PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20-386Washer,key

Dresser Industries Inc Leroi Div · NSN 5310-00-354-6385 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-354-6385 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-354-6385. Primary manufacturer part number: 20-386.
Features
  • Washer,key — FSC 5310
  • Hole Diameter: 3.062 INCHES NOMINAL IN
  • Internal Prebent Key Length: 0.187 INCHES NOMINAL IN
  • Distance From Centerline to Top of Internal Key: 1.273 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN
  • Internal Key Quantity: 2
  • Outside Diameter: 3.500 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Internal Prebent Key Width: 0.343 INCHES NOMINAL IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,key, cataloged under National Stock Number 5310-00-354-6385, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dresser Industries Inc Leroi Div. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-354-6385
Primary Part Number20-386
Item NameWasher,key
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerDresser Industries Inc Leroi Div
StatusACTIVE
Hole Diameter3.062 INCHES NOMINAL IN
Internal Prebent Key Length0.187 INCHES NOMINAL IN
Distance From Centerline to Top of Internal Key1.273 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN
Internal Key Quantity2
Outside Diameter3.500 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Internal Prebent Key Width0.343 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
4930-00-483-099420-386 INTERCHANGEABLE
Parts Kit,lubricant Pump
Bedford Precision Parts Corp
1005-01-542-809320386 INTERCHANGEABLE
Actuator,gun Safety
Charles Reed Knight Jr Dba Knight's Armament Company
5133-01-600-3114 INTERCHANGEABLE
Bit,auger
Cross-Reference Index
Part NumberManufacturer
20-386 PRIMARY Dresser Industries Inc Leroi Div (USA)
Related Parts
4930-00-483-0994INTERCHANGEABLE
PARTS KIT,LUBRICANT PUMP
20-386
1005-01-542-8093INTERCHANGEABLE
ACTUATOR,GUN SAFETY
20386
5133-01-600-3114INTERCHANGEABLE
BIT,AUGER

Frequently Asked Questions

What is NSN 5310-00-354-6385?

NSN 5310-00-354-6385 is a Washer,key, manufactured by Dresser Industries Inc Leroi Div, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-354-6385?

NSN 5310-00-354-6385 has 1 cross-referenced part number: 20-386 (Dresser Industries Inc Leroi Div).

What NSN replaces 5310-00-354-6385?

There are 3 known substitutes for 5310-00-354-6385: 4930-00-483-0994, 1005-01-542-8093, 5133-01-600-3114. Verify interchangeability with system specifications before substitution.

What are the specifications of 20-386?

Key specifications for 20-386: Hole Diameter: 3.062 INCHES NOMINAL IN; Internal Prebent Key Length: 0.187 INCHES NOMINAL IN; Distance From Centerline to Top of Internal Key: 1.273 INCHES MINIMUM AND 1.281 INCHES MAXIMUM IN; Internal Key Quantity: 2. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com