PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123505Screw,cap,hexagon Head

General Motors Corp · NSN 5305-00-012-3505 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-012-3505 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-012-3505. Primary manufacturer part number: 123505.
Features
  • Screw,cap,hexagon Head — FSC 5305
  • Thread Class: 2A A
  • Minimum Yield Strength: 69000 POUNDS PER SQUARE INCH LBS
  • Hardness Rating: 100.0 ROCKWELL B MAXIMUM OVERALL
  • Material: STEEL OVERALL
  • Surface Treatment: CADMIUM OR ZINC OVERALL
  • Head Style: HEXAGON
  • Thread Series Designator: UNF
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 5305-00-012-3505, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-012-3505
Primary Part Number123505
Item NameScrew,cap,hexagon Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerGeneral Motors Corp
StatusCANCELLED
Thread Class2A A
Minimum Yield Strength69000 POUNDS PER SQUARE INCH LBS
Hardness Rating100.0 ROCKWELL B MAXIMUM OVERALL
MaterialSTEEL OVERALL
Surface TreatmentCADMIUM OR ZINC OVERALL
Head StyleHEXAGON
Thread Series DesignatorUNF
Thread DirectionRIGHT-HAND
Thread Quantity Per Inch24
Head Height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
Fastener Length0.625 INCHES NOMINAL IN
Width Between Flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Thread Length0.382 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
Nominal Thread Diameter0.375 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 3
5305-00-269-2800MS90726-57 INTERCHANGEABLE
Screw,cap,hexagon Head
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
6630-01-064-7353123505 INTERCHANGEABLE
Meter,ph
Newington Electric Co., Inc.
4320-01-422-5649123505 INTERCHANGEABLE
Sleeve,shaft,pump
Circor Pumps North America Llc
Cross-Reference Index
Part NumberManufacturer
123505 General Motors Corp (USA)
123505 General Motors Llc Dba General Motors Llc (USA)
MS35292-57 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
FFS85TYPE2STYLE10PGRADE2 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
123505 Terex Corp (USA)
123505 General Motors Corp Delco Products Div (USA)
Related Parts
5305-00-269-2800INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
MS90726-57
6630-01-064-7353INTERCHANGEABLE
METER,PH
123505
4320-01-422-5649INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
123505

Frequently Asked Questions

What is NSN 5305-00-012-3505?

NSN 5305-00-012-3505 is a Screw,cap,hexagon Head, manufactured by General Motors Corp, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-012-3505?

NSN 5305-00-012-3505 has 6 cross-referenced part numbers: 123505 (General Motors Corp), 123505 (General Motors Llc Dba General Motors Llc), MS35292-57 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), FFS85TYPE2STYLE10PGRADE2 (Federal Specifications Promulgated by General Services Administration Washington DC), 123505 (Terex Corp) and 1 more.

What NSN replaces 5305-00-012-3505?

There are 3 known substitutes for 5305-00-012-3505: 5305-00-269-2800, 6630-01-064-7353, 4320-01-422-5649. Verify interchangeability with system specifications before substitution.

What are the specifications of 123505?

Key specifications for 123505: Thread Class: 2A A; Minimum Yield Strength: 69000 POUNDS PER SQUARE INCH LBS; Hardness Rating: 100.0 ROCKWELL B MAXIMUM OVERALL; Material: STEEL OVERALL. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-012-3505 still in active supply?

NSN 5305-00-012-3505 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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