PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10TUndercutter,armature Mica,electr

Rjk Corp · NSN 4940-00-270-1594 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-00-270-1594 — this item is cataloged by the U.S. Government under National Stock Number 4940-00-270-1594. Primary manufacturer part number: 10T.
Features
  • Undercutter,armature Mica,electr — FSC 4940
  • Mounting Type: BENCH
  • Armature Maximum Length Accommodated: 18.000 INCHES IN
  • Current Type: AC/DC
  • Voltage in Volts: 115.0
  • Adjustable Spindle Multicutter Accommodation: INCLUDED
  • Phase: SINGLE
  • Nondefinitive Spec/std Data: 3 TYPE AND A CLASS
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Undercutter,armature Mica,electr, cataloged under National Stock Number 4940-00-270-1594, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Rjk Corp. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4940-00-270-1594
Primary Part Number10T
Item NameUndercutter,armature Mica,electr
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerRjk Corp
StatusCANCELLED
Mounting TypeBENCH
Armature Maximum Length Accommodated18.000 INCHES IN
Current TypeAC/DC
Voltage in Volts115.0
Adjustable Spindle Multicutter AccommodationINCLUDED
PhaseSINGLE
Nondefinitive Spec/std Data3 TYPE AND A CLASS
Frequency in Hertz60.0
Spindle Diameter0.125 INCHES NOMINAL IN
Drive TypeBELT OR DIRECT
Maximum Armature Diameter Accommodated9.000 INCHES IN
Maximum Commutator Diameter Accommodated5.500 INCHES IN
Accessory Components and QuantityBELTS,DRIVING/WHEN BELT DRIVEN,2 SETS;BRUSHES,MOTOR,ELECTRIC,2 SETS;CUTTERS,SAW TYPE 0.015 IN.THK,4;CUTTERS,SAW TYPE 0.020 IN.THK,4;CUTTERS,SAW TYPE 0.025 IN.THK,4 IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
4940-00-204-0319 INTERCHANGEABLE
Undercutter,armature Mica,electr
5120-00-221-182810-T INTERCHANGEABLE
Clamp,brake Lining
Star Machine & Tool Co Dba Star Brakes
5120-00-235-5878 INTERCHANGEABLE
Socket,socket Wrench
5940-00-239-903340H INTERCHANGEABLE
Splice,conductor
Abb Installation Products Inc
4940-00-273-370426-153 INTERCHANGEABLE
Cutter,milling,commutator Mica
Ideal Industries, Inc.
4940-00-273-370526-155 INTERCHANGEABLE
Cutter,milling,commutator Mica
Ideal Industries, Inc.
4940-00-278-980826-055 INTERCHANGEABLE
Cutter,milling,commutator Mica
Ideal Industries, Inc.
6210-00-283-93126302-B-9 INTERCHANGEABLE
Light,indicator
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
4940-00-287-321726-501 INTERCHANGEABLE
Cutter,milling,commutator Mica
Ideal Industries, Inc.
4940-00-287-321826-503 INTERCHANGEABLE
Cutter,milling,commutator Mica
Ideal Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
MILU17148 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
10T PRIMARY Rjk Corp (USA)
7 PRIMARY Rjk Corp (USA)
Related Parts
4940-00-204-0319INTERCHANGEABLE
UNDERCUTTER,ARMATURE MICA,ELECTR
5120-00-221-1828INTERCHANGEABLE
CLAMP,BRAKE LINING
10-T
5120-00-235-5878INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5940-00-239-9033INTERCHANGEABLE
SPLICE,CONDUCTOR
40H
4940-00-273-3704INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-153
4940-00-273-3705INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-155
4940-00-278-9808INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-055
6210-00-283-9312INTERCHANGEABLE
LIGHT,INDICATOR
6302-B-9
4940-00-287-3217INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-501
4940-00-287-3218INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-503
4940-00-287-3219INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-502
4940-00-287-3221INTERCHANGEABLE
CUTTER,MILLING,COMMUTATOR MICA
26-504

Frequently Asked Questions

What is NSN 4940-00-270-1594?

NSN 4940-00-270-1594 is a Undercutter,armature Mica,electr, manufactured by Rjk Corp, classified under FSC 4940 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4940-00-270-1594?

NSN 4940-00-270-1594 has 3 cross-referenced part numbers: MILU17148 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 10T (Rjk Corp), 7 (Rjk Corp).

What NSN replaces 4940-00-270-1594?

There are 12 known substitutes for 4940-00-270-1594: 4940-00-204-0319, 5120-00-221-1828, 5120-00-235-5878 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10T?

Key specifications for 10T: Mounting Type: BENCH; Armature Maximum Length Accommodated: 18.000 INCHES IN; Current Type: AC/DC; Voltage in Volts: 115.0. 13 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4940-00-270-1594 still in active supply?

NSN 4940-00-270-1594 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.
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