PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HP947R18-1032Screw,machine

Raytheon Company Dba Raytheon Co · NSN 5305-00-054-4281 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-054-4281 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-054-4281. Primary manufacturer part number: HP947R18-1032.
Features
  • Screw,machine — FSC 5305
  • Screw Material: STEEL CORROSION RESISTING
  • Head Diameter: 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
  • Thread Series Designator: UNF
  • Head Height: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
  • Internal Drive Style: CROSS RECESS TYPE 1
  • Thread Length: 0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
  • Thread Direction: RIGHT-HAND
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,machine, cataloged under National Stock Number 5305-00-054-4281, 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 Dba Raytheon Co. Government technical data includes 13 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-054-4281
Primary Part NumberHP947R18-1032
Item NameScrew,machine
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon Co
StatusACTIVE
Screw MaterialSTEEL CORROSION RESISTING
Head Diameter0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN
Thread Series DesignatorUNF
Head Height0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN
Internal Drive StyleCROSS RECESS TYPE 1
Thread Length0.500 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Thread DirectionRIGHT-HAND
Fastener Length0.531 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
Thread Class3A A
Screw Surface TreatmentPASSIVATE
Thread Quantity Per Inch32
Nominal Thread Diameter0.190 INCHES IN
Head StyleFILLISTER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5962-01-037-6919SNC54367J INTERCHANGEABLE
Microcircuit,digital
Texas Instruments Incorporated
Cross-Reference Index
Part NumberManufacturer
HP947R18-1032 PRIMARY Raytheon Company Dba Raytheon Co (USA)
406-359 PRIMARY Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
FFS92TYPE1STYLE4S Federal Specifications Promulgated by General Services Administration Washington DC (USA)
Related Parts
5962-01-037-6919INTERCHANGEABLE
MICROCIRCUIT,DIGITAL
SNC54367J

Frequently Asked Questions

What is NSN 5305-00-054-4281?

NSN 5305-00-054-4281 is a Screw,machine, manufactured by Raytheon Company Dba Raytheon Co, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-054-4281?

NSN 5305-00-054-4281 has 3 cross-referenced part numbers: HP947R18-1032 (Raytheon Company Dba Raytheon Co), 406-359 (Lockheed Martin Corporation Div Rms - Mitchel Field), FFS92TYPE1STYLE4S (Federal Specifications Promulgated by General Services Administration Washington DC).

What NSN replaces 5305-00-054-4281?

There is 1 known substitute for 5305-00-054-4281: 5962-01-037-6919. Verify interchangeability with system specifications before substitution.

What are the specifications of HP947R18-1032?

Key specifications for HP947R18-1032: Screw Material: STEEL CORROSION RESISTING; Head Diameter: 0.292 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN; Thread Series Designator: UNF; Head Height: 0.118 INCHES MINIMUM AND 0.130 INCHES MAXIMUM IN. 13 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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