PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31559Washer,lock

Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. · NSN 5310-00-052-6454 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-052-6454 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-052-6454. Primary manufacturer part number: 31559.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
  • Nondefinitive Spec/std Data: 4 STYLE AND A CLASS
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Outside Diameter: 1.361 INCHES MAXIMUM IN
  • Hole Diameter: 0.760 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1060 or Steel Comp 1561 or Steel Comp 1064 or Steel Comp 1065 or Steel Comp 1566 or Steel Comp 1069 or Steel Comp 1070 or Steel Comp 1572 or Steel Comp 1074 or Steel Comp 1075 or Steel Comp 1078 or Steel Comp 1080 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-052-6454, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-052-6454
Primary Part Number31559
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
StatusCANCELLED
MaterialSTEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL
Nondefinitive Spec/std Data4 STYLE AND A CLASS
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Outside Diameter1.361 INCHES MAXIMUM IN
Hole Diameter0.760 INCHES MINIMUM AND 0.775 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Surface TreatmentCADMIUM OVERALL
Material Thickness0.241 INCHES MINIMUM AND 0.251 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5110-00-156-0065 INTERCHANGEABLE
File,hand
3455-00-250-0778FX-28 INTERCHANGEABLE
Cutter,milling,end
Pohl Tool Co
6625-00-503-4921 INTERCHANGEABLE
Filter,light,cathode Ray Tube
4710-00-944-189831559-200 INTERCHANGEABLE
Tube Assembly,metal,branched
Smiths Tubular Systems-Laconia, Inc. Div Lewis & Saunders
6240-01-459-197231559 INTERCHANGEABLE
Lamp,metal Halide
Venture Lighting International, Inc. Dba Venture Lighting Intl
4810-01-466-1928315-59 INTERCHANGEABLE
Valve,solenoid
Rix Industries
4310-01-526-3860 INTERCHANGEABLE
Breather
Cross-Reference Index
Part NumberManufacturer
31559 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
FF-W-84 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
13207E7100FN510 Cecom Lr Center (USA)
MS35340-51 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
12387302-51 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5310000526454 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
Related Parts
5110-00-156-0065INTERCHANGEABLE
FILE,HAND
3455-00-250-0778INTERCHANGEABLE
CUTTER,MILLING,END
FX-28
6625-00-503-4921INTERCHANGEABLE
FILTER,LIGHT,CATHODE RAY TUBE
4710-00-944-1898INTERCHANGEABLE
TUBE ASSEMBLY,METAL,BRANCHED
31559-200
6240-01-459-1972INTERCHANGEABLE
LAMP,METAL HALIDE
31559
4810-01-466-1928INTERCHANGEABLE
VALVE,SOLENOID
315-59
4310-01-526-3860INTERCHANGEABLE
BREATHER

Frequently Asked Questions

What is NSN 5310-00-052-6454?

NSN 5310-00-052-6454 is a Washer,lock, manufactured by Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp., classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-052-6454?

NSN 5310-00-052-6454 has 6 cross-referenced part numbers: 31559 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.), FF-W-84 (Federal Specifications Promulgated by General Services Administration Washington DC), 13207E7100FN510 (Cecom Lr Center), MS35340-51 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 12387302-51 (U S Army Tank Automotive Command Amsta-Im-Mm) and 1 more.

What NSN replaces 5310-00-052-6454?

There are 7 known substitutes for 5310-00-052-6454: 5110-00-156-0065, 3455-00-250-0778, 6625-00-503-4921 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31559?

Key specifications for 31559: Material: STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1566 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1572 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OVERALL; Nondefinitive Spec/std Data: 4 STYLE AND A CLASS; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Outside Diameter: 1.361 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-052-6454 still in active supply?

NSN 5310-00-052-6454 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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