PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

420058Screw,machine

General Motors Llc Dba General Motors Llc · NSN 5305-00-042-0058 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-042-0058 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-042-0058. Primary manufacturer part number: 420058.
Features
  • Screw,machine — FSC 5305
  • Thread Length: 0.542 INCHES MINIMUM IN
  • Thread Direction: RIGHT-HAND
  • Screw Material Document and Classification: QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE
  • Countersink Angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
  • Screw Material: STEEL
  • Thread Series Designator: UNF
  • Head Style: FLAT COUNTERSUNK
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-042-0058, 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 3 commercial cross-references from 3 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
NSN5305-00-042-0058
Primary Part Number420058
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerGeneral Motors Llc Dba General Motors Llc
StatusACTIVE
Thread Length0.542 INCHES MINIMUM IN
Thread DirectionRIGHT-HAND
Screw Material Document and ClassificationQQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE
Countersink Angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
Screw MaterialSTEEL
Thread Series DesignatorUNF
Head StyleFLAT COUNTERSUNK
Thread Class2A A
Fastener Length0.625 INCHES NOMINAL IN
Minimum Tensile Strength60000 POUNDS PER SQUARE INCH LBS
Head Diameter0.244 INCHES MINIMUM AND 0.279 INCHES MAXIMUM IN
Internal Drive StyleSLOT
Thread Quantity Per Inch40
Nominal Thread Diameter0.138 INCHES IN
Nondefinitive Spec/std Data1 TYPE AND 2S STYLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5962-00-378-0216 INTERCHANGEABLE
Microcircuit,digital
5962-01-071-4866 INTERCHANGEABLE
Microcircuit,digital
5962-01-283-7127 INTERCHANGEABLE
Microcircuit,digital
Cross-Reference Index
Part NumberManufacturer
FFS92 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
420058 General Motors Corp (USA)
420058 PRIMARY General Motors Llc Dba General Motors Llc (USA)
Related Parts
5962-00-378-0216INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-071-4866INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
5962-01-283-7127INTERCHANGEABLE
MICROCIRCUIT,DIGITAL

Frequently Asked Questions

What is NSN 5305-00-042-0058?

NSN 5305-00-042-0058 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 5305-00-042-0058?

NSN 5305-00-042-0058 has 3 cross-referenced part numbers: FFS92 (Federal Specifications Promulgated by General Services Administration Washington DC), 420058 (General Motors Corp), 420058 (General Motors Llc Dba General Motors Llc).

What NSN replaces 5305-00-042-0058?

There are 3 known substitutes for 5305-00-042-0058: 5962-00-378-0216, 5962-01-071-4866, 5962-01-283-7127. Verify interchangeability with system specifications before substitution.

What are the specifications of 420058?

Key specifications for 420058: Thread Length: 0.542 INCHES MINIMUM IN; Thread Direction: RIGHT-HAND; Screw Material Document and Classification: QQ-S-634 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-637 FED SPEC SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE; Countersink Angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM. 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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