PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

39951Screw,cap,socket Head

Fastenal Company Dba Fastenal Co · NSN 5305-01-644-4285 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-01-644-4285 — this item is cataloged by the U.S. Government under National Stock Number 5305-01-644-4285. Primary manufacturer part number: 39951.
Features
  • Screw,cap,socket Head — FSC 5305
  • 4 verified cross-references
  • Primary manufacturer: Fastenal Company Dba Fastenal Co
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-644-4285, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Fastenal Company Dba Fastenal Co. This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameScrew,cap,socket Head
FSC / FSG5305 — No Item Name Available (FSG 53)
ManufacturersElbit Systems C4i and Cyber Ltd Div C4i and Cyber (CAGE 2291A); Fastenal Company Dba Fastenal Co (CAGE 0Y3H3); Soltam Systems Ltd. (CAGE 1511A); Soltam Systems Ltd. Dba Soltam Ltd. (CAGE S3151)
Technical Specifications
ParameterValue
NSN5305-01-644-4285
Primary Part Number39951
Item NameScrew,cap,socket Head
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerFastenal Company Dba Fastenal Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5945-00-346-9488 INTERCHANGEABLE
Relay,electromagnetic
5840-00-642-7445 INTERCHANGEABLE
Assy,crystal Cavity
Cross-Reference Index
Part NumberManufacturer
93-1719 Elbit Systems C4i and Cyber Ltd Div C4i and Cyber (ISR)
39951 PRIMARY Fastenal Company Dba Fastenal Co (USA)
93-1719 Soltam Systems Ltd. (ISR)
93-1719 Soltam Systems Ltd. Dba Soltam Ltd. (ISR)
Related Parts
5945-00-346-9488INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5840-00-642-7445INTERCHANGEABLE
ASSY,CRYSTAL CAVITY

Frequently Asked Questions

What is NSN 5305-01-644-4285?

NSN 5305-01-644-4285 is a Screw,cap,socket Head, manufactured by Fastenal Company Dba Fastenal Co, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-01-644-4285?

NSN 5305-01-644-4285 has 4 cross-referenced part numbers: 93-1719 (Elbit Systems C4i and Cyber Ltd Div C4i and Cyber), 39951 (Fastenal Company Dba Fastenal Co), 93-1719 (Soltam Systems Ltd.), 93-1719 (Soltam Systems Ltd. Dba Soltam Ltd.).

What NSN replaces 5305-01-644-4285?

There are 2 known substitutes for 5305-01-644-4285: 5945-00-346-9488, 5840-00-642-7445. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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