PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

903-015Screw,cap,hexagon Head

Ohio Auto Parts Co · NSN 5305-01-193-7501 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-193-7501 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-193-7501. Primary manufacturer part number: 903-015.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Head Height: 0.156 INCHES NOMINAL IN
  • Head Style: HEXAGON
  • Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS
  • Surface Treatment: ZINC AND DICHROMATE OVERALL
  • Material: STEEL COMP 1040 OVERALL
  • Material Document and Classification: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1040 Overall construction
General Description

The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-193-7501, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ohio Auto Parts Co. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-01-193-7501
Primary Part Number903-015
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerOhio Auto Parts Co
StatusCANCELLED
Nominal Thread Diameter0.250 INCHES IN
Head Height0.156 INCHES NOMINAL IN
Head StyleHEXAGON
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Surface TreatmentZINC AND DICHROMATE OVERALL
MaterialSTEEL COMP 1040 OVERALL
Material Document and ClassificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Thread Class2A A
Thread Quantity Per Inch20
Width Between Flats0.438 INCHES NOMINAL IN
Hardness Rating23.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL
Thread DirectionRIGHT-HAND
Thread Length1.400 INCHES NOMINAL IN
Fastener Length1.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5962-00-011-276119710 INTERCHANGEABLE
Microcircuit,digital
Emcore Corporation Div Concord Division
3110-00-144-8577 INTERCHANGEABLE
Bearing,ball,annular
5910-01-111-2470170015 INTERCHANGEABLE
Capacitor
Dayton-Granger, Inc.
8120-01-148-5421 INTERCHANGEABLE
Valve,cylinder,gas
6850-01-562-8997SAFE CARE AIRCRAFT INTERCHANGEABLE
Cleaning Compound,aircraft Surfa
Gemtek Products Llc
3770-01-722-6856170015 INTERCHANGEABLE
Accessory Kit,dog Training
Petmate
Cross-Reference Index
Part NumberManufacturer
903-015 Ohio Auto Parts Co (USA)
803-015 Dorman Products, Inc. Dba Dorman (USA)
170-015 Dorman Products, Inc. Dba Dorman (USA)
903-015 Dorman Products, Inc. Dba Dorman (USA)
170-015 Kittrell Auto Parts (USA)
Related Parts
5962-00-011-2761INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
19710
3110-00-144-8577INTERCHANGEABLE
BEARING,BALL,ANNULAR
5910-01-111-2470INTERCHANGEABLE
CAPACITOR
170015
8120-01-148-5421INTERCHANGEABLE
VALVE,CYLINDER,GAS
6850-01-562-8997INTERCHANGEABLE
CLEANING COMPOUND,AIRCRAFT SURFA
SAFE CARE AIRCRAFT
3770-01-722-6856INTERCHANGEABLE
ACCESSORY KIT,DOG TRAINING
170015

Frequently Asked Questions

What is NSN 5305-01-193-7501?

NSN 5305-01-193-7501 is a Screw,cap,hexagon Head, manufactured by Ohio Auto Parts Co, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-01-193-7501?

NSN 5305-01-193-7501 has 5 cross-referenced part numbers: 903-015 (Ohio Auto Parts Co), 803-015 (Dorman Products, Inc. Dba Dorman), 170-015 (Dorman Products, Inc. Dba Dorman), 903-015 (Dorman Products, Inc. Dba Dorman), 170-015 (Kittrell Auto Parts).

What NSN replaces 5305-01-193-7501?

There are 6 known substitutes for 5305-01-193-7501: 5962-00-011-2761, 3110-00-144-8577, 5910-01-111-2470 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 903-015?

Key specifications for 903-015: Nominal Thread Diameter: 0.250 INCHES IN; Head Height: 0.156 INCHES NOMINAL IN; Head Style: HEXAGON; Minimum Tensile Strength: 120000 POUNDS PER SQUARE INCH LBS. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-01-193-7501 still in active supply?

NSN 5305-01-193-7501 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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