PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS51958-79Screw,machine

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 5305-00-059-3675 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-059-3675 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-059-3675. Primary manufacturer part number: MS51958-79.
Features
  • Screw,machine — FSC 5305
  • Thread Series Designator: UNF
  • Screw Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
  • Minimum Tensile Strength: 80000 POUNDS PER SQUARE INCH LBS
  • Thread Quantity Per Inch: 28
  • Nominal Thread Diameter: 0.250 INCHES IN
  • Screw Material Document and Classification: 66 FED STD ALL MATERIAL RESPONSES
  • Screw Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-059-3675, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5305-00-059-3675
Primary Part NumberMS51958-79
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusCANCELLED
Thread Series DesignatorUNF
Screw MaterialSTEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316
Minimum Tensile Strength80000 POUNDS PER SQUARE INCH LBS
Thread Quantity Per Inch28
Nominal Thread Diameter0.250 INCHES IN
Screw Material Document and Classification66 FED STD ALL MATERIAL RESPONSES
Screw Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE
Screw Surface TreatmentPASSIVATE
Fastener Length0.500 INCHES NOMINAL IN
Head Diameter0.473 INCHES MINIMUM AND 0.492 INCHES MAXIMUM IN
Head StylePAN
Internal Drive StyleCROSS RECESS TYPE 1
Head Height0.162 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN
Thread Class2A A
Thread Length0.429 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5305-00-054-6670 INTERCHANGEABLE
Screw,machine
Cross-Reference Index
Part NumberManufacturer
112-1051-022 The Boeing Company Div Legacy Boeing Hb1 (USA)
MS51958-79 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
401-6357200-63 Naval Ship Systems Command (USA)
7903132-14 Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan (USA)
5305000593675 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
418255-79 Raytheon Company Dba Raytheon (USA)
MS51958-79 PRIMARY National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
343-0280-000 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
Related Parts
5305-00-054-6670INTERCHANGEABLE
SCREW,MACHINE

Frequently Asked Questions

What is NSN 5305-00-059-3675?

NSN 5305-00-059-3675 is a Screw,machine, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-059-3675?

NSN 5305-00-059-3675 has 8 cross-referenced part numbers: 112-1051-022 (The Boeing Company Div Legacy Boeing Hb1), MS51958-79 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 401-6357200-63 (Naval Ship Systems Command), 7903132-14 (Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan), 5305000593675 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales) and 3 more.

What NSN replaces 5305-00-059-3675?

There is 1 known substitute for 5305-00-059-3675: 5305-00-054-6670. Verify interchangeability with system specifications before substitution.

What are the specifications of MS51958-79?

Key specifications for MS51958-79: Thread Series Designator: UNF; Screw Material: STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316; Minimum Tensile Strength: 80000 POUNDS PER SQUARE INCH LBS; Thread Quantity Per Inch: 28. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-059-3675 still in active supply?

NSN 5305-00-059-3675 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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