PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4033259028Washer,flat

Oshkosh Defense Llc · NSN 5310-01-653-4288 · FSC 5310 · No Item Name Available
Verified by PartsTable
NSN 5310-01-653-4288 — this item is cataloged by the U.S. Government under National Stock Number 5310-01-653-4288. Primary manufacturer part number: 4033259028.
Features
  • Washer,flat — FSC 5310
  • Surface Treatment Document and Classification: F-100 D60 TYPE 1 MFR REF SINGLE TREATMENT RESPONSE OVERALL
  • Center Hole Shape Style: ROUND
  • Peripheral Shape Style: ROUND
  • Hole Diameter: 0.589 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Thickness: 0.074 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
  • Overall Diameter: 1.163 INCHES MINIMUM AND 1.186 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 5310-01-653-4288, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Oshkosh Defense Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references 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
NSN5310-01-653-4288
Primary Part Number4033259028
Item NameWasher,flat
FSC / FSG5310 / 53 — No Item Name Available
ManufacturerOshkosh Defense Llc
StatusACTIVE
Surface Treatment Document and ClassificationF-100 D60 TYPE 1 MFR REF SINGLE TREATMENT RESPONSE OVERALL
Center Hole Shape StyleROUND
Peripheral Shape StyleROUND
Hole Diameter0.589 INCHES MINIMUM AND 0.609 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Thickness0.074 INCHES MINIMUM AND 0.121 INCHES MAXIMUM IN
Overall Diameter1.163 INCHES MINIMUM AND 1.186 INCHES MAXIMUM IN
MaterialSTEEL OVERALL
Material Document and ClassificationASTM F436 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-01-612-07054000317 INTERCHANGEABLE
Washer,flat
Oshkosh Defense Llc
5310-01-613-97374033259004 INTERCHANGEABLE
Washer,flat
Oshkosh Defense Llc
5310-01-652-95404033259007 INTERCHANGEABLE
Washer,flat
Oshkosh Defense Llc
5310-01-652-99404000405 INTERCHANGEABLE
Washer,flat
Oshkosh Defense Llc
5310-01-653-00104033259002 INTERCHANGEABLE
Washer,flat
Oshkosh Defense Llc
5310-01-653-262712605209-030 INTERCHANGEABLE
Washer,flat
U S Army Tank Automotive Command Amsta-Im-Mm
5310-01-653-263412605209-025 INTERCHANGEABLE
Washer,flat
U S Army Tank Automotive Command Amsta-Im-Mm
5310-01-657-4248AEW24X25N000BD6M51 INTERCHANGEABLE
Washer,flat
The American Society of Mechanical Engineers
5310-01-657-42514033259006 INTERCHANGEABLE
Washer,flat
Oshkosh Defense Llc
5310-01-657-42521260529-005 INTERCHANGEABLE
Washer,flat
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
4033259028 PRIMARY Oshkosh Defense Llc (USA)
4033259 Oshkosh Defense Llc (USA)
Related Parts
5310-01-612-0705INTERCHANGEABLE
WASHER,FLAT
4000317
5310-01-613-9737INTERCHANGEABLE
WASHER,FLAT
4033259004
5310-01-652-9540INTERCHANGEABLE
WASHER,FLAT
4033259007
5310-01-652-9940INTERCHANGEABLE
WASHER,FLAT
4000405
5310-01-653-0010INTERCHANGEABLE
WASHER,FLAT
4033259002
5310-01-653-2627INTERCHANGEABLE
WASHER,FLAT
12605209-030
5310-01-653-2634INTERCHANGEABLE
WASHER,FLAT
12605209-025
5310-01-657-4248INTERCHANGEABLE
WASHER,FLAT
AEW24X25N000BD6M51
5310-01-657-4251INTERCHANGEABLE
WASHER,FLAT
4033259006
5310-01-657-4252INTERCHANGEABLE
WASHER,FLAT
1260529-005
5310-01-658-7411INTERCHANGEABLE
WASHER,FLAT
4033259031
5310-01-661-2025INTERCHANGEABLE
WASHER,FLAT
4033259001

Frequently Asked Questions

What is NSN 5310-01-653-4288?

NSN 5310-01-653-4288 is a Washer,flat, manufactured by Oshkosh Defense Llc, classified under FSC 5310 (No Item Name Available). Status: active.

What are the part numbers for NSN 5310-01-653-4288?

NSN 5310-01-653-4288 has 2 cross-referenced part numbers: 4033259028 (Oshkosh Defense Llc), 4033259 (Oshkosh Defense Llc).

What NSN replaces 5310-01-653-4288?

There are 12 known substitutes for 5310-01-653-4288: 5310-01-612-0705, 5310-01-613-9737, 5310-01-652-9540 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4033259028?

Key specifications for 4033259028: Surface Treatment Document and Classification: F-100 D60 TYPE 1 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Part Name Assigned by Controlling Agency: WASH, FLT, INCH, MB, HDN, TAB; Center Hole Shape Style: ROUND; Peripheral Shape Style: ROUND. 12 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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