PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2920Washer,lock

Telemechanics Inc · NSN 5310-00-188-5016 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-188-5016 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-188-5016. Primary manufacturer part number: 2920.
Features
  • Washer,lock — FSC 5310
  • Surface Treatment: DICHROMATE ZINC OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
  • Hole Diameter: 0.391 INCHES NOMINAL IN
  • Material Thickness: 0.063 INCHES NOMINAL IN
  • Outside Diameter: 0.641 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • 3 verified cross-references
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 5310-00-188-5016, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Telemechanics Inc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-188-5016
Primary Part Number2920
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerTelemechanics Inc
StatusACTIVE
Surface TreatmentDICHROMATE ZINC OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Hole Diameter0.391 INCHES NOMINAL IN
Material Thickness0.063 INCHES NOMINAL IN
Outside Diameter0.641 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
7810-00-271-1789 INTERCHANGEABLE
Gloves,boxing
3110-00-554-310051120 INTERCHANGEABLE
Bearing,ball,thrust
Skf Usa Inc.
2530-00-891-0488F19435 INTERCHANGEABLE
Parts Kit,brake Chamber
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5910-01-049-2181 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
2940-01-120-861642920 INTERCHANGEABLE
Filter Element,intake Air Cleane
Wix Corp
5360-01-175-42492701735 INTERCHANGEABLE
Spring,helical,compression
Parker Hannifin Corporation Div Aerospace Group Headquarters
6840-01-364-94212920 INTERCHANGEABLE
Test Strips,glutaraldehyde
Johnson and Johnson Medical Inc Sub of Johnson and Johnson
5975-01-396-43722920 INTERCHANGEABLE
Box Connector,electrical
Abb Installation Products Inc
6135-01-672-53442920 INTERCHANGEABLE
Battery,nonrechargeable
Acr Electronics, Inc. Dba Acr Electronics Inc
5330-01-699-45792920 INTERCHANGEABLE
Seal,plain Encased
Hitachi Global Air Power Us Llc
Cross-Reference Index
Part NumberManufacturer
2920 PRIMARY Telemechanics Inc (USA)
2920 American Telephone and Telegraph Co (USA)
2920 At and T Corp (USA)
Related Parts
7810-00-271-1789INTERCHANGEABLE
GLOVES,BOXING
3110-00-554-3100INTERCHANGEABLE
BEARING,BALL,THRUST
51120
2530-00-891-0488INTERCHANGEABLE
PARTS KIT,BRAKE CHAMBER
F19435
5910-01-049-2181INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
2940-01-120-8616INTERCHANGEABLE
FILTER ELEMENT,INTAKE AIR CLEANE
42920
5360-01-175-4249INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2701735
6840-01-364-9421INTERCHANGEABLE
TEST STRIPS,GLUTARALDEHYDE
2920
5975-01-396-4372INTERCHANGEABLE
BOX CONNECTOR,ELECTRICAL
2920
6135-01-672-5344INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
2920
5330-01-699-4579INTERCHANGEABLE
SEAL,PLAIN ENCASED
2920

Frequently Asked Questions

What is NSN 5310-00-188-5016?

NSN 5310-00-188-5016 is a Washer,lock, manufactured by Telemechanics Inc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-188-5016?

NSN 5310-00-188-5016 has 3 cross-referenced part numbers: 2920 (Telemechanics Inc), 2920 (American Telephone and Telegraph Co), 2920 (At and T Corp).

What NSN replaces 5310-00-188-5016?

There are 10 known substitutes for 5310-00-188-5016: 7810-00-271-1789, 3110-00-554-3100, 2530-00-891-0488 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2920?

Key specifications for 2920: Surface Treatment: DICHROMATE ZINC OVERALL; Style Designator: SPLIT HELICAL-RIGHT HAND; Hole Diameter: 0.391 INCHES NOMINAL IN; Material Thickness: 0.063 INCHES NOMINAL 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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