PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40252Washer,lock

Fastenal Company Dba Fastenal Co · NSN 5310-01-556-5967 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-556-5967 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-556-5967. Primary manufacturer part number: 40252.
Features
  • Washer,lock — FSC 5310
  • 5 verified cross-references
  • Primary manufacturer: Fastenal Company Dba Fastenal Co
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-556-5967, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-01-556-5967
Primary Part Number40252
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-142-435153176 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
5930-00-296-398140252 INTERCHANGEABLE
Switch,thermostatic
Naval Ship Systems Command
6625-00-761-11654025-2 INTERCHANGEABLE
Voltmeter
Faria Beede Instruments, Inc. Dba Faria Beede Instruments Inc
3030-00-833-1325 INTERCHANGEABLE
Belts,v,matched Set
5330-00-862-9289114DS560-1 INTERCHANGEABLE
Seal,plain Encased
The Boeing Company
4410-00-869-2446 INTERCHANGEABLE
Remover,valve Sprin
6350-00-932-5548613905-2 INTERCHANGEABLE
Datum Box Assy
Naval Air Warfare Center Aircraft Division Joint Base Jbmdl
5940-01-218-5978 INTERCHANGEABLE
Terminal,stud
3040-01-336-8249B8104355 ITEM 4-025-2 INTERCHANGEABLE
Gearshaft,spur
Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
6730-01-538-206640252 INTERCHANGEABLE
Screen,projection
Da-Lite Screen Company Inc.
Cross-Reference Index
Part NumberManufacturer
3542142C1 Navistar Intl Corp Truck Br Ohio Plant (USA)
3542142C1 Anixter (USA)
40252 PRIMARY Fastenal Company Dba Fastenal Co (USA)
3542142C1 Nd Defense Llc (USA)
12759-00536 Fastenal Company Dba Fastenal Co (USA)
Related Parts
3110-00-142-4351INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
53176
5930-00-296-3981INTERCHANGEABLE
SWITCH,THERMOSTATIC
40252
6625-00-761-1165INTERCHANGEABLE
VOLTMETER
4025-2
3030-00-833-1325INTERCHANGEABLE
BELTS,V,MATCHED SET
5330-00-862-9289INTERCHANGEABLE
SEAL,PLAIN ENCASED
114DS560-1
4410-00-869-2446INTERCHANGEABLE
REMOVER,VALVE SPRIN
6350-00-932-5548INTERCHANGEABLE
DATUM BOX ASSY
613905-2
5940-01-218-5978INTERCHANGEABLE
TERMINAL,STUD
3040-01-336-8249INTERCHANGEABLE
GEARSHAFT,SPUR
B8104355 ITEM 4-025-2
6730-01-538-2066INTERCHANGEABLE
SCREEN,PROJECTION
40252
6685-01-539-8272INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
40252
6150-01-655-6444INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E

Frequently Asked Questions

What is NSN 5310-01-556-5967?

NSN 5310-01-556-5967 is a Washer,lock, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-556-5967?

NSN 5310-01-556-5967 has 5 cross-referenced part numbers: 3542142C1 (Navistar Intl Corp Truck Br Ohio Plant), 3542142C1 (Anixter), 40252 (Fastenal Company Dba Fastenal Co), 3542142C1 (Nd Defense Llc), 12759-00536 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5310-01-556-5967?

There are 12 known substitutes for 5310-01-556-5967: 3110-00-142-4351, 5930-00-296-3981, 6625-00-761-1165 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40252?

Key specifications for 40252: Special Features: MATERIAL THICKNESS: 2.4 MIN - 2.8 MAX; MATERIAL : 18-8 STANLESS STEEL NAVISTAR SPEC A-37; Part Name Assigned by Controlling Agency: WASHER,GRAB HNDL MTG M8; End Item Identification: MRAP - COMMON NSN - USED ON MAXXPRO CAT I AND 1 OTHER WEAPON SYSTEM. 3 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-556-5967 still in active supply?

NSN 5310-01-556-5967 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.
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