PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

202811Washer,lock

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5310-01-187-5911 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-187-5911 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-187-5911. Primary manufacturer part number: 202811.
Features
  • Washer,lock — FSC 5310
  • 2 verified cross-references
  • Primary manufacturer: Brinkley Technology Group Llc Dba Hercules Manufacturing
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Washer,lock, cataloged under National Stock Number 5310-01-187-5911, 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. 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.

Catalog Facts
Item NameWasher,lock
FSC / FSG5310 — No Item Name Available (FSG 53)
ManufacturersHercules Engine Co Inc (CAGE 28265); Brinkley Technology Group Llc Dba Hercules Manufacturing (CAGE 1ML14)
Technical Specifications
ParameterValue
NSN5310-01-187-5911
Primary Part Number202811
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-011-5547 INTERCHANGEABLE
Washer,lock
5905-00-238-0890202811 INTERCHANGEABLE
Resistor,fixed,wire Wound
Woodward, Inc.
Cross-Reference Index
Part NumberManufacturer
202811 Hercules Engine Co Inc (USA)
202811 PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
Related Parts
5310-00-011-5547INTERCHANGEABLE
WASHER,LOCK
5905-00-238-0890INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
202811

Frequently Asked Questions

What is NSN 5310-01-187-5911?

NSN 5310-01-187-5911 is a Washer,lock, 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 5310-01-187-5911?

NSN 5310-01-187-5911 has 2 cross-referenced part numbers: 202811 (Hercules Engine Co Inc), 202811 (Brinkley Technology Group Llc Dba Hercules Manufacturing).

What NSN replaces 5310-01-187-5911?

There are 2 known substitutes for 5310-01-187-5911: 5310-00-011-5547, 5905-00-238-0890. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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