PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB154725Washer,flat

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-524-0236 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-524-0236 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-524-0236. Primary manufacturer part number: SMB154725.
Features
  • Washer,flat — FSC 5310
  • Material Document and Classification: QQ-B-613 FED SPEC ALL MATERIAL RESPONSES AND QQ-C-502 FED SPEC ALL MATERIAL RESPONSES OVERALL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Overall Diameter: 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Thickness: 0.031 INCHES NOMINAL IN
  • Hardness Rating: 56.0 ROCKWELL B MINIMUM AND 74.0 ROCKWELL B MAXIMUM
  • Material: COPPER OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Copper Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-524-0236, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-524-0236
Primary Part NumberSMB154725
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusCANCELLED
Material Document and ClassificationQQ-B-613 FED SPEC ALL MATERIAL RESPONSES AND QQ-C-502 FED SPEC ALL MATERIAL RESPONSES OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Overall Diameter0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Thickness0.031 INCHES NOMINAL IN
Hardness Rating56.0 ROCKWELL B MINIMUM AND 74.0 ROCKWELL B MAXIMUM
MaterialCOPPER OVERALL
Center Hole Shape StyleROUND
Hole Diameter0.360 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3110-00-144-8663 INTERCHANGEABLE
Bearing,ball,annular
5305-00-156-2822 INTERCHANGEABLE
Screw,machine
4320-00-176-0284166963E INTERCHANGEABLE
Sleeve,shaft,pump
Curtiss-Wright Electro-Mechanical Corporation Div Epd
5950-00-504-9073GA10074 INTERCHANGEABLE
Transformer,power Autotransforme
Raytheon Company Dba Raytheon Co
5950-01-138-926710468 INTERCHANGEABLE
Coil,radio Frequency
Torotel, Inc. Div Torotel Products, Inc.
Cross-Reference Index
Part NumberManufacturer
SM-B-154725 REV B Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
10468 Kleinschmidt Inc (USA)
NE949-3427-2 Allard Nazarian Group, Inc. Dba Granite State Manufacturing (USA)
204B1057 General Dynamics Mission Systems, Inc. Dba Gdms (USA)
204B1057 Motorola Inc. Dba Integrated Information Systems Group (USA)
SMB154725 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
3110-00-144-8663INTERCHANGEABLE
BEARING,BALL,ANNULAR
5305-00-156-2822INTERCHANGEABLE
SCREW,MACHINE
4320-00-176-0284INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
166963E
5950-00-504-9073INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
GA10074
5950-01-138-9267INTERCHANGEABLE
COIL,RADIO FREQUENCY
10468

Frequently Asked Questions

What is NSN 5310-00-524-0236?

NSN 5310-00-524-0236 is a Washer,flat, manufactured by Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-524-0236?

NSN 5310-00-524-0236 has 6 cross-referenced part numbers: SM-B-154725 REV B (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 10468 (Kleinschmidt Inc), NE949-3427-2 (Allard Nazarian Group, Inc. Dba Granite State Manufacturing), 204B1057 (General Dynamics Mission Systems, Inc. Dba Gdms), 204B1057 (Motorola Inc. Dba Integrated Information Systems Group) and 1 more.

What NSN replaces 5310-00-524-0236?

There are 5 known substitutes for 5310-00-524-0236: 3110-00-144-8663, 5305-00-156-2822, 4320-00-176-0284 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB154725?

Key specifications for SMB154725: Material Document and Classification: QQ-B-613 FED SPEC ALL MATERIAL RESPONSES AND QQ-C-502 FED SPEC ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: RECTANGULAR; Overall Diameter: 0.609 INCHES MINIMUM AND 0.641 INCHES MAXIMUM IN; Peripheral Shape Style: ROUND. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-524-0236 still in active supply?

NSN 5310-00-524-0236 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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