PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S422-4-6Screw,machine

Raytheon Company · NSN 5305-00-579-5851 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-579-5851 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-579-5851. Primary manufacturer part number: S422-4-6.
Features
  • Screw,machine — FSC 5305
  • Thread Quantity Per Inch: 40
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Thread Class: 2A A
  • Fastener Length: 0.375 INCHES NOMINAL IN
  • Thread Length: 0.325 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
  • Head Style: ROUND
  • Head Height: 0.086 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-579-5851, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Company. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 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
NSN5305-00-579-5851
Primary Part NumberS422-4-6
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRaytheon Company
StatusCANCELLED
Thread Quantity Per Inch40
Internal Drive StyleCROSS RECESS TYPE 1
Thread Class2A A
Fastener Length0.375 INCHES NOMINAL IN
Thread Length0.325 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
Head StyleROUND
Head Height0.086 INCHES MAXIMUM IN
Head Diameter0.193 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Screw Material Document and ClassificationQQ-S-630 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-631 FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-634 FED SPEC 2ND MATERIAL RESPONSE
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Minimum Tensile Strength55000 POUNDS PER SQUARE INCH LBS
Screw Surface TreatmentCADMIUM
Screw MaterialSTEEL OR STEEL COMP 1010
Screw Surface Treatment Document and ClassificationQQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE
Nominal Thread Diameter0.112 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
5305-00-889-2997MS35206-215 INTERCHANGEABLE
Screw,machine
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
S422-4-6 Raytheon Company (USA)
4177310-087 Raytheon Company Dba Raytheon (USA)
S422-4-6 Hughes Missile Systems Co San Diego (USA)
AN515-4R6 Aeronautical Standards Group Dept of Navy and Air Force (USA)
80881F Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis (USA)
4177310-087 Raytheon Company Div Rmd Strategic (USA)
1027301-4-6 The Boeing Company (USA)
8528161 Us Army Aviation and Missile Command (USA)
1027301-4-6 The Boeing Company (USA)
7S4-4-6 The Boeing Company Div Legacy Am&m (USA)
Related Parts
5305-00-889-2997INTERCHANGEABLE
SCREW,MACHINE
MS35206-215

Frequently Asked Questions

What is NSN 5305-00-579-5851?

NSN 5305-00-579-5851 is a Screw,machine, manufactured by Raytheon Company, classified under FSC 5305 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5305-00-579-5851?

NSN 5305-00-579-5851 has 10 cross-referenced part numbers: S422-4-6 (Raytheon Company), 4177310-087 (Raytheon Company Dba Raytheon), S422-4-6 (Hughes Missile Systems Co San Diego), AN515-4R6 (Aeronautical Standards Group Dept of Navy and Air Force), 80881F (Honeywell International Inc. Dba Honeywell International Div Aerospace-Minneapolis) and 5 more.

What NSN replaces 5305-00-579-5851?

There is 1 known substitute for 5305-00-579-5851: 5305-00-889-2997. Verify interchangeability with system specifications before substitution.

What are the specifications of S422-4-6?

Key specifications for S422-4-6: Thread Quantity Per Inch: 40; Internal Drive Style: CROSS RECESS TYPE 1; Thread Class: 2A A; Fastener Length: 0.375 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5305-00-579-5851 still in active supply?

NSN 5305-00-579-5851 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.
PartsTable Design LLC · partstable.com