PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A7-57Washer,lock

Horizon Aerospace Llc Dba Magnetics Division · NSN 5310-00-932-5597 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-932-5597 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-932-5597. Primary manufacturer part number: A7-57.
Features
  • Washer,lock — FSC 5310
  • Hole Diameter: 0.075 INCHES MINIMUM IN
  • Material Document and Classification: -AMS 5507 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material Thickness: 0.015 INCHES MINIMUM IN
  • Outside Diameter: 0.155 INCHES MAXIMUM IN
  • Material: STEEL COMP 316L OVERALL
  • 1 verified cross-reference
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 316l Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-932-5597, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Horizon Aerospace Llc Dba Magnetics Division. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5310-00-932-5597
Primary Part NumberA7-57
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerHorizon Aerospace Llc Dba Magnetics Division
StatusACTIVE
Hole Diameter0.075 INCHES MINIMUM IN
Material Document and Classification-AMS 5507 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Material Thickness0.015 INCHES MINIMUM IN
Outside Diameter0.155 INCHES MAXIMUM IN
MaterialSTEEL COMP 316L OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5970-01-014-871823816-2IN. INTERCHANGEABLE
Tape,insulation,electrical
Saint-Gobain Performance Plastics Corp Div Composites
Cross-Reference Index
Part NumberManufacturer
A7-57 PRIMARY Horizon Aerospace Llc Dba Magnetics Division (USA)
Related Parts
5970-01-014-8718INTERCHANGEABLE
TAPE,INSULATION,ELECTRICAL
23816-2IN.

Frequently Asked Questions

What is NSN 5310-00-932-5597?

NSN 5310-00-932-5597 is a Washer,lock, manufactured by Horizon Aerospace Llc Dba Magnetics Division, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-932-5597?

NSN 5310-00-932-5597 has 1 cross-referenced part number: A7-57 (Horizon Aerospace Llc Dba Magnetics Division).

What NSN replaces 5310-00-932-5597?

There is 1 known substitute for 5310-00-932-5597: 5970-01-014-8718. Verify interchangeability with system specifications before substitution.

What are the specifications of A7-57?

Key specifications for A7-57: Hole Diameter: 0.075 INCHES MINIMUM IN; Material Document and Classification: -AMS 5507 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Style Designator: SPLIT HELICAL-RIGHT HAND; Material Thickness: 0.015 INCHES MINIMUM IN. 6 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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