PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30738Washer,flat

Arvinmeritor Inc · NSN 5310-00-141-1583 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-141-1583 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-141-1583. Primary manufacturer part number: 30738.
Features
  • Washer,flat — FSC 5310
  • Material: COPPER OVERALL
  • Hole Diameter: 0.640 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN
  • Overall Diameter: 0.875 INCHES NOMINAL IN
  • Hardness Rating: 40.0 ROCKWELL SUPERFICIAL 15-T MINIMUM OR 50.0 ROCKWELL SUPERFICIAL 15-T MAXIMUM
  • Thickness: 0.062 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
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 5310-00-141-1583, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Arvinmeritor Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5310-00-141-1583
Primary Part Number30738
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerArvinmeritor Inc
StatusCANCELLED
MaterialCOPPER OVERALL
Hole Diameter0.640 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN
Overall Diameter0.875 INCHES NOMINAL IN
Hardness Rating40.0 ROCKWELL SUPERFICIAL 15-T MINIMUM OR 50.0 ROCKWELL SUPERFICIAL 15-T MAXIMUM
Thickness0.062 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
Center Hole Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5961-01-133-713130738 INTERCHANGEABLE
Semiconductor Device,diode
L & R Manufacturing Company
5340-01-366-043930738 INTERCHANGEABLE
Cap,protective,dust and Moisture
C & S Antennas, Inc Dba C & S Antennas Inc
Cross-Reference Index
Part NumberManufacturer
30738 PRIMARY Arvinmeritor Inc (USA)
30738 PRIMARY Brinkley Technology Group Llc Dba Hercules Manufacturing (USA)
30738 Hercules Engine Co Inc (USA)
Related Parts
5961-01-133-7131INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
30738
5340-01-366-0439INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
30738

Frequently Asked Questions

What is NSN 5310-00-141-1583?

NSN 5310-00-141-1583 is a Washer,flat, manufactured by Arvinmeritor Inc, classified under FSC 5310 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5310-00-141-1583?

NSN 5310-00-141-1583 has 3 cross-referenced part numbers: 30738 (Arvinmeritor Inc), 30738 (Brinkley Technology Group Llc Dba Hercules Manufacturing), 30738 (Hercules Engine Co Inc).

What NSN replaces 5310-00-141-1583?

There are 2 known substitutes for 5310-00-141-1583: 5961-01-133-7131, 5340-01-366-0439. Verify interchangeability with system specifications before substitution.

What are the specifications of 30738?

Key specifications for 30738: Material: COPPER OVERALL; Hole Diameter: 0.640 INCHES MINIMUM AND 0.645 INCHES MAXIMUM IN; Overall Diameter: 0.875 INCHES NOMINAL IN; Hardness Rating: 40.0 ROCKWELL SUPERFICIAL 15-T MINIMUM OR 50.0 ROCKWELL SUPERFICIAL 15-T MAXIMUM. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5310-00-141-1583 still in active supply?

NSN 5310-00-141-1583 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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