PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-294Calculator,electronic

Rockwell Intl Corp Telecommunications Div · NSN 7420-01-030-2492 · FSC 7420 · No Item Name Available
Verified by PartsTable
NSN 7420-01-030-2492 — this item is cataloged by the U.S. Government under National Stock Number 7420-01-030-2492. Primary manufacturer part number: 50-294.
Features
  • Calculator,electronic — FSC 7420
  • Operation Method: ELECTRICAL
  • Voltage Rating: 115.0 VOLTS NOMINAL
  • Keyboard Type: COLUMNAR
  • Digit Entering Capacity: 12
  • Radio Interference Shielding: NOT PROVIDED
  • Carrying Case: NOT PROVIDED
  • Frequency Rating: 50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Calculator,electronic, cataloged under National Stock Number 7420-01-030-2492, is classified within Federal Supply Class 7420 (No Item Name Available) of the Office Machines and Visible Record Equipment group. The primary manufacturer of record is Rockwell Intl Corp Telecommunications Div. Government technical data includes 11 verified specifications, 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. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN7420-01-030-2492
Primary Part Number50-294
Item NameCalculator,electronic
FSC / FSG7420 / 74 — No Item Name Available
ManufacturerRockwell Intl Corp Telecommunications Div
StatusACTIVE
Operation MethodELECTRICAL
Voltage Rating115.0 VOLTS NOMINAL
Keyboard TypeCOLUMNAR
Digit Entering Capacity12
Radio Interference ShieldingNOT PROVIDED
Carrying CaseNOT PROVIDED
Frequency Rating50.0 HERTZ MINIMUM AND 60.0 HERTZ MAXIMUM
Digit Totalizing Capacity12
Automatic Multiplication FeatureINCLUDED
Unit TypeLISTING
Current TypeAC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
1430-00-058-636450294 INTERCHANGEABLE
Diaphragm,expansion
Rubbercraft Corporation of California, Ltd. Dba Rubbercraft Corp
5307-00-206-149150294 INTERCHANGEABLE
Stud,plain
John Deer Consumer Products Inc
5998-00-297-456850294 INTERCHANGEABLE
Circuit Card Assembly
Lockheed Martin Corporation Div Rms - Mitchel Field
4730-00-439-8734502-0094 INTERCHANGEABLE
Fitting,restricted
Cummins Power Generation Inc.
2930-00-440-6405CP663 INTERCHANGEABLE
Pump,cooling System,engine
Airtex Products Div of Uis Inc
5342-00-675-517850294 INTERCHANGEABLE
Coupling,clamp,grooved
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
3110-00-788-3619 INTERCHANGEABLE
Bearing,ball,annular
7420-01-072-3674 INTERCHANGEABLE
Calculator,electronic
6110-01-131-4946 INTERCHANGEABLE
Contactor,magnetic
Cross-Reference Index
Part NumberManufacturer
50-294 PRIMARY Rockwell Intl Corp Telecommunications Div (USA)
Related Parts
1430-00-058-6364INTERCHANGEABLE
DIAPHRAGM,EXPANSION
50294
5307-00-206-1491INTERCHANGEABLE
STUD,PLAIN
50294
5998-00-297-4568INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
50294
4730-00-439-8734INTERCHANGEABLE
FITTING,RESTRICTED
502-0094
2930-00-440-6405INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
CP663
5342-00-675-5178INTERCHANGEABLE
COUPLING,CLAMP,GROOVED
50294
3110-00-788-3619INTERCHANGEABLE
BEARING,BALL,ANNULAR
7420-01-072-3674INTERCHANGEABLE
CALCULATOR,ELECTRONIC
6110-01-131-4946INTERCHANGEABLE
CONTACTOR,MAGNETIC

Frequently Asked Questions

What is NSN 7420-01-030-2492?

NSN 7420-01-030-2492 is a Calculator,electronic, manufactured by Rockwell Intl Corp Telecommunications Div, classified under FSC 7420 (No Item Name Available). Status: active.

What are the part numbers for NSN 7420-01-030-2492?

NSN 7420-01-030-2492 has 1 cross-referenced part number: 50-294 (Rockwell Intl Corp Telecommunications Div).

What NSN replaces 7420-01-030-2492?

There are 9 known substitutes for 7420-01-030-2492: 1430-00-058-6364, 5307-00-206-1491, 5998-00-297-4568 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-294?

Key specifications for 50-294: Operation Method: ELECTRICAL; Voltage Rating: 115.0 VOLTS NOMINAL; Keyboard Type: COLUMNAR; Digit Entering Capacity: 12. 12 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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