PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3659Washer,flat

80/20, Llc · NSN 5310-01-532-5140 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-532-5140 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-532-5140. Primary manufacturer part number: 3659.
Features
  • Washer,flat — FSC 5310
  • 1 verified cross-reference
  • Primary manufacturer: 80/20, Llc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-532-5140, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is 80/20, Llc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-532-5140
Primary Part Number3659
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
Manufacturer80/20, Llc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4920-00-041-12803659 INTERCHANGEABLE
Nozzle,test,engine
Allison Transmission Inc Dba Allison Transmission, Inc
3110-00-100-07843659 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
9540-00-250-10593659 INTERCHANGEABLE
Angle,structural
Alcoa/reynolds Metals Company
3460-00-293-16233659 INTERCHANGEABLE
Key,drill Chuck
Jacobs Chuck Mfg Co
6615-00-433-3511 INTERCHANGEABLE
Geartrain Synchroni
9540-00-542-2727 INTERCHANGEABLE
Angle,structural
5340-01-017-2437HS5530-0003 INTERCHANGEABLE
Clip,spring Tension
The Boeing Company
6520-01-153-6247630R INTERCHANGEABLE
Wheel,abrasive
Kerr Corporation
5120-01-161-19185120-01-161-1918 INTERCHANGEABLE
Blade,nutdriver
General Services Administration Federal Supply Service
5950-01-283-865611822 INTERCHANGEABLE
Reactor
Sora Power Inc. Dba Sigma Division
Cross-Reference Index
Part NumberManufacturer
3659 PRIMARY 80/20, Llc (USA)
Related Parts
4920-00-041-1280INTERCHANGEABLE
NOZZLE,TEST,ENGINE
3659
3110-00-100-0784INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
3659
9540-00-250-1059INTERCHANGEABLE
ANGLE,STRUCTURAL
3659
3460-00-293-1623INTERCHANGEABLE
KEY,DRILL CHUCK
3659
6615-00-433-3511INTERCHANGEABLE
GEARTRAIN SYNCHRONI
9540-00-542-2727INTERCHANGEABLE
ANGLE,STRUCTURAL
5340-01-017-2437INTERCHANGEABLE
CLIP,SPRING TENSION
HS5530-0003
6520-01-153-6247INTERCHANGEABLE
WHEEL,ABRASIVE
630R
5120-01-161-1918INTERCHANGEABLE
BLADE,NUTDRIVER
5120-01-161-1918
5950-01-283-8656INTERCHANGEABLE
REACTOR
11822
4730-01-680-5276INTERCHANGEABLE
ELBOW,PIPE
3659
6515-01-686-4899INTERCHANGEABLE
CABLE,VITAL SIGNS MONITOR
3659

Frequently Asked Questions

What is NSN 5310-01-532-5140?

NSN 5310-01-532-5140 is a Washer,flat, manufactured by 80/20, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-532-5140?

NSN 5310-01-532-5140 has 1 cross-referenced part number: 3659 (80/20, Llc).

What NSN replaces 5310-01-532-5140?

There are 12 known substitutes for 5310-01-532-5140: 4920-00-041-1280, 3110-00-100-0784, 9540-00-250-1059 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3659?

Key specifications for 3659: Part Name Assigned by Controlling Agency: WASHER,AIRCRAFT,MATERIAL. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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