PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S-174Screw,cap,hexagon Head

Cummins Inc. · NSN 5305-01-203-8363 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-203-8363 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-203-8363. Primary manufacturer part number: S-174.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Fastener Length: 4.000 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Nominal Thread Diameter: 0.750 INCHES IN
  • Thread Direction: RIGHT-HAND
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Hardness Rating: 25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
  • Thread Length: 1.750 INCHES MINIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1013 or Steel Comp 1015 or Steel Comp 1016 or Steel Comp 1017 or Steel Comp 1018 or Steel Comp 1019 or Steel Comp 1020 or Steel Comp 1021 or Steel Comp 1022 or Steel Comp 1023 or Steel Comp 1524 or Steel Comp 1025 or Steel Comp 1026 or Steel Comp 1527 or Steel Comp 1029 or Steel Comp 1030 or Steel Comp 1033 or Steel Comp 1034 or Steel Comp 1035 or Steel Comp 1536 or Steel Comp 1037 or Steel Comp 1038 or Steel Comp 1039 or Steel Comp 1040 or Steel Comp 1541 Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-203-8363, 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 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-01-203-8363
Primary Part NumberS-174
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Fastener Length4.000 INCHES NOMINAL IN
Head StyleHEXAGON
Nominal Thread Diameter0.750 INCHES IN
Thread DirectionRIGHT-HAND
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Hardness Rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
Thread Length1.750 INCHES MINIMUM IN
Thread Quantity Per Inch10
MaterialSTEEL COMP 1013 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1524 OR STEEL COMP 1025 OR STEEL COMP 1026 OR STEEL COMP 1527 OR STEEL COMP 1029 OR STEEL COMP 1030 OR STEEL COMP 1033 OR STEEL COMP 1034 OR STEEL COMP 1035 OR STEEL COMP 1536 OR STEEL COMP 1037 OR STEEL COMP 1038 OR STEEL COMP 1039 OR STEEL COMP 1040 OR STEEL COMP 1541 OVERALL
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Thread Class2A A
Head Height0.455 INCHES MINIMUM AND 0.483 INCHES MAXIMUM IN
Width Between Flats1.100 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
2940-00-109-41737739465 INTERCHANGEABLE
Air Cleaner,intake
U S Army Tank Automotive Command Amsta-Im-Mm
6810-00-163-8056 INTERCHANGEABLE
Silver Chloride
5340-00-244-3151 INTERCHANGEABLE
Clevis,rod End
5930-01-069-0974S17-4 INTERCHANGEABLE
Switch,rotary
Cae Usa Inc.
6220-01-121-432630-0820-11 INTERCHANGEABLE
Light,navigational,aircraft
Grimes Aerospace Company
Cross-Reference Index
Part NumberManufacturer
S-174 PRIMARY Cummins Inc. (USA)
3008207 Cummins Inc. (USA)
3008207 Cummins Ltd (GBR)
S-174 Cummins Ltd (GBR)
Related Parts
2940-00-109-4173INTERCHANGEABLE
AIR CLEANER,INTAKE
7739465
6810-00-163-8056INTERCHANGEABLE
SILVER CHLORIDE
5340-00-244-3151INTERCHANGEABLE
CLEVIS,ROD END
5930-01-069-0974INTERCHANGEABLE
SWITCH,ROTARY
S17-4
6220-01-121-4326INTERCHANGEABLE
LIGHT,NAVIGATIONAL,AIRCRAFT
30-0820-11

Frequently Asked Questions

What is NSN 5305-01-203-8363?

NSN 5305-01-203-8363 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 5305-01-203-8363?

NSN 5305-01-203-8363 has 4 cross-referenced part numbers: S-174 (Cummins Inc.), 3008207 (Cummins Inc.), 3008207 (Cummins Ltd), S-174 (Cummins Ltd).

What NSN replaces 5305-01-203-8363?

There are 5 known substitutes for 5305-01-203-8363: 2940-00-109-4173, 6810-00-163-8056, 5340-00-244-3151 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of S-174?

Key specifications for S-174: Fastener Length: 4.000 INCHES NOMINAL IN; Head Style: HEXAGON; Nominal Thread Diameter: 0.750 INCHES IN; Thread Direction: RIGHT-HAND. 13 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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