PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

18605Key,socket Head Screw

Eklind Tool Co · NSN 5120-01-645-9433 · FSC 5120 · No Item Name Available
Verified by PartsTable
NSN 5120-01-645-9433 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-645-9433. Primary manufacturer part number: 18605.
Features
  • Key,socket Head Screw — FSC 5120
  • 3 verified cross-references
  • Primary manufacturer: Eklind Tool Co
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Key,socket Head Screw, cataloged under National Stock Number 5120-01-645-9433, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Eklind Tool Co. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameKey,socket Head Screw
FSC / FSG5120 — No Item Name Available (FSG 51)
ManufacturersMarine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (CAGE 01365); Eklind Tool Co (CAGE 05253); Mcmaster-Carr Supply Co (CAGE 39428)
Technical Specifications
ParameterValue
NSN5120-01-645-9433
Primary Part Number18605
Item NameKey,socket Head Screw
FSC / FSG5120 / 51 — No Item Name Available
ManufacturerEklind Tool Co
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5365-00-218-624518605 INTERCHANGEABLE
Bushing,tilting Box,pump
Eaton Aerospace, Llc Dba Jackson South
5342-00-506-883618605 INTERCHANGEABLE
Coupling,clamp,grooved
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
5950-00-583-4537 INTERCHANGEABLE
Transformer,radio Frequency
5340-00-620-0156AG34B INTERCHANGEABLE
Seat,helical Compression Spring
Wisconsin Motors, Llc
6210-00-951-354518605 INTERCHANGEABLE
Baffle
Cooper Crouse-Hinds Llc
5961-01-079-748718-605 INTERCHANGEABLE
Transistor
Raytheon Company Dba Raytheon Co
3120-01-125-629818-605 INTERCHANGEABLE
Bearing,washer,thrust
Cunico Corporation
5330-01-351-278318605 INTERCHANGEABLE
Gasket
Coffin Turbo Pump Inc
Cross-Reference Index
Part NumberManufacturer
10020B2088-4 Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service (USA)
18605 PRIMARY Eklind Tool Co (USA)
5503A38 PRIMARY Mcmaster-Carr Supply Co (USA)
Related Parts
5365-00-218-6245INTERCHANGEABLE
BUSHING,TILTING BOX,PUMP
18605
5342-00-506-8836INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
18605
5950-00-583-4537INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
5340-00-620-0156INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
AG34B
6210-00-951-3545INTERCHANGEABLE
BAFFLE
18605
5961-01-079-7487INTERCHANGEABLE
TRANSISTOR
18-605
3120-01-125-6298INTERCHANGEABLE
BEARING,WASHER,THRUST
18-605
5330-01-351-2783INTERCHANGEABLE
GASKET
18605

Frequently Asked Questions

What is NSN 5120-01-645-9433?

NSN 5120-01-645-9433 is a Key,socket Head Screw, manufactured by Eklind Tool Co, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-01-645-9433?

NSN 5120-01-645-9433 has 3 cross-referenced part numbers: 10020B2088-4 (Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service), 18605 (Eklind Tool Co), 5503A38 (Mcmaster-Carr Supply Co).

What NSN replaces 5120-01-645-9433?

There are 8 known substitutes for 5120-01-645-9433: 5365-00-218-6245, 5342-00-506-8836, 5950-00-583-4537 and 5 more. Verify interchangeability with system specifications before substitution.

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