PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

407 102Washer,lock

Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company · NSN 5310-00-722-5618 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-722-5618 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-722-5618. Primary manufacturer part number: 407 102.
Features
  • Washer,lock — FSC 5310
  • Departure From Cited Designator: AS MODIFIED BY SPECIAL TEST
  • Material Thickness: 0.031 INCHES NOMINAL IN
  • Hole Diameter: 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
  • Material Document and Classification: QQ-S-633,FS 1060 TO FS 1080 CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Special Test Features: FLEET BALLISTIC MISSILE QUALITY,AS IDENTIFIED BY QUALITY CONTROL NO. POSO912852
  • Outside Diameter: 0.253 INCHES NOMINAL IN
  • Material: STEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1060 or Steel Comp 1065 or Steel Comp 1070 or Steel Comp 1075 or Steel Comp 1080 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-722-5618, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-722-5618
Primary Part Number407 102
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerPiper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
StatusACTIVE
Departure From Cited DesignatorAS MODIFIED BY SPECIAL TEST
Material Thickness0.031 INCHES NOMINAL IN
Hole Diameter0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
Material Document and ClassificationQQ-S-633,FS 1060 TO FS 1080 CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Special Test FeaturesFLEET BALLISTIC MISSILE QUALITY,AS IDENTIFIED BY QUALITY CONTROL NO. POSO912852
Outside Diameter0.253 INCHES NOMINAL IN
MaterialSTEEL COMP 1060 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
Surface TreatmentCADMIUM AND CHROMATE OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5310-00-017-8364178364 INTERCHANGEABLE
Washer,lock
Chrysler Realty Company Llc Dba Daimler Chrysler
5310-00-045-4007NASM35338-41 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5310-00-616-8575129602 INTERCHANGEABLE
Washer,lock
Cummins Inc.
5331-01-390-2864 INTERCHANGEABLE
O-Ring
Cross-Reference Index
Part NumberManufacturer
407 102 Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company (USA)
AN935-6 Aeronautical Standards Group Dept of Navy and Air Force (USA)
Related Parts
5310-00-017-8364INTERCHANGEABLE
WASHER,LOCK
178364
5310-00-045-4007INTERCHANGEABLE
WASHER,LOCK
NASM35338-41
5310-00-616-8575INTERCHANGEABLE
WASHER,LOCK
129602
5331-01-390-2864INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 5310-00-722-5618?

NSN 5310-00-722-5618 is a Washer,lock, manufactured by Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-722-5618?

NSN 5310-00-722-5618 has 2 cross-referenced part numbers: 407 102 (Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company), AN935-6 (Aeronautical Standards Group Dept of Navy and Air Force).

What NSN replaces 5310-00-722-5618?

There are 4 known substitutes for 5310-00-722-5618: 5310-00-017-8364, 5310-00-045-4007, 5310-00-616-8575 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 407 102?

Key specifications for 407 102: Departure From Cited Designator: AS MODIFIED BY SPECIAL TEST; Material Thickness: 0.031 INCHES NOMINAL IN; Hole Diameter: 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN; Material Document and Classification: QQ-S-633,FS 1060 TO FS 1080 CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 10 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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