PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33626Washer,lock

Fastenal Company Dba Fastenal Co · NSN 5310-01-564-3127 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-564-3127 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-564-3127. Primary manufacturer part number: 33626.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Surface Treatment: ZINC OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Outside Diameter: 0.869 INCHES MAXIMUM IN
  • Material Thickness: 0.125 INCHES MINIMUM IN
  • Surface Treatment Document and Classification: ASTM B695, CLASS 5. TYPE 1 (CLEAR) ASSN STD SINGLE TREATMENT RESPONSE OVERALL
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 5310-01-564-3127, 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. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-564-3127
Primary Part Number33626
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Hole Diameter0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Surface TreatmentZINC OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Outside Diameter0.869 INCHES MAXIMUM IN
Material Thickness0.125 INCHES MINIMUM IN
Surface Treatment Document and ClassificationASTM B695, CLASS 5. TYPE 1 (CLEAR) ASSN STD SINGLE TREATMENT RESPONSE OVERALL
Material Document and ClassificationSAE J403 1055-1065 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3020-00-902-370911697426 INTERCHANGEABLE
Gear,spur
Army, United States Department of the Dba Rock Island Arsenal Jmtc
3610-01-176-033633626 INTERCHANGEABLE
Cap,stopper
Ozalid Corp
3020-01-198-6583 INTERCHANGEABLE
Gear,internal
2910-01-626-620133626 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
Cross-Reference Index
Part NumberManufacturer
U0400491 Jige International (FRA)
Y00014949 Soframe (FRA)
33626 PRIMARY Fastenal Company Dba Fastenal Co (USA)
Related Parts
3020-00-902-3709INTERCHANGEABLE
GEAR,SPUR
11697426
3610-01-176-0336INTERCHANGEABLE
CAP,STOPPER
33626
3020-01-198-6583INTERCHANGEABLE
GEAR,INTERNAL
2910-01-626-6201INTERCHANGEABLE
FILTER ELEMENT,FLUID
33626

Frequently Asked Questions

What is NSN 5310-01-564-3127?

NSN 5310-01-564-3127 is a Washer,lock, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-564-3127?

NSN 5310-01-564-3127 has 3 cross-referenced part numbers: U0400491 (Jige International), Y00014949 (Soframe), 33626 (Fastenal Company Dba Fastenal Co).

What NSN replaces 5310-01-564-3127?

There are 4 known substitutes for 5310-01-564-3127: 3020-00-902-3709, 3610-01-176-0336, 3020-01-198-6583 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33626?

Key specifications for 33626: Hole Diameter: 0.502 INCHES MINIMUM AND 0.512 INCHES MAXIMUM IN; Material: STEEL OVERALL; End Item Identification: TOW TRACTOR, AIRCRAFT; TRANSMISSION ASSY; ASSEMBLY, CONVERTER; TOW TRACTOR , A/C (P/N 4JPAV, PCC: 6J9; SPECIAL AIRCRAFT AND ENGINE TOOL AND SUPPORT EQUIPMENT/PARTS; Surface Treatment: ZINC OVERALL. 10 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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