PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SCB69322-5Washer,flat

Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir · NSN 5310-00-521-8734 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-521-8734 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-521-8734. Primary manufacturer part number: SCB69322-5.
Features
  • Washer,flat — FSC 5310
  • Overall Diameter: 0.438 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • 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 ASSN STD ALL MATERIAL RESPONSES OVERALL
  • Surface Treatment Document and Classification: MIL-F-14072 FINISH E300 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-F-14072 FINISH E211 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.252 INCHES MINIMUM AND 0.256 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 5310-00-521-8734, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-00-521-8734
Primary Part NumberSCB69322-5
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerUs Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
StatusACTIVE
Overall Diameter0.438 INCHES NOMINAL IN
Peripheral Shape StyleROUND
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 ASSN STD ALL MATERIAL RESPONSES OVERALL
Surface Treatment Document and ClassificationMIL-F-14072 FINISH E300 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-F-14072 FINISH E211 MIL SPEC 2ND TREATMENT RESPONSE OVERALL
Center Hole Shape StyleROUND
Hole Diameter0.252 INCHES MINIMUM AND 0.256 INCHES MAXIMUM IN
Surface TreatmentCADMIUM AND PHOSPHATE OVERALL
Features ProvidedCASEHARDENED
Thickness0.0295 INCHES MINIMUM AND 0.0325 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5305-00-003-9471 INTERCHANGEABLE
Screw
4730-00-161-7653 INTERCHANGEABLE
Nipple,pipe
5915-00-186-6473SC-C-34264 INTERCHANGEABLE
Filter,band Pass
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
3110-00-554-3247059-1 INTERCHANGEABLE
Bearing,ball,annular
Jay Electric Co
4320-01-417-273950494 INTERCHANGEABLE
Housing,liquid Pump
Spx Fluid Power
Cross-Reference Index
Part NumberManufacturer
SCB69322-5 PRIMARY Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
50494 Kleinschmidt Inc (USA)
Related Parts
5305-00-003-9471INTERCHANGEABLE
SCREW
4730-00-161-7653INTERCHANGEABLE
NIPPLE,PIPE
5915-00-186-6473INTERCHANGEABLE
FILTER,BAND PASS
SC-C-34264
3110-00-554-3247INTERCHANGEABLE
BEARING,BALL,ANNULAR
059-1
4320-01-417-2739INTERCHANGEABLE
HOUSING,LIQUID PUMP
50494

Frequently Asked Questions

What is NSN 5310-00-521-8734?

NSN 5310-00-521-8734 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 5310-00-521-8734?

NSN 5310-00-521-8734 has 2 cross-referenced part numbers: SCB69322-5 (Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir), 50494 (Kleinschmidt Inc).

What NSN replaces 5310-00-521-8734?

There are 5 known substitutes for 5310-00-521-8734: 5305-00-003-9471, 4730-00-161-7653, 5915-00-186-6473 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SCB69322-5?

Key specifications for SCB69322-5: Overall Diameter: 0.438 INCHES NOMINAL IN; Peripheral Shape Style: ROUND; 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 ASSN STD ALL MATERIAL RESPONSES OVERALL. 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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