PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7407417Washer,lock

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 5310-00-740-7417 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-740-7417 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-740-7417. Primary manufacturer part number: 7407417.
Features
  • Washer,lock — FSC 5310
  • Material: STEEL OVERALL
  • Surface Treatment: ZINC OVERALL
  • Outside Diameter: 0.348 INCHES MINIMUM AND 0.363 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-Z-325,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
  • Material Thickness: 0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
  • Hole Diameter: 0.254 INCHES MINIMUM AND 0.269 INCHES MAXIMUM IN
  • Style Designator: SPLIT HELICAL-RIGHT HAND
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 5310-00-740-7417, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-740-7417
Primary Part Number7407417
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusACTIVE
MaterialSTEEL OVERALL
Surface TreatmentZINC OVERALL
Outside Diameter0.348 INCHES MINIMUM AND 0.363 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-Z-325,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
Material Thickness0.073 INCHES MINIMUM AND 0.083 INCHES MAXIMUM IN
Hole Diameter0.254 INCHES MINIMUM AND 0.269 INCHES MAXIMUM IN
Style DesignatorSPLIT HELICAL-RIGHT HAND
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5310-00-143-6272 INTERCHANGEABLE
Washer,lock
Cross-Reference Index
Part NumberManufacturer
25704-281210-06-0 Knds Deutschland Gmbh & Co. Kg - Werk Kassel - (DEU)
7407417 Feinmechanische Werke Mainz Gmbh (DEU)
25704-281210-06-0 Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke (DEU)
7407417 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5310-00-143-6272INTERCHANGEABLE
WASHER,LOCK

Frequently Asked Questions

What is NSN 5310-00-740-7417?

NSN 5310-00-740-7417 is a Washer,lock, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-740-7417?

NSN 5310-00-740-7417 has 4 cross-referenced part numbers: 25704-281210-06-0 (Knds Deutschland Gmbh & Co. Kg - Werk Kassel -), 7407417 (Feinmechanische Werke Mainz Gmbh), 25704-281210-06-0 (Baainbw Dokumente Ohne Nutzungsrechte Des Baainbw Fur Beschaffungszwecke), 7407417 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 5310-00-740-7417?

There is 1 known substitute for 5310-00-740-7417: 5310-00-143-6272. Verify interchangeability with system specifications before substitution.

What are the specifications of 7407417?

Key specifications for 7407417: Material: STEEL OVERALL; Surface Treatment: ZINC OVERALL; Outside Diameter: 0.348 INCHES MINIMUM AND 0.363 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-Z-325,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com