5310-00-443-0427 is a Washer,flat, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-443-0427?

NSN 5310-00-443-0427 has 2 cross-referenced part numbers: 73602 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 118192 (Pratt & Whitney Canada Corp Div Pratt & Whitney Canada Corp.).

What NSN replaces 5310-00-443-0427?

There are 8 known substitutes for 5310-00-443-0427: 5950-00-241-2853, 1680-00-608-4905, 5342-00-659-4150 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 73602?

Key specifications for 73602: Hole Diameter: 0.314 INCHES MINIMUM AND 0.321 INCHES MAXIMUM IN; Material Document and Classification: HS125,GR+1,FSCM 61858 MFR REF SINGLE MATERIAL RESPONSE OVERALL; Surface Treatment: CADMIUM OVERALL; Peripheral Shape Style: ROUND. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-443-0427 still in active supply?

NSN 5310-00-443-0427 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com