PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5310PL1866793Washer,lock

Jednolity Indeks Materialowy - Uniform Material Index · NSN 5310-00-514-6674 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-514-6674 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-514-6674. Primary manufacturer part number: 5310PL1866793.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
  • Material: STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
  • Nondefinitive Spec/std Data: B TYPE
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Hardness Rating: 40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
  • Style Designator: FLAT EXTERNAL TEETH
  • Outside Diameter: 0.588 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1050 or Steel Comp 1551 or Steel Comp 1552 or Steel Comp 1053 or Steel Comp 1055 or Steel Comp 1059 or Steel Comp 1060 or Steel Comp 1561 or Steel Comp 1064 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-514-6674, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Jednolity Indeks Materialowy - Uniform Material Index. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 50 commercial cross-references from 42 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
NSN5310-00-514-6674
Primary Part Number5310PL1866793
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerJednolity Indeks Materialowy - Uniform Material Index
StatusCANCELLED
Hole Diameter0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
MaterialSTEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL
Nondefinitive Spec/std DataB TYPE
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Hardness Rating40.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
Style DesignatorFLAT EXTERNAL TEETH
Outside Diameter0.588 INCHES MINIMUM AND 0.610 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Thickness0.028 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5310-00-011-5551 INTERCHANGEABLE
Washer,lock
5310-00-013-8578 INTERCHANGEABLE
Washer,lock
5310-00-018-0440 INTERCHANGEABLE
Washer,lock
5310-00-018-0612 INTERCHANGEABLE
Washer,lock
5310-00-018-0636 INTERCHANGEABLE
Washer,lock
5310-00-022-8834NASM35333-108 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
4320-00-218-614987525 INTERCHANGEABLE
Cylinder Block,hydraulic Motor-P
Eaton Aerospace, Llc Dba Jackson South
4210-00-299-001814047 INTERCHANGEABLE
Nozzle Assembly,fire Extinguishe
Tyco Fire Products Lp
5310-00-579-0079MS35333-37 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5365-00-582-3899561-2-13 INTERCHANGEABLE
Shim
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
Cross-Reference Index
Part NumberManufacturer
5310PL1866793 Jednolity Indeks Materialowy - Uniform Material Index (POL)
87525 Brockway Motor Trucks Div of Mack Trucks Inc (USA)
138485 Diamond Reo Truck Co (USA)
MS35335-6 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
1A502 Clark Equipment Co (USA)
114605 General Motors Corp (USA)
906B2013 Harsco Corp Bmy-Combat Systems Div (USA)
34941S Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
853-1016 Cummins Power Generation Inc. (USA)
1118 Illinois Tool Works Inc (USA)
13218E0518-41 Cecom Lr Center (USA)
MS35335-34 Psa Peugeot-Citroen Espana, Sa (ESP)
138485 Komatsu American Intl Co (USA)
34941S7 Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
5310PL0822124 Jednolity Indeks Materialowy - Uniform Material Index (POL)
E-4515 ITEM 12H Dover Pumps & Process Solutions Segment Inc Dba Blackmer Div Blackmer (USA)
PF46 Wisconsin Motors, Llc (USA)
529W Dana Corp Spicer Transmission Div (USA)
906B2013 Asrc Federal Facilities Logistics, Llc (USA)
138485 General Motors Corp (USA)
Related Parts
5310-00-011-5551INTERCHANGEABLE
WASHER,LOCK
5310-00-013-8578INTERCHANGEABLE
WASHER,LOCK
5310-00-018-0440INTERCHANGEABLE
WASHER,LOCK
5310-00-018-0612INTERCHANGEABLE
WASHER,LOCK
5310-00-018-0636INTERCHANGEABLE
WASHER,LOCK
5310-00-022-8834INTERCHANGEABLE
WASHER,LOCK
NASM35333-108
4320-00-218-6149INTERCHANGEABLE
CYLINDER BLOCK,HYDRAULIC MOTOR-P
87525
4210-00-299-0018INTERCHANGEABLE
NOZZLE ASSEMBLY,FIRE EXTINGUISHE
14047
5310-00-579-0079INTERCHANGEABLE
WASHER,LOCK
MS35333-37
5365-00-582-3899INTERCHANGEABLE
SHIM
561-2-13
4820-00-595-4263INTERCHANGEABLE
VALVE,GATE
114605
5310-00-595-7237INTERCHANGEABLE
WASHER,LOCK
1019068-042

Frequently Asked Questions

What is NSN 5310-00-514-6674?

NSN 5310-00-514-6674 is a Washer,lock, manufactured by Jednolity Indeks Materialowy - Uniform Material Index, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-514-6674?

NSN 5310-00-514-6674 has 50 cross-referenced part numbers: 5310PL1866793 (Jednolity Indeks Materialowy - Uniform Material Index), 87525 (Brockway Motor Trucks Div of Mack Trucks Inc), 138485 (Diamond Reo Truck Co), MS35335-6 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 1A502 (Clark Equipment Co) and 45 more.

What NSN replaces 5310-00-514-6674?

There are 12 known substitutes for 5310-00-514-6674: 5310-00-011-5551, 5310-00-013-8578, 5310-00-018-0440 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5310PL1866793?

Key specifications for 5310PL1866793: Hole Diameter: 0.320 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN; Material: STEEL COMP 1050 OR STEEL COMP 1551 OR STEEL COMP 1552 OR STEEL COMP 1053 OR STEEL COMP 1055 OR STEEL COMP 1059 OR STEEL COMP 1060 OR STEEL COMP 1561 OR STEEL COMP 1064 OVERALL; Nondefinitive Spec/std Data: B TYPE; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL. 11 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-514-6674 still in active supply?

NSN 5310-00-514-6674 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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