PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-14-6Washer,lock

Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. · NSN 5310-01-664-3426 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-664-3426 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-664-3426. Primary manufacturer part number: 20-14-6.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL OVERALL
  • 1 verified cross-reference
  • Primary manufacturer: Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-664-3426, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). 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
NSN5310-01-664-3426
Primary Part Number20-14-6
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerCrane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
StatusACTIVE
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4925-00-088-793120146 INTERCHANGEABLE
Wrench,fuze Lug
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5133-00-228-1393 INTERCHANGEABLE
Drill,twist
5360-00-361-0566 INTERCHANGEABLE
Spring,helical,compression
6605-00-399-2131201-46 INTERCHANGEABLE
Carriage,stadimeter
Carbonara Labs Inc
4810-00-505-141420146 INTERCHANGEABLE
Guide,solenoid
Pneudraulics, Inc.
6645-00-881-107520146 INTERCHANGEABLE
Timing Movement,mechanical
L & R Manufacturing Company
5998-01-018-0826 INTERCHANGEABLE
Extender Card,electronic Test
5310-01-079-706120-146 INTERCHANGEABLE
Nut,plain,hexagon
Motorola Automotive Electronics
4820-01-159-5965B7327-001-108 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
4820-01-167-440410443001156 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
Cross-Reference Index
Part NumberManufacturer
20-14-6 PRIMARY Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp. (USA)
Related Parts
4925-00-088-7931INTERCHANGEABLE
WRENCH,FUZE LUG
20146
5133-00-228-1393INTERCHANGEABLE
DRILL,TWIST
5360-00-361-0566INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
6605-00-399-2131INTERCHANGEABLE
CARRIAGE,STADIMETER
201-46
4810-00-505-1414INTERCHANGEABLE
GUIDE,SOLENOID
20146
6645-00-881-1075INTERCHANGEABLE
TIMING MOVEMENT,MECHANICAL
20146
5998-01-018-0826INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
5310-01-079-7061INTERCHANGEABLE
NUT,PLAIN,HEXAGON
20-146
4820-01-159-5965INTERCHANGEABLE
DISK,VALVE
B7327-001-108
4820-01-167-4404INTERCHANGEABLE
SEAT,VALVE
10443001156
4920-01-300-2023INTERCHANGEABLE
TEST PROGRAM SET
20146
5950-01-317-1888INTERCHANGEABLE
TRANSFORMER,POWER
3191419-104-103

Frequently Asked Questions

What is NSN 5310-01-664-3426?

NSN 5310-01-664-3426 is a Washer,lock, manufactured by Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-664-3426?

NSN 5310-01-664-3426 has 1 cross-referenced part number: 20-14-6 (Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.).

What NSN replaces 5310-01-664-3426?

There are 12 known substitutes for 5310-01-664-3426: 4925-00-088-7931, 5133-00-228-1393, 5360-00-361-0566 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-14-6?

Key specifications for 20-14-6: Part Name Assigned by Controlling Agency: WASHER, LOCK, SPLIT; End Item Identification: 4930-01-517-6942; Material: STEEL OVERALL. 3 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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