PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

33209Washer,flat

Fastenal Company Dba Fastenal Co Div Ilmon · NSN 5310-01-627-9740 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-627-9740 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-627-9740. Primary manufacturer part number: 33209.
Features
  • Washer,flat — FSC 5310
  • Material: STEEL OVERALL
  • Thickness: 0.062 INCHES NOMINAL IN
  • Overall Diameter: 1.500 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Peripheral Shape Style: ROUND
  • Center Hole Shape Style: ROUND
  • Hole Diameter: 0.281 INCHES NOMINAL 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 5310-01-627-9740, 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 Dba Fastenal Co Div Ilmon. Government technical data includes 8 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5310-01-627-9740
Primary Part Number33209
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co Div Ilmon
StatusACTIVE
MaterialSTEEL OVERALL
Thickness0.062 INCHES NOMINAL IN
Overall Diameter1.500 INCHES NOMINAL IN
Cross-Sectional Shape StyleRECTANGULAR
Peripheral Shape StyleROUND
Center Hole Shape StyleROUND
Hole Diameter0.281 INCHES NOMINAL IN
Surface TreatmentZINC OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-154-8222 INTERCHANGEABLE
Seal,plain Encased
5331-00-633-45352-216N951-75 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5330-00-682-71885196061 INTERCHANGEABLE
Gasket Set
Rolls-Royce Solutions America Inc
5330-00-916-431733209 INTERCHANGEABLE
Gasket
Griswold Industries Dba Cla-Val Co
4330-01-106-375933209 INTERCHANGEABLE
Filter Element,fluid
Wix Corp
3110-01-333-626933209 INTERCHANGEABLE
Bearing,roller,tapered
The Timken Corporation
3110-01-468-880833209 INTERCHANGEABLE
Bearing,roller,cylindrical
Flender Corporation Dba Foreign Parent Is a Friedr Flender Ag Bocholt Germany.
5310-01-503-90498310360 INTERCHANGEABLE
Washer,flat
Jlg Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
11B5190347-4 Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army (USA)
33209 PRIMARY Fastenal Company Dba Fastenal Co Div Ilmon (USA)
Related Parts
5330-00-154-8222INTERCHANGEABLE
SEAL,PLAIN ENCASED
5331-00-633-4535INTERCHANGEABLE
O-RING
2-216N951-75
5330-00-682-7188INTERCHANGEABLE
GASKET SET
5196061
5330-00-916-4317INTERCHANGEABLE
GASKET
33209
4330-01-106-3759INTERCHANGEABLE
FILTER ELEMENT,FLUID
33209
3110-01-333-6269INTERCHANGEABLE
BEARING,ROLLER,TAPERED
33209
3110-01-468-8808INTERCHANGEABLE
BEARING,ROLLER,CYLINDRICAL
33209
5310-01-503-9049INTERCHANGEABLE
WASHER,FLAT
8310360

Frequently Asked Questions

What is NSN 5310-01-627-9740?

NSN 5310-01-627-9740 is a Washer,flat, manufactured by Fastenal Company Dba Fastenal Co Div Ilmon, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-627-9740?

NSN 5310-01-627-9740 has 2 cross-referenced part numbers: 11B5190347-4 (Devcom Chemical Biological Center Dba Chemical Biological Center Div U.s. Dept of Army), 33209 (Fastenal Company Dba Fastenal Co Div Ilmon).

What NSN replaces 5310-01-627-9740?

There are 8 known substitutes for 5310-01-627-9740: 5330-00-154-8222, 5331-00-633-4535, 5330-00-682-7188 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 33209?

Key specifications for 33209: Material: STEEL OVERALL; Thickness: 0.062 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: FENDER WASHER; Overall Diameter: 1.500 INCHES NOMINAL 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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