PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20038Washer,flat

H & E Venture, Llc · NSN 5310-00-421-9153 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-00-421-9153 — this item is cataloged by the U.S. Government under National Stock Number 5310-00-421-9153. Primary manufacturer part number: 20038.
Features
  • Washer,flat — FSC 5310
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
  • Surface Treatment: CADMIUM OVERALL
  • Material: STEEL OVERALL
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 0.128 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN
  • Thickness: 0.030 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Washer,flat, cataloged under National Stock Number 5310-00-421-9153, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is H & E Venture, Llc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5310-00-421-9153
Primary Part Number20038
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerH & E Venture, Llc
StatusACTIVE
Center Hole Shape StyleROUND
Overall Diameter0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN
Surface TreatmentCADMIUM OVERALL
MaterialSTEEL OVERALL
Peripheral Shape StyleROUND
Hole Diameter0.128 INCHES MINIMUM AND 0.131 INCHES MAXIMUM IN
Thickness0.030 INCHES MINIMUM AND 0.034 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5133-00-189-9314 INTERCHANGEABLE
Drill,twist
5133-00-228-1325 INTERCHANGEABLE
Drill,twist
5985-00-241-8599768-10 INTERCHANGEABLE
Attenuator,fixed
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
5905-00-508-0561 INTERCHANGEABLE
Resistor,fixed,wire Wound,nonind
6625-00-553-0557 INTERCHANGEABLE
Meter,antenna Tilt
3455-00-596-515919646 INTERCHANGEABLE
Reamer,machine
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
5985-00-782-8988200-38 INTERCHANGEABLE
Mast Section
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
4320-01-041-260820038 INTERCHANGEABLE
Shaft,transmission,pump
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
4520-01-089-0878 INTERCHANGEABLE
Heat Exchanger,heater
2520-01-134-2182 INTERCHANGEABLE
Parts Kit,universal Joint
Cross-Reference Index
Part NumberManufacturer
20038 H & E Venture, Llc (USA)
Related Parts
5133-00-189-9314INTERCHANGEABLE
DRILL,TWIST
5133-00-228-1325INTERCHANGEABLE
DRILL,TWIST
5985-00-241-8599INTERCHANGEABLE
ATTENUATOR,FIXED
768-10
5905-00-508-0561INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,NONIND
6625-00-553-0557INTERCHANGEABLE
METER,ANTENNA TILT
3455-00-596-5159INTERCHANGEABLE
REAMER,MACHINE
19646
5985-00-782-8988INTERCHANGEABLE
MAST SECTION
200-38
4320-01-041-2608INTERCHANGEABLE
SHAFT,TRANSMISSION,PUMP
20038
4520-01-089-0878INTERCHANGEABLE
HEAT EXCHANGER,HEATER
2520-01-134-2182INTERCHANGEABLE
PARTS KIT,UNIVERSAL JOINT
4730-01-159-5917INTERCHANGEABLE
STRAINER,SEDIMENT
3230-01-219-9750INTERCHANGEABLE
SPUR,DRILL
200-3/8

Frequently Asked Questions

What is NSN 5310-00-421-9153?

NSN 5310-00-421-9153 is a Washer,flat, manufactured by H & E Venture, Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-00-421-9153?

NSN 5310-00-421-9153 has 1 cross-referenced part number: 20038 (H & E Venture, Llc).

What NSN replaces 5310-00-421-9153?

There are 12 known substitutes for 5310-00-421-9153: 5133-00-189-9314, 5133-00-228-1325, 5985-00-241-8599 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20038?

Key specifications for 20038: Center Hole Shape Style: ROUND; Overall Diameter: 0.307 INCHES MINIMUM AND 0.317 INCHES MAXIMUM IN; Surface Treatment: CADMIUM OVERALL; Material: STEEL OVERALL. 8 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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