PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4426Washer,flat

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5310-01-056-1382 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-056-1382 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-056-1382. Primary manufacturer part number: 4426.
Features
  • Washer,flat — FSC 5310
  • Material: STEEL OVERALL
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.526 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
  • Overall Diameter: 0.095 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-056-1382, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 7 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-056-1382
Primary Part Number4426
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusACTIVE
MaterialSTEEL OVERALL
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Hole Diameter0.526 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.089 INCHES MINIMUM AND 0.099 INCHES MAXIMUM IN
Overall Diameter0.095 INCHES MINIMUM AND 1.005 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5315-00-010-346209-17 INTERCHANGEABLE
Key,woodruff
Dresser Industries Inc Leroi Div
2805-00-364-1282 INTERCHANGEABLE
Deflector,dirt and Liquid
5310-00-426-84628167-1-10 INTERCHANGEABLE
Nut,plain,hexagon
Chief of Engineers Dept of Army
6515-01-050-99584426 INTERCHANGEABLE
Catheter and Needle Unit,intrave
Critikon Inc Sub of Johnson and Johnson
5305-01-092-8702411200-45 INTERCHANGEABLE
Screw,shoulder
Raytheon Company Dba Raytheon
5120-01-335-81214426 INTERCHANGEABLE
Handle,socket Wrench
Wright Tool Co
6530-01-555-6854100501 INTERCHANGEABLE
Knob,pneumatic Traction System
Hospeq, Inc. Dba Hospeq Inc
Cross-Reference Index
Part NumberManufacturer
4426 Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
4426 Hercules Engine Co Inc (USA)
Related Parts
5315-00-010-3462INTERCHANGEABLE
KEY,WOODRUFF
09-17
2805-00-364-1282INTERCHANGEABLE
DEFLECTOR,DIRT AND LIQUID
5310-00-426-8462INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8167-1-10
6515-01-050-9958INTERCHANGEABLE
CATHETER AND NEEDLE UNIT,INTRAVE
4426
5305-01-092-8702INTERCHANGEABLE
SCREW,SHOULDER
411200-45
5120-01-335-8121INTERCHANGEABLE
HANDLE,SOCKET WRENCH
4426
6530-01-555-6854INTERCHANGEABLE
KNOB,PNEUMATIC TRACTION SYSTEM
100501

Frequently Asked Questions

What is NSN 5310-01-056-1382?

NSN 5310-01-056-1382 is a Washer,flat, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-056-1382?

NSN 5310-01-056-1382 has 2 cross-referenced part numbers: 4426 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 4426 (Hercules Engine Co Inc).

What NSN replaces 5310-01-056-1382?

There are 7 known substitutes for 5310-01-056-1382: 5315-00-010-3462, 2805-00-364-1282, 5310-00-426-8462 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4426?

Key specifications for 4426: Material: STEEL OVERALL; Peripheral Shape Style: ROUND; Center Hole Shape Style: ROUND; Hole Diameter: 0.526 INCHES MINIMUM AND 0.536 INCHES MAXIMUM IN. 7 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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