PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T703Screw,cap,hexagon Head

Caterpillar Inc Div Caterpillar Defense · NSN 5305-00-263-7310 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-263-7310 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-263-7310. Primary manufacturer part number: T703.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Class: 2A A
  • Head Height: 0.281 INCHES NOMINAL IN
  • Fastener Length: 0.875 INCHES NOMINAL IN
  • Hardness Rating: 30.0 ROCKWELL C MAXIMUM OVERALL
  • Thread Series Designator: UNF
  • Material: STEEL OVERALL
  • Nominal Thread Diameter: 0.375 INCHES 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 5305-00-263-7310, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-263-7310
Primary Part NumberT703
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Thread Class2A A
Head Height0.281 INCHES NOMINAL IN
Fastener Length0.875 INCHES NOMINAL IN
Hardness Rating30.0 ROCKWELL C MAXIMUM OVERALL
Thread Series DesignatorUNF
MaterialSTEEL OVERALL
Nominal Thread Diameter0.375 INCHES IN
Minimum Yield Strength145000 POUNDS PER SQUARE INCH LBS
Thread Length0.875 INCHES NOMINAL IN
Width Between Flats0.562 INCHES NOMINAL IN
Thread Quantity Per Inch24
Head StyleHEXAGON
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5305-00-269-3235AES01F375875AW9A91 INTERCHANGEABLE
Screw,cap,hexagon Head
The American Society of Mechanical Engineers
3120-00-525-8673TB-612 INTERCHANGEABLE
Bearing,washer,thrust
Altra Industrial Motion Corp.
4820-00-541-3561T703 INTERCHANGEABLE
Valve,plug
Derbyshire Machine & Tool Co
Cross-Reference Index
Part NumberManufacturer
035167 New Holland Construction (USA)
0035167 New Holland Construction (USA)
0035167-6 New Holland Construction (USA)
T703 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
5305-00-269-3235INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
AES01F375875AW9A91
3120-00-525-8673INTERCHANGEABLE
BEARING,WASHER,THRUST
TB-612
4820-00-541-3561INTERCHANGEABLE
VALVE,PLUG
T703

Frequently Asked Questions

What is NSN 5305-00-263-7310?

NSN 5305-00-263-7310 is a Screw,cap,hexagon Head, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-263-7310?

NSN 5305-00-263-7310 has 4 cross-referenced part numbers: 035167 (New Holland Construction), 0035167 (New Holland Construction), 0035167-6 (New Holland Construction), T703 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 5305-00-263-7310?

There are 3 known substitutes for 5305-00-263-7310: 5305-00-269-3235, 3120-00-525-8673, 4820-00-541-3561. Verify interchangeability with system specifications before substitution.

What are the specifications of T703?

Key specifications for T703: Thread Class: 2A A; Head Height: 0.281 INCHES NOMINAL IN; Fastener Length: 0.875 INCHES NOMINAL IN; Hardness Rating: 30.0 ROCKWELL C MAXIMUM OVERALL. 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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