PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

335AWasher,lock

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5310-01-414-5640 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-414-5640 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-414-5640. Primary manufacturer part number: 335A.
Features
  • Washer,lock — FSC 5310
  • Outside Diameter: 0.779 INCHES MAXIMUM IN
  • Material Thickness: 0.109 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN
  • Surface Treatment: ZINC AND CHROMATE OR CADMIUM OVERALL
  • Material: STEEL OVERALL
  • Hole Diameter: 0.446 INCHES MINIMUM AND 0.459 INCHES MAXIMUM IN
  • Surface Treatment Document and Classification: QQ-Z-325, TY2, CL3 FED SPEC 1ST TREATMENT RESPONSE OVERALL
  • Style Designator: SPLIT HELICAL-RIGHT HAND
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 5310-01-414-5640, 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 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-01-414-5640
Primary Part Number335A
Item NameWasher,lock
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusCANCELLED
Outside Diameter0.779 INCHES MAXIMUM IN
Material Thickness0.109 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN
Surface TreatmentZINC AND CHROMATE OR CADMIUM OVERALL
MaterialSTEEL OVERALL
Hole Diameter0.446 INCHES MINIMUM AND 0.459 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-Z-325, TY2, CL3 FED SPEC 1ST TREATMENT RESPONSE OVERALL
Style DesignatorSPLIT HELICAL-RIGHT HAND
Hardness Rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5310-00-011-0405 INTERCHANGEABLE
Washer,lock
3439-00-165-4173AWSA5.1-12 E6011 0.125 10LB INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
3439-00-165-4185AWSA5.1-78 E6011 5/32 10LB INTERCHANGEABLE
Electrode,welding
American Welding Society, Inc.
6625-00-445-3328335A INTERCHANGEABLE
Calibrator,voltage
Fluke Corp
2825-00-524-0778503432 INTERCHANGEABLE
Nozzle Block,turbin
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5998-01-095-991105212-6027 INTERCHANGEABLE
Circuit Card Assembly
Keysight Technologies Inc
Cross-Reference Index
Part NumberManufacturer
335A Hercules Engine Co Inc (USA)
335 Hercules Engine Co Inc (USA)
335 Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
40-0039302 Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
335A PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
503432 PRIMARY Wiggins Lift Co Inc (USA)
40-0039302 Hercules Engine Co Inc (USA)
Related Parts
5310-00-011-0405INTERCHANGEABLE
WASHER,LOCK
3439-00-165-4173INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.1-12 E6011 0.125 10LB
3439-00-165-4185INTERCHANGEABLE
ELECTRODE,WELDING
AWSA5.1-78 E6011 5/32 10LB
6625-00-445-3328INTERCHANGEABLE
CALIBRATOR,VOLTAGE
335A
2825-00-524-0778INTERCHANGEABLE
NOZZLE BLOCK,TURBIN
503432
5998-01-095-9911INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
05212-6027

Frequently Asked Questions

What is NSN 5310-01-414-5640?

NSN 5310-01-414-5640 is a Washer,lock, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-01-414-5640?

NSN 5310-01-414-5640 has 7 cross-referenced part numbers: 335A (Hercules Engine Co Inc), 335 (Hercules Engine Co Inc), 335 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 40-0039302 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 335A (Brinkley Technology Group Llc Dba Hercules Manufacturing) and 2 more.

What NSN replaces 5310-01-414-5640?

There are 6 known substitutes for 5310-01-414-5640: 5310-00-011-0405, 3439-00-165-4173, 3439-00-165-4185 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 335A?

Key specifications for 335A: Outside Diameter: 0.779 INCHES MAXIMUM IN; Material Thickness: 0.109 INCHES MINIMUM AND 0.119 INCHES MAXIMUM IN; Surface Treatment: ZINC AND CHROMATE OR CADMIUM OVERALL; Material: STEEL OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-01-414-5640 still in active supply?

NSN 5310-01-414-5640 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.
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