PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3275432Screw,cap,hexagon Head

Cummins Inc. · NSN 5305-01-020-5243 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-020-5243 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-020-5243. Primary manufacturer part number: 3275432.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Fastener Length: 11.376 INCHES MINIMUM AND 11.402 INCHES MAXIMUM IN
  • Extended Washer Thickness: 0.180 INCHES NOMINAL IN
  • Head Style: HEXAGON EXTENDED WASHER
  • Material: STEEL OVERALL
  • Surface Finish: 63.0 MICROINCHES BEARING SURFACE OF HEAD
  • Thread Series Designator: UNF
  • Thread Length: 1.420 INCHES MINIMUM AND 1.480 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-020-5243, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-020-5243
Primary Part Number3275432
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Fastener Length11.376 INCHES MINIMUM AND 11.402 INCHES MAXIMUM IN
Extended Washer Thickness0.180 INCHES NOMINAL IN
Head StyleHEXAGON EXTENDED WASHER
MaterialSTEEL OVERALL
Surface Finish63.0 MICROINCHES BEARING SURFACE OF HEAD
Thread Series DesignatorUNF
Thread Length1.420 INCHES MINIMUM AND 1.480 INCHES MAXIMUM IN
Thread Class2A A
Extended Washer Diameter0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM IN
Head Height0.560 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch18
Width Between Flats0.554 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Nominal Thread Diameter0.625 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3040-01-199-7942 INTERCHANGEABLE
Shaft,straight
Cross-Reference Index
Part NumberManufacturer
3275432 PRIMARY Cummins Inc. (USA)
551690 Cummins Inc. (USA)
556507 Cummins Inc. (USA)
Related Parts
3040-01-199-7942INTERCHANGEABLE
SHAFT,STRAIGHT

Frequently Asked Questions

What is NSN 5305-01-020-5243?

NSN 5305-01-020-5243 is a Screw,cap,hexagon Head, manufactured by Cummins Inc., classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-020-5243?

NSN 5305-01-020-5243 has 3 cross-referenced part numbers: 3275432 (Cummins Inc.), 551690 (Cummins Inc.), 556507 (Cummins Inc.).

What NSN replaces 5305-01-020-5243?

There is 1 known substitute for 5305-01-020-5243: 3040-01-199-7942. Verify interchangeability with system specifications before substitution.

What are the specifications of 3275432?

Key specifications for 3275432: Fastener Length: 11.376 INCHES MINIMUM AND 11.402 INCHES MAXIMUM IN; Extended Washer Thickness: 0.180 INCHES NOMINAL IN; Head Style: HEXAGON EXTENDED WASHER; Material: STEEL OVERALL. 14 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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