PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8105219Washer,lock

Us Army Aviation and Missile Command · NSN 5310-00-568-4404 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-568-4404 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-568-4404. Primary manufacturer part number: 8105219.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment: NICKEL OVERALL
  • Departure From Cited Designator: AS MODIFIED BY SURFACE TREATMENT
  • Hole Diameter: 0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN
  • Material: COPPER ALLOY 510 OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Material Document and Classification: QQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material Thickness: 0.040 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Alloy 510 Overall construction
General Description

The Washer,lock, cataloged under National Stock Number 5310-00-568-4404, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 8 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-568-4404
Primary Part Number8105219
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Surface TreatmentNICKEL OVERALL
Departure From Cited DesignatorAS MODIFIED BY SURFACE TREATMENT
Hole Diameter0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN
MaterialCOPPER ALLOY 510 OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Material Document and ClassificationQQ-B-750 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Material Thickness0.040 INCHES NOMINAL IN
Outside Diameter0.296 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-167-0660 INTERCHANGEABLE
Washer,lock
5310-00-576-0546MS35338-99 INTERCHANGEABLE
Washer,lock
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
AN935B8 Aeronautical Standards Group Dept of Navy and Air Force (USA)
8105219 PRIMARY Us Army Aviation and Missile Command (USA)
Related Parts
5310-00-167-0660INTERCHANGEABLE
WASHER,LOCK
5310-00-576-0546INTERCHANGEABLE
WASHER,LOCK
MS35338-99

Frequently Asked Questions

What is NSN 5310-00-568-4404?

NSN 5310-00-568-4404 is a Washer,lock, manufactured by Us Army Aviation and Missile Command, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-568-4404?

NSN 5310-00-568-4404 has 2 cross-referenced part numbers: AN935B8 (Aeronautical Standards Group Dept of Navy and Air Force), 8105219 (Us Army Aviation and Missile Command).

What NSN replaces 5310-00-568-4404?

There are 2 known substitutes for 5310-00-568-4404: 5310-00-167-0660, 5310-00-576-0546. Verify interchangeability with system specifications before substitution.

What are the specifications of 8105219?

Key specifications for 8105219: Surface Treatment: NICKEL OVERALL; Departure From Cited Designator: AS MODIFIED BY SURFACE TREATMENT; Hole Diameter: 0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN; Material: COPPER ALLOY 510 OVERALL. 8 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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