PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

180138Screw,cap,hexagon Head

General Motors Corp · NSN 5305-00-285-5168 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-285-5168 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-285-5168. Primary manufacturer part number: 180138.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Head Height: 0.281 INCHES NOMINAL IN
  • Thread Class: 2A A
  • Thread Quantity Per Inch: 16
  • Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
  • Material: STEEL OVERALL
  • Departure From Cited Document: AS MODIFIED BY HEIGHT AND WIDTH BETWEEN FLATS
  • Nondefinitive Spec/std Data: II TYPE AND 10P STYLE AND 5 GRADE
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 5305-00-285-5168, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is General Motors Corp. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-285-5168
Primary Part Number180138
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusACTIVE
Head Height0.281 INCHES NOMINAL IN
Thread Class2A A
Thread Quantity Per Inch16
Hardness Rating23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL
MaterialSTEEL OVERALL
Departure From Cited DocumentAS MODIFIED BY HEIGHT AND WIDTH BETWEEN FLATS
Nondefinitive Spec/std DataII TYPE AND 10P STYLE AND 5 GRADE
Surface TreatmentCADMIUM OR ZINC OVERALL
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Width Between Flats0.562 INCHES NOMINAL IN
Nominal Thread Diameter0.375 INCHES IN
Thread Length1.000 INCHES MINIMUM IN
Minimum Tensile Strength120000 POUNDS PER SQUARE INCH LBS
Fastener Length3.000 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Head StyleHEXAGON
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3110-00-156-1848180138 INTERCHANGEABLE
Bearing,ball,thrust
Woodward, Inc.
5985-01-007-5795 INTERCHANGEABLE
Boom Bracket
5306-01-594-1239180138 INTERCHANGEABLE
Bolt,machine
Nd Defense Llc
6515-01-713-80231801-38 INTERCHANGEABLE
Catheter,arterial Embolectomy
Lemaitre Vascular, Inc.
Cross-Reference Index
Part NumberManufacturer
180138 General Motors Corp (USA)
FFS85TYPE2STYLE10PGRADE5 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
180138 General Motors Llc Dba General Motors Llc (USA)
Related Parts
3110-00-156-1848INTERCHANGEABLE
BEARING,BALL,THRUST
180138
5985-01-007-5795INTERCHANGEABLE
BOOM BRACKET
5306-01-594-1239INTERCHANGEABLE
BOLT,MACHINE
180138
6515-01-713-8023INTERCHANGEABLE
CATHETER,ARTERIAL EMBOLECTOMY
1801-38

Frequently Asked Questions

What is NSN 5305-00-285-5168?

NSN 5305-00-285-5168 is a Screw,cap,hexagon Head, manufactured by General Motors Corp, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-285-5168?

NSN 5305-00-285-5168 has 3 cross-referenced part numbers: 180138 (General Motors Corp), FFS85TYPE2STYLE10PGRADE5 (Federal Specifications Promulgated by General Services Administration Washington DC), 180138 (General Motors Llc Dba General Motors Llc).

What NSN replaces 5305-00-285-5168?

There are 4 known substitutes for 5305-00-285-5168: 3110-00-156-1848, 5985-01-007-5795, 5306-01-594-1239 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 180138?

Key specifications for 180138: Head Height: 0.281 INCHES NOMINAL IN; Thread Class: 2A A; Thread Quantity Per Inch: 16; Hardness Rating: 23.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM OVERALL. 16 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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