PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6947Washer,flat

Oliver Iron and Steel Corp · NSN 5310-00-285-1501 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-285-1501 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-285-1501. Primary manufacturer part number: 6947.
Features
  • Washer,flat — FSC 5310
  • Peripheral Shape Style: SQUARE
  • Center Hole Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL OVERALL
  • Hole Diameter: 0.938 INCHES NOMINAL IN
  • Surface Treatment: ZINC OVERALL
  • Width Across Flats: 2.0000 INCHES NOMINAL IN
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 5310-00-285-1501, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Oliver Iron and Steel Corp. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-285-1501
Primary Part Number6947
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOliver Iron and Steel Corp
StatusACTIVE
Peripheral Shape StyleSQUARE
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL OVERALL
Hole Diameter0.938 INCHES NOMINAL IN
Surface TreatmentZINC OVERALL
Width Across Flats2.0000 INCHES NOMINAL IN
Thickness0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5960-00-106-1990 INTERCHANGEABLE
Electron Tube
4930-00-294-4959 INTERCHANGEABLE
Adapter,grease Gun Coupling
5895-00-296-970811124 INTERCHANGEABLE
Interconnecting Group
Frontgrade Technologies Inc.
2530-00-419-8930J3205756 INTERCHANGEABLE
Parts Kit,hydraulic Brake Wheel
Chrysler Corp Engine and Components Sales Diversified Products Div
5935-00-560-8293294882 INTERCHANGEABLE
Connector,receptacle,electrical
L3harris Cincinnati Electronics Corporation
6910-00-809-6819800-6819 INTERCHANGEABLE
Moulage,war Wound
Nasco Healthcare Inc
3439-01-046-0290 INTERCHANGEABLE
Tip,desoldering
2920-01-200-84611986473 INTERCHANGEABLE
Winding,starter-Generator Field
General Motors Llc Dba General Motors Llc
5962-01-213-2272515C1608-09-020 INTERCHANGEABLE
Microcircuit,digital
Microsemi Corp.- Massachusetts Dba Microsemi Lawrence
5998-01-422-9904 INTERCHANGEABLE
Electronic Components Assembly
Cross-Reference Index
Part NumberManufacturer
6947 Oliver Iron and Steel Corp (USA)
6819 La Chance Ltd (USA)
7819 Hubbard and Company (USA)
Related Parts
5960-00-106-1990INTERCHANGEABLE
ELECTRON TUBE
4930-00-294-4959INTERCHANGEABLE
ADAPTER,GREASE GUN COUPLING
5895-00-296-9708INTERCHANGEABLE
INTERCONNECTING GROUP
11124
2530-00-419-8930INTERCHANGEABLE
PARTS KIT,HYDRAULIC BRAKE WHEEL
J3205756
5935-00-560-8293INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
294882
6910-00-809-6819INTERCHANGEABLE
MOULAGE,WAR WOUND
800-6819
3439-01-046-0290INTERCHANGEABLE
TIP,DESOLDERING
2920-01-200-8461INTERCHANGEABLE
WINDING,STARTER-GENERATOR FIELD
1986473
5962-01-213-2272INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
515C1608-09-020
5998-01-422-9904INTERCHANGEABLE
ELECTRONIC COMPONENTS ASSEMBLY
5340-01-479-8684INTERCHANGEABLE
WIRE,LOCKING,ANTIPILFERAGE SEAL
7819
5355-01-616-0873INTERCHANGEABLE
DIAL-KNOB,LOCK
7819

Frequently Asked Questions

What is NSN 5310-00-285-1501?

NSN 5310-00-285-1501 is a Washer,flat, manufactured by Oliver Iron and Steel Corp, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-285-1501?

NSN 5310-00-285-1501 has 3 cross-referenced part numbers: 6947 (Oliver Iron and Steel Corp), 6819 (La Chance Ltd), 7819 (Hubbard and Company).

What NSN replaces 5310-00-285-1501?

There are 12 known substitutes for 5310-00-285-1501: 5960-00-106-1990, 4930-00-294-4959, 5895-00-296-9708 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 6947?

Key specifications for 6947: Peripheral Shape Style: SQUARE; Center Hole Shape Style: ROUND; Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL OVERALL. 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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