PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

420701Screw,machine

General Motors Llc Dba General Motors Llc · NSN 5305-00-042-0701 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-042-0701 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-042-0701. Primary manufacturer part number: 420701.
Features
  • Screw,machine — FSC 5305
  • Countersink Angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
  • Thread Series Designator: UNF
  • Head Style: FLAT COUNTERSUNK
  • Thread Class: 2A A
  • Internal Drive Style: SLOT
  • Nondefinitive Spec/std Data: I TYPE AND 2S STYLE
  • Screw Material: STEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-042-0701, 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 Llc Dba General Motors Llc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-042-0701
Primary Part Number420701
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusACTIVE
Countersink Angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
Thread Series DesignatorUNF
Head StyleFLAT COUNTERSUNK
Thread Class2A A
Internal Drive StyleSLOT
Nondefinitive Spec/std DataI TYPE AND 2S STYLE
Screw MaterialSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
Fastener Length2.250 INCHES NOMINAL IN
Thread DirectionRIGHT-HAND
Thread Length1.750 INCHES MINIMUM IN
Screw Material Document and ClassificationQQ-S-633 FED SPEC ALL MATERIAL RESPONSES
Head Diameter0.722 INCHES MINIMUM AND 0.762 INCHES MAXIMUM IN
Screw Surface TreatmentCADMIUM OR ZINC
Thread Quantity Per Inch24
Nominal Thread Diameter0.375 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5340-01-289-789342070-1 INTERCHANGEABLE
Clip,retaining
Fleet Readiness Center East Div Department of Navy
Cross-Reference Index
Part NumberManufacturer
420701 General Motors Llc Dba General Motors Llc (USA)
FFS92TYPE1STYLE2S Federal Specifications Promulgated by General Services Administration Washington DC (USA)
BCLX1-1ES1 CAGE 00000
420701 General Motors Corp (USA)
Related Parts
5340-01-289-7893INTERCHANGEABLE
CLIP,RETAINING
42070-1

Frequently Asked Questions

What is NSN 5305-00-042-0701?

NSN 5305-00-042-0701 is a Screw,machine, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-042-0701?

NSN 5305-00-042-0701 has 4 cross-referenced part numbers: 420701 (General Motors Llc Dba General Motors Llc), FFS92TYPE1STYLE2S (Federal Specifications Promulgated by General Services Administration Washington DC), BCLX1-1ES1, 420701 (General Motors Corp).

What NSN replaces 5305-00-042-0701?

There is 1 known substitute for 5305-00-042-0701: 5340-01-289-7893. Verify interchangeability with system specifications before substitution.

What are the specifications of 420701?

Key specifications for 420701: Countersink Angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM; Thread Series Designator: UNF; Head Style: FLAT COUNTERSUNK; Thread Class: 2A A. 15 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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