PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

142423Washer,flat

Johnson Controls Navy Systems, Llc · NSN 5310-00-251-8493 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-251-8493 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-251-8493. Primary manufacturer part number: 142423.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Material: LEAD OVERALL
  • Hole Diameter: 1.416 INCHES MINIMUM AND 1.426 INCHES MAXIMUM IN
  • Thickness: 0.031 INCHES NOMINAL IN
  • Overall Diameter: 1.916 INCHES MINIMUM AND 1.926 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Lead Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-251-8493, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Johnson Controls Navy Systems, Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-251-8493
Primary Part Number142423
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerJohnson Controls Navy Systems, Llc
StatusCANCELLED
Center Hole Shape StyleROUND
MaterialLEAD OVERALL
Hole Diameter1.416 INCHES MINIMUM AND 1.426 INCHES MAXIMUM IN
Thickness0.031 INCHES NOMINAL IN
Overall Diameter1.916 INCHES MINIMUM AND 1.926 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5330-00-433-9421142423 INTERCHANGEABLE
Gasket
Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company
5940-00-549-955132D1533H11 INTERCHANGEABLE
Terminal,stud
Westinghouse Electric Corp
5330-01-132-9661070-02399 INTERCHANGEABLE
Gasket
Johnson Controls Navy Systems, Llc
Cross-Reference Index
Part NumberManufacturer
67-1913PC20 Johnson Controls Navy Systems, Llc (USA)
142423 PRIMARY Johnson Controls Navy Systems, Llc (USA)
70-2399PK PRIMARY Johnson Controls Navy Systems, Llc (USA)
Related Parts
5330-00-433-9421INTERCHANGEABLE
GASKET
142423
5940-00-549-9551INTERCHANGEABLE
TERMINAL,STUD
32D1533H11
5330-01-132-9661INTERCHANGEABLE
GASKET
070-02399

Frequently Asked Questions

What is NSN 5310-00-251-8493?

NSN 5310-00-251-8493 is a Washer,flat, manufactured by Johnson Controls Navy Systems, Llc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-251-8493?

NSN 5310-00-251-8493 has 3 cross-referenced part numbers: 67-1913PC20 (Johnson Controls Navy Systems, Llc), 142423 (Johnson Controls Navy Systems, Llc), 70-2399PK (Johnson Controls Navy Systems, Llc).

What NSN replaces 5310-00-251-8493?

There are 3 known substitutes for 5310-00-251-8493: 5330-00-433-9421, 5940-00-549-9551, 5330-01-132-9661. Verify interchangeability with system specifications before substitution.

What are the specifications of 142423?

Key specifications for 142423: Center Hole Shape Style: ROUND; Material: LEAD OVERALL; Hole Diameter: 1.416 INCHES MINIMUM AND 1.426 INCHES MAXIMUM IN; Thickness: 0.031 INCHES NOMINAL IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-251-8493 still in active supply?

NSN 5310-00-251-8493 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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