PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2974Washer,flat

Bolt Depot, Inc. · NSN 5310-01-686-1682 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-686-1682 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-686-1682. Primary manufacturer part number: 2974.
Features
  • Washer,flat — FSC 5310
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.036 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Material: ZINC OR STEEL SEALING ELEMENT
  • 1 verified cross-reference
  • Primary manufacturer: Bolt Depot, Inc.
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Zinc or Steel Sealing Element construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-01-686-1682, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Bolt Depot, Inc.. Government technical data includes 4 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-686-1682
Primary Part Number2974
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerBolt Depot, Inc.
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.036 INCHES NOMINAL IN
Center Hole Shape StyleROUND
MaterialZINC OR STEEL SEALING ELEMENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6685-00-005-95962974 INTERCHANGEABLE
Thermocouple,specia
Techne
3110-00-293-93020042980-3 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
5360-00-784-5859 INTERCHANGEABLE
Spring,helical,compression
5315-00-849-98579X112 5-32 INTERCHANGEABLE
Pin,cotter
Garwood/feller Inc Garwood Winch Div
5360-01-006-0853 INTERCHANGEABLE
Spring,shutter Bobbin Case Latch
2920-01-219-77822974 INTERCHANGEABLE
Spark Plug
Allied-Signal Inc Autolite Div
5998-01-242-3801 INTERCHANGEABLE
Printed Wiring Board
4820-01-274-0472 INTERCHANGEABLE
Parts Kit,valve
5920-01-547-47662974 INTERCHANGEABLE
Strap,wrist,electrostatic Discha
Desco Industries, Inc. Dba Desco Industries Inc Div Desco
2590-01-608-66372974 INTERCHANGEABLE
Bracket,vehicular Components
Bmi Defense Systems, Inc
Cross-Reference Index
Part NumberManufacturer
2974 PRIMARY Bolt Depot, Inc. (USA)
Related Parts
6685-00-005-9596INTERCHANGEABLE
THERMOCOUPLE,SPECIA
2974
3110-00-293-9302INTERCHANGEABLE
BEARING,BALL,ANNULAR
0042980-3
5360-00-784-5859INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5315-00-849-9857INTERCHANGEABLE
PIN,COTTER
9X112 5-32
5360-01-006-0853INTERCHANGEABLE
SPRING,SHUTTER BOBBIN CASE LATCH
2920-01-219-7782INTERCHANGEABLE
SPARK PLUG
2974
5998-01-242-3801INTERCHANGEABLE
PRINTED WIRING BOARD
4820-01-274-0472INTERCHANGEABLE
PARTS KIT,VALVE
5920-01-547-4766INTERCHANGEABLE
STRAP,WRIST,ELECTROSTATIC DISCHA
2974
2590-01-608-6637INTERCHANGEABLE
BRACKET,VEHICULAR COMPONENTS
2974

Frequently Asked Questions

What is NSN 5310-01-686-1682?

NSN 5310-01-686-1682 is a Washer,flat, manufactured by Bolt Depot, Inc., classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-686-1682?

NSN 5310-01-686-1682 has 1 cross-referenced part number: 2974 (Bolt Depot, Inc.).

What NSN replaces 5310-01-686-1682?

There are 10 known substitutes for 5310-01-686-1682: 6685-00-005-9596, 3110-00-293-9302, 5360-00-784-5859 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2974?

Key specifications for 2974: Part Name Assigned by Controlling Agency: WASHER,FLAT; Cross-Sectional Shape Style: RECTANGULAR; Thickness: 0.036 INCHES NOMINAL IN; Center Hole Shape Style: ROUND. 5 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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