PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12387302-52Washer,lock

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5310-00-926-5884 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-926-5884 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-926-5884. Primary manufacturer part number: 12387302-52.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material Thickness: 0.280 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
  • Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL
  • Surface Treatment: CADMIUM OVERALL
  • 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
  • Outside Diameter: 1.576 INCHES NOMINAL IN
  • Hole Diameter: 0.890 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN
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 5310-00-926-5884, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-926-5884
Primary Part Number12387302-52
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
Surface Treatment Document and ClassificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Thickness0.280 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
Material Document and Classification66 FED STD ALL MATERIAL RESPONSES OVERALL
Surface TreatmentCADMIUM OVERALL
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
Outside Diameter1.576 INCHES NOMINAL IN
Hole Diameter0.890 INCHES MINIMUM AND 0.922 INCHES MAXIMUM IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
6145-00-009-9324 INTERCHANGEABLE
Cable,special Purpose,electrical
3110-00-175-0001144200H INTERCHANGEABLE
Bearing,ball,thrust
Navistar Intl Corp Truck Br Ohio Plant
5950-00-556-0676 INTERCHANGEABLE
Transformer,power
3040-01-093-058828372 INTERCHANGEABLE
Head,linear Actuating Cylinder
Moog Inc. Dba Ampac-Isp Corp
5930-01-423-266628372 INTERCHANGEABLE
Switch,sensitive
Ontic Engineering and Manufacturing, Inc.
Cross-Reference Index
Part NumberManufacturer
12387302-52 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
5310009265884 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
MS35340-52 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
28372 Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA)
Related Parts
6145-00-009-9324INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
3110-00-175-0001INTERCHANGEABLE
BEARING,BALL,THRUST
144200H
5950-00-556-0676INTERCHANGEABLE
TRANSFORMER,POWER
3040-01-093-0588INTERCHANGEABLE
HEAD,LINEAR ACTUATING CYLINDER
28372
5930-01-423-2666INTERCHANGEABLE
SWITCH,SENSITIVE
28372

Frequently Asked Questions

What is NSN 5310-00-926-5884?

NSN 5310-00-926-5884 is a Washer,lock, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-926-5884?

NSN 5310-00-926-5884 has 4 cross-referenced part numbers: 12387302-52 (U S Army Tank Automotive Command Amsta-Im-Mm), 5310009265884 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), MS35340-52 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 28372 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).

What NSN replaces 5310-00-926-5884?

There are 5 known substitutes for 5310-00-926-5884: 6145-00-009-9324, 3110-00-175-0001, 5950-00-556-0676 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12387302-52?

Key specifications for 12387302-52: Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Material Thickness: 0.280 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN; Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES OVERALL; Surface Treatment: CADMIUM OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-926-5884 still in active supply?

NSN 5310-00-926-5884 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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