PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SM-B-187142Washer,flat

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-330-5710 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-330-5710 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-330-5710. Primary manufacturer part number: SM-B-187142.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.625 INCHES NOMINAL IN
  • Material Document and Classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Hole Diameter: 0.377 INCHES NOMINAL IN
  • Thickness: 0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
  • Peripheral Shape Style: ROUND
  • Surface Treatment: PHOSPHATE OVERALL
  • Material: STEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1009 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
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1006 or Steel Comp 1008 or Steel Comp 1009 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 5310-00-330-5710, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 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
NSN5310-00-330-5710
Primary Part NumberSM-B-187142
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Overall Diameter0.625 INCHES NOMINAL IN
Material Document and ClassificationAISI ASSN STD ALL MATERIAL RESPONSES OVERALL
Hole Diameter0.377 INCHES NOMINAL IN
Thickness0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
Peripheral Shape StyleROUND
Surface TreatmentPHOSPHATE OVERALL
MaterialSTEEL COMP 1006 OR STEEL COMP 1008 OR STEEL COMP 1009 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
Surface Treatment Document and ClassificationMIL-P-16232,TY M,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
Center Hole Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6625-00-015-37451439571 INTERCHANGEABLE
Test,set,null
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
6625-00-106-7506 INTERCHANGEABLE
Voltmeter
5905-00-188-36221 3/4Z487OHMS INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
Ward Leonard Ct Llc
2530-00-204-3233 INTERCHANGEABLE
Brake Shoe
5305-00-297-7798 INTERCHANGEABLE
Screw,machine
5965-00-807-242811149 INTERCHANGEABLE
Microphone,dynamic
Astrocom Electronics Inc
6670-01-144-261355652 INTERCHANGEABLE
Scale,weighing
Fairbanks Inc Fairbanks Scale Div
4730-01-280-440310375 INTERCHANGEABLE
Manifold Assembly,hydraulic
North American Controls Inc Dba North American Controls Inc
3110-01-280-6451 INTERCHANGEABLE
Ball,bearing
5340-01-296-035210560220 INTERCHANGEABLE
Retainer,helical Compression Spr
General Dynamics Land Systems Canadacorp
Cross-Reference Index
Part NumberManufacturer
SM-B-187142 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
440LX Burke Products Inc (USA)
10375 Freund Precision Inc (USA)
55652 Kleinschmidt Inc (USA)
Related Parts
6625-00-015-3745INTERCHANGEABLE
TEST,SET,NULL
1439571
6625-00-106-7506INTERCHANGEABLE
VOLTMETER
5905-00-188-3622INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
1 3/4Z487OHMS
2530-00-204-3233INTERCHANGEABLE
BRAKE SHOE
5305-00-297-7798INTERCHANGEABLE
SCREW,MACHINE
5965-00-807-2428INTERCHANGEABLE
MICROPHONE,DYNAMIC
11149
6670-01-144-2613INTERCHANGEABLE
SCALE,WEIGHING
55652
4730-01-280-4403INTERCHANGEABLE
MANIFOLD ASSEMBLY,HYDRAULIC
10375
3110-01-280-6451INTERCHANGEABLE
BALL,BEARING
5340-01-296-0352INTERCHANGEABLE
RETAINER,HELICAL COMPRESSION SPR
10560220
5975-01-436-5634INTERCHANGEABLE
TRAY,MOUNTING,ELECTRONIC EQUIPME
10375
7025-01-524-6949INTERCHANGEABLE
DISK DRIVE UNIT
10375

Frequently Asked Questions

What is NSN 5310-00-330-5710?

NSN 5310-00-330-5710 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 5310-00-330-5710?

NSN 5310-00-330-5710 has 4 cross-referenced part numbers: SM-B-187142 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 440LX (Burke Products Inc), 10375 (Freund Precision Inc), 55652 (Kleinschmidt Inc).

What NSN replaces 5310-00-330-5710?

There are 12 known substitutes for 5310-00-330-5710: 6625-00-015-3745, 6625-00-106-7506, 5905-00-188-3622 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SM-B-187142?

Key specifications for SM-B-187142: Overall Diameter: 0.625 INCHES NOMINAL IN; Material Document and Classification: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL; Hole Diameter: 0.377 INCHES NOMINAL IN; Thickness: 0.061 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN. 10 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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