PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2401700Washer,shouldered

W S Darley & Co · NSN 5310-00-283-0988 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-283-0988 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-283-0988. Primary manufacturer part number: 2401700.
Features
  • Washer,shouldered — FSC 5310
  • Shoulder Height: 0.186 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
  • Outside Diameter: 2.912 INCHES MINIMUM AND 2.932 INCHES MAXIMUM IN
  • Shoulder Diameter: 2.724 INCHES MINIMUM AND 2.744 INCHES MAXIMUM IN
  • Material: STEEL OVERALL
  • Material Thickness: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
  • Style Designator: SHOULDERED
  • Hole Diameter: 1.1870 INCHES MINIMUM AND 1.1880 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,shouldered, cataloged under National Stock Number 5310-00-283-0988, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is W S Darley & Co. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-283-0988
Primary Part Number2401700
Item NameWasher,shouldered
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerW S Darley & Co
StatusACTIVE
Shoulder Height0.186 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
Outside Diameter2.912 INCHES MINIMUM AND 2.932 INCHES MAXIMUM IN
Shoulder Diameter2.724 INCHES MINIMUM AND 2.744 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Material Thickness0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
Style DesignatorSHOULDERED
Hole Diameter1.1870 INCHES MINIMUM AND 1.1880 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5220-00-182-9754 INTERCHANGEABLE
Gage,profile
Cross-Reference Index
Part NumberManufacturer
PB161 Dakota Fire Apparatus Co Inc (USA)
161J39 W S Darley & Co (USA)
2401700 PRIMARY W S Darley & Co (USA)
J39 W S Darley & Co (USA)
Related Parts
5220-00-182-9754INTERCHANGEABLE
GAGE,PROFILE

Frequently Asked Questions

What is NSN 5310-00-283-0988?

NSN 5310-00-283-0988 is a Washer,shouldered, manufactured by W S Darley & Co, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-283-0988?

NSN 5310-00-283-0988 has 4 cross-referenced part numbers: PB161 (Dakota Fire Apparatus Co Inc), 161J39 (W S Darley & Co), 2401700 (W S Darley & Co), J39 (W S Darley & Co).

What NSN replaces 5310-00-283-0988?

There is 1 known substitute for 5310-00-283-0988: 5220-00-182-9754. Verify interchangeability with system specifications before substitution.

What are the specifications of 2401700?

Key specifications for 2401700: Shoulder Height: 0.186 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Outside Diameter: 2.912 INCHES MINIMUM AND 2.932 INCHES MAXIMUM IN; Shoulder Diameter: 2.724 INCHES MINIMUM AND 2.744 INCHES MAXIMUM IN; Material: STEEL OVERALL. 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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