PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33103Washer,flat

Fastenal Company Div Fastenal-Hvga · NSN 5310-01-621-3484 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-621-3484 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-621-3484. Primary manufacturer part number: 33103.
Features
  • Washer,flat — FSC 5310
  • Thickness: 0.165 INCHES NOMINAL IN
  • Hole Diameter: 1.625 INCHES NOMINAL IN
  • Center Hole Shape Style: ROUND
  • Overall Diameter: 3.000 INCHES NOMINAL IN
  • Peripheral Shape Style: ROUND
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL OVERALL
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 5310-01-621-3484, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Div Fastenal-Hvga. Government technical data includes 7 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-621-3484
Primary Part Number33103
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Div Fastenal-Hvga
StatusACTIVE
Thickness0.165 INCHES NOMINAL IN
Hole Diameter1.625 INCHES NOMINAL IN
Center Hole Shape StyleROUND
Overall Diameter3.000 INCHES NOMINAL IN
Peripheral Shape StyleROUND
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5315-00-290-3681 INTERCHANGEABLE
Pin,grooved,headless
2920-00-606-8935E983B INTERCHANGEABLE
Suppressor Assy
Fairbanks Morse, Llc
5935-00-797-493433-103 INTERCHANGEABLE
Adapter,connector
Te Connectivity Corporation Dba Microdot Products
3110-01-223-6643 INTERCHANGEABLE
Bearing,ball,annular
5985-01-269-1072 INTERCHANGEABLE
Attenuator,fixed
5110-01-335-0606 INTERCHANGEABLE
Chisel,cold,hand
6515-01-615-042233103 INTERCHANGEABLE
Cable,vital Signs Monitor
Covidien Healthcare Div Medical
6625-01-691-0148 INTERCHANGEABLE
Adapter,test
Cross-Reference Index
Part NumberManufacturer
33103 PRIMARY Fastenal Company Div Fastenal-Hvga (USA)
Related Parts
5315-00-290-3681INTERCHANGEABLE
PIN,GROOVED,HEADLESS
2920-00-606-8935INTERCHANGEABLE
SUPPRESSOR ASSY
E983B
5935-00-797-4934INTERCHANGEABLE
ADAPTER,CONNECTOR
33-103
3110-01-223-6643INTERCHANGEABLE
BEARING,BALL,ANNULAR
5985-01-269-1072INTERCHANGEABLE
ATTENUATOR,FIXED
5110-01-335-0606INTERCHANGEABLE
CHISEL,COLD,HAND
6515-01-615-0422INTERCHANGEABLE
CABLE,VITAL SIGNS MONITOR
33103
6625-01-691-0148INTERCHANGEABLE
ADAPTER,TEST

Frequently Asked Questions

What is NSN 5310-01-621-3484?

NSN 5310-01-621-3484 is a Washer,flat, manufactured by Fastenal Company Div Fastenal-Hvga, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-621-3484?

NSN 5310-01-621-3484 has 1 cross-referenced part number: 33103 (Fastenal Company Div Fastenal-Hvga).

What NSN replaces 5310-01-621-3484?

There are 8 known substitutes for 5310-01-621-3484: 5315-00-290-3681, 2920-00-606-8935, 5935-00-797-4934 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33103?

Key specifications for 33103: Thickness: 0.165 INCHES NOMINAL IN; Hole Diameter: 1.625 INCHES NOMINAL IN; Center Hole Shape Style: ROUND; Part Name Assigned by Controlling Agency: PLAIN FINISH FLAT WASHER. 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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