PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

079508Screw,tapping

Magnum International Ltd · NSN 5305-01-229-7990 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-229-7990 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-229-7990. Primary manufacturer part number: 079508.
Features
  • Screw,tapping — FSC 5305
  • Head Diameter: 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
  • Countersink Angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
  • Nonmachine Nominal Thread Diameter: 0.164 INCHES IN
  • Material: STEEL OVERALL
  • Surface Treatment: PHOSPHATE OVERALL
  • Features Provided: CASEHARDENED
  • Head Style: FLAT COUNTERSUNK
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Overall construction
General Description

The Screw,tapping, cataloged under National Stock Number 5305-01-229-7990, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Magnum International Ltd. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 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
NSN5305-01-229-7990
Primary Part Number079508
Item NameScrew,tapping
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerMagnum International Ltd
StatusACTIVE
Head Diameter0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN
Countersink Angle80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM
Nonmachine Nominal Thread Diameter0.164 INCHES IN
MaterialSTEEL OVERALL
Surface TreatmentPHOSPHATE OVERALL
Features ProvidedCASEHARDENED
Head StyleFLAT COUNTERSUNK
Nonmachine Thread StyleGIMLET POINT (TYPE A, AB OR BA)
Internal Drive StyleCROSS RECESS TYPE 1
Fastener Length3.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5305-00-014-4815144815 INTERCHANGEABLE
Screw,tapping
General Motors Llc Dba General Motors Llc
5305-00-057-8472 INTERCHANGEABLE
Screw,tapping
3040-01-351-1534 INTERCHANGEABLE
Shaft,straight
Cross-Reference Index
Part NumberManufacturer
079508 PRIMARY Magnum International Ltd (USA)
FF-S-107C TY A Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5305-00-014-4815INTERCHANGEABLE
SCREW,TAPPING
144815
5305-00-057-8472INTERCHANGEABLE
SCREW,TAPPING
3040-01-351-1534INTERCHANGEABLE
SHAFT,STRAIGHT

Frequently Asked Questions

What is NSN 5305-01-229-7990?

NSN 5305-01-229-7990 is a Screw,tapping, manufactured by Magnum International Ltd, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-229-7990?

NSN 5305-01-229-7990 has 2 cross-referenced part numbers: 079508 (Magnum International Ltd), FF-S-107C TY A (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5305-01-229-7990?

There are 3 known substitutes for 5305-01-229-7990: 5305-00-014-4815, 5305-00-057-8472, 3040-01-351-1534. Verify interchangeability with system specifications before substitution.

What are the specifications of 079508?

Key specifications for 079508: Special Features: COLOR BLACK; Head Diameter: 0.292 INCHES MINIMUM AND 0.332 INCHES MAXIMUM IN; Countersink Angle: 80.0 DEGREES MINIMUM AND 82.0 DEGREES MAXIMUM; Nonmachine Nominal Thread Diameter: 0.164 INCHES IN. 11 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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