PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SMB157018-2Washer,flat

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-592-7740 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-592-7740 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-592-7740. Primary manufacturer part number: SMB157018-2.
Features
  • Washer,flat — FSC 5310
  • Material: STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
  • Material Document and Classification: AISI TEMPER 1/2 HARD ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Surface Treatment: PHOSPHATE OVERALL
  • Overall Diameter: 0.375 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Thickness: 0.0125 INCHES MINIMUM AND 0.0155 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1006 or Steel Comp 1008 or Steel Comp 1010 or Steel Comp 1011 or Steel Comp 1012 or Steel Comp 1013 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-592-7740, 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 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-592-7740
Primary Part NumberSMB157018-2
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
MaterialSTEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
Material Document and ClassificationAISI TEMPER 1/2 HARD ASSN STD ALL MATERIAL RESPONSES OVERALL
Surface TreatmentPHOSPHATE OVERALL
Overall Diameter0.375 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Thickness0.0125 INCHES MINIMUM AND 0.0155 INCHES MAXIMUM IN
Heat TreatmentCOLD ROLLED
Hole Diameter0.252 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationMIL-F-14072,FINISH E211 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5998-00-070-00855329-1 INTERCHANGEABLE
Holder,printed Circuit Board
Rockwell Collins, Inc. Dba Rc Displays Systems
5950-00-189-3635100847P2 INTERCHANGEABLE
Coil,radio Frequency
Lockheed Martin Corporation Div Rms
5935-00-716-648953-291 INTERCHANGEABLE
Cover,electrical Connector
Te Connectivity Corporation Dba Microdot Products
2510-00-734-78587347858 INTERCHANGEABLE
Beam
U S Army Tank Automotive Command Amsta-Im-Mm
5935-00-984-43805329-1 INTERCHANGEABLE
Connector,plug,electrical
Microwave Devices Inc
4730-01-670-91185329-1 INTERCHANGEABLE
Adapter,straight,tube to Boss
Tru-Hitch, Inc.
Cross-Reference Index
Part NumberManufacturer
SMB157018-2 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
53291 Kleinschmidt Inc (USA)
Related Parts
5998-00-070-0085INTERCHANGEABLE
HOLDER,PRINTED CIRCUIT BOARD
5329-1
5950-00-189-3635INTERCHANGEABLE
COIL,RADIO FREQUENCY
100847P2
5935-00-716-6489INTERCHANGEABLE
COVER,ELECTRICAL CONNECTOR
53-291
2510-00-734-7858INTERCHANGEABLE
BEAM
7347858
5935-00-984-4380INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
5329-1
4730-01-670-9118INTERCHANGEABLE
ADAPTER,STRAIGHT,TUBE TO BOSS
5329-1

Frequently Asked Questions

What is NSN 5310-00-592-7740?

NSN 5310-00-592-7740 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: active.

What are the part numbers for NSN 5310-00-592-7740?

NSN 5310-00-592-7740 has 2 cross-referenced part numbers: SMB157018-2 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 53291 (Kleinschmidt Inc).

What NSN replaces 5310-00-592-7740?

There are 6 known substitutes for 5310-00-592-7740: 5998-00-070-0085, 5950-00-189-3635, 5935-00-716-6489 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SMB157018-2?

Key specifications for SMB157018-2: Material: STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1012 OR STEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL; Material Document and Classification: AISI TEMPER 1/2 HARD ASSN STD ALL MATERIAL RESPONSES OVERALL; Surface Treatment: PHOSPHATE OVERALL; Overall Diameter: 0.375 INCHES NOMINAL IN. 11 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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