PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

13724Washer,flat

Brinkley Technology Group Llc Dba Hercules Manufacturing · NSN 5310-00-641-9963 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-641-9963 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-641-9963. Primary manufacturer part number: 13724.
Features
  • Washer,flat — FSC 5310
  • Length: 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL OVERALL
  • Peripheral Shape Style: RECTANGULAR
  • Width Across Flats: 1.183 INCHES MINIMUM AND 1.193 INCHES MAXIMUM IN
  • Thickness: 0.0625 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
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 5310-00-641-9963, 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 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-641-9963
Primary Part Number13724
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBrinkley Technology Group Llc Dba Hercules Manufacturing
StatusACTIVE
Length1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL OVERALL
Peripheral Shape StyleRECTANGULAR
Width Across Flats1.183 INCHES MINIMUM AND 1.193 INCHES MAXIMUM IN
Thickness0.0625 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Hole Diameter0.745 INCHES MINIMUM AND 0.755 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5315-00-013-8085103497 INTERCHANGEABLE
Pin,straight,headed
Komatsu America Corporation
5330-00-292-049210206 INTERCHANGEABLE
Seal,plain Encased
Garwood/feller Inc Garwood Winch Div
5845-00-338-085213724 INTERCHANGEABLE
Strip Assy
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
1650-00-513-54151372-4 INTERCHANGEABLE
Servovalve,hydraulic
Parker Hannifin Corporation Div Hydraulic Systems Division
4320-00-786-0398 INTERCHANGEABLE
Oil Seal,pump
5975-00-821-5738708B589P1 INTERCHANGEABLE
Coupling,electrical Conduit
General Electric Company
5330-00-844-4692 INTERCHANGEABLE
Seal,plain Encased
5340-01-341-886713724 INTERCHANGEABLE
Bracket,mounting
Aerosonic Llc
2540-01-504-285113724 INTERCHANGEABLE
Blade,windshield Wiper
Crane Carrier Company, Llc
Cross-Reference Index
Part NumberManufacturer
13724 PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
13724 Hercules Engine Co Inc (USA)
Related Parts
5315-00-013-8085INTERCHANGEABLE
PIN,STRAIGHT,HEADED
103497
5330-00-292-0492INTERCHANGEABLE
SEAL,PLAIN ENCASED
10206
5845-00-338-0852INTERCHANGEABLE
STRIP ASSY
13724
1650-00-513-5415INTERCHANGEABLE
SERVOVALVE,HYDRAULIC
1372-4
4320-00-786-0398INTERCHANGEABLE
OIL SEAL,PUMP
5975-00-821-5738INTERCHANGEABLE
COUPLING,ELECTRICAL CONDUIT
708B589P1
5330-00-844-4692INTERCHANGEABLE
SEAL,PLAIN ENCASED
5340-01-341-8867INTERCHANGEABLE
BRACKET,MOUNTING
13724
2540-01-504-2851INTERCHANGEABLE
BLADE,WINDSHIELD WIPER
13724

Frequently Asked Questions

What is NSN 5310-00-641-9963?

NSN 5310-00-641-9963 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 5310-00-641-9963?

NSN 5310-00-641-9963 has 2 cross-referenced part numbers: 13724 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 13724 (Hercules Engine Co Inc).

What NSN replaces 5310-00-641-9963?

There are 9 known substitutes for 5310-00-641-9963: 5315-00-013-8085, 5330-00-292-0492, 5845-00-338-0852 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 13724?

Key specifications for 13724: Length: 1.245 INCHES MINIMUM AND 1.255 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL OVERALL; Peripheral Shape Style: RECTANGULAR. 8 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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