PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10378Keyshaft Assembly Clamp

Climax Portable Machine Tools, Inc · NSN 5340-01-518-5034 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-518-5034 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-518-5034. Primary manufacturer part number: 10378.
Features
  • Keyshaft Assembly Clamp — FSC 5340
  • General Characteristics Item Description: FOR USE ON KEYMILLING MACHINE TO HOLD SHAFT SIZES FROM 4.5 INCHES TO 10.5 INCHES IN DIAMETER WHILE CUTTING KEYWAY IN
  • 1 verified cross-reference
  • Primary manufacturer: Climax Portable Machine Tools, Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Keyshaft Assembly Clamp, cataloged under National Stock Number 5340-01-518-5034, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Climax Portable Machine Tools, Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-01-518-5034
Primary Part Number10378
Item NameKeyshaft Assembly Clamp
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerClimax Portable Machine Tools, Inc
StatusACTIVE
General Characteristics Item DescriptionFOR USE ON KEYMILLING MACHINE TO HOLD SHAFT SIZES FROM 4.5 INCHES TO 10.5 INCHES IN DIAMETER WHILE CUTTING KEYWAY IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
5945-00-011-304610378 INTERCHANGEABLE
Solenoid,electrical
Astronautics Corporation of America
5996-00-097-629510378 INTERCHANGEABLE
Amplifier,magnetic
Torotel, Inc. Div Torotel Products, Inc.
5905-00-107-891510378 INTERCHANGEABLE
Resistor,adjustable
Cae Usa Inc.
5310-00-216-7985SK139880 INTERCHANGEABLE
Nut,plain,round
Curtiss-Wright Electro-Mechanical Corporation Div Epd
3040-00-338-4467SC-B-69622 INTERCHANGEABLE
Bracket,eye,nonrotating Shaft
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5950-00-496-7190577R894H39 INTERCHANGEABLE
Coil,radio Frequency
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5305-00-579-5443 INTERCHANGEABLE
Screw,machine
6115-00-991-1959 INTERCHANGEABLE
Exciter,static Regulator
3110-01-280-6453 INTERCHANGEABLE
Ball,bearing
5975-01-436-413610378 INTERCHANGEABLE
Tray,mounting,electronic Equipme
Hollingsead International, Llc
Cross-Reference Index
Part NumberManufacturer
10378 PRIMARY Climax Portable Machine Tools, Inc (USA)
Related Parts
5945-00-011-3046INTERCHANGEABLE
SOLENOID,ELECTRICAL
10378
5996-00-097-6295INTERCHANGEABLE
AMPLIFIER,MAGNETIC
10378
5905-00-107-8915INTERCHANGEABLE
RESISTOR,ADJUSTABLE
10378
5310-00-216-7985INTERCHANGEABLE
NUT,PLAIN,ROUND
SK139880
3040-00-338-4467INTERCHANGEABLE
BRACKET,EYE,NONROTATING SHAFT
SC-B-69622
5950-00-496-7190INTERCHANGEABLE
COIL,RADIO FREQUENCY
577R894H39
5305-00-579-5443INTERCHANGEABLE
SCREW,MACHINE
6115-00-991-1959INTERCHANGEABLE
EXCITER,STATIC REGULATOR
3110-01-280-6453INTERCHANGEABLE
BALL,BEARING
5975-01-436-4136INTERCHANGEABLE
TRAY,MOUNTING,ELECTRONIC EQUIPME
10378
5365-01-482-8007INTERCHANGEABLE
SHIM
10378
6635-01-535-4515INTERCHANGEABLE
TESTER,TORQUE,WRENCH AND TENSIOM
10378

Frequently Asked Questions

What is NSN 5340-01-518-5034?

NSN 5340-01-518-5034 is a Keyshaft Assembly Clamp, manufactured by Climax Portable Machine Tools, Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-518-5034?

NSN 5340-01-518-5034 has 1 cross-referenced part number: 10378 (Climax Portable Machine Tools, Inc).

What NSN replaces 5340-01-518-5034?

There are 12 known substitutes for 5340-01-518-5034: 5945-00-011-3046, 5996-00-097-6295, 5905-00-107-8915 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10378?

Key specifications for 10378: General Characteristics Item Description: FOR USE ON KEYMILLING MACHINE TO HOLD SHAFT SIZES FROM 4.5 INCHES TO 10.5 INCHES IN DIAMETER WHILE CUTTING KEYWAY IN. 1 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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