PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40143Amplifier,radio Frequency

Frequency Electronics Inc · NSN 5996-00-133-4321 · FSC 5996 · Amplifier,radio Frequency
Verified by PartsTable
NSN 5996-00-133-4321 — this item is cataloged by the U.S. Government under National Stock Number 5996-00-133-4321. Primary manufacturer part number: 40143.
Features
  • Amplifier,radio Frequency — FSC 5996
  • Frequency Per Channel: 2.2 MEGAHERTZ MINIMUM INPUT CHANNEL AND 2.3 MEGAHERTZ MAXIMUM OUTPUT CHANNEL
  • Average Life Measurement: NOT RATED
  • Circuit Construction Type: SOLID STATE
  • Inclosure Type: ENCASED
  • Basic Shape Style: RECTANGULAR OR SQUARE
  • Installation Design: MODULE
  • External DC Operating Voltage in Volts: 20.0 NOMINAL 1ST VOLTAGE AND 28.0 NOMINAL 2ND VOLTAGE
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Amplifier,radio Frequency, cataloged under National Stock Number 5996-00-133-4321, is classified within Federal Supply Class 5996 (Amplifier,radio Frequency) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Frequency Electronics Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5996-00-133-4321
Primary Part Number40143
Item NameAmplifier,radio Frequency
FSC / FSG5996 / 59 — Amplifier,radio Frequency
ManufacturerFrequency Electronics Inc
StatusACTIVE
Frequency Per Channel2.2 MEGAHERTZ MINIMUM INPUT CHANNEL AND 2.3 MEGAHERTZ MAXIMUM OUTPUT CHANNEL
Average Life MeasurementNOT RATED
Circuit Construction TypeSOLID STATE
Inclosure TypeENCASED
Basic Shape StyleRECTANGULAR OR SQUARE
Installation DesignMODULE
External DC Operating Voltage in Volts20.0 NOMINAL 1ST VOLTAGE AND 28.0 NOMINAL 2ND VOLTAGE
Operating Temp Range-28.0 TO 70.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5930-00-162-106610-60819-7 INTERCHANGEABLE
Switch Assembly
The Boeing Company Div Defense
3455-00-194-052310230 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
3010-01-139-1757 INTERCHANGEABLE
Coupling Half,shaft
5998-01-205-0902 INTERCHANGEABLE
Circuit Card Assembly
1650-01-419-175340143 INTERCHANGEABLE
Motor-Pump,hydraulic
Parker Hannifin Corporation Div Hydraulic Systems Division
8465-01-565-402440143 INTERCHANGEABLE
Hydration System
Camelbak Products, Llc Dba Camelbak
5310-01-626-227590576A102 INTERCHANGEABLE
Nut,self-Locking,hexagon
Mcmaster-Carr Supply Co
Cross-Reference Index
Part NumberManufacturer
T5437 Frequency Electronics Inc (USA)
T5437 Fei Microwave Inc (USA)
40143 PRIMARY Frequency Electronics Inc (USA)
40143 Fei Microwave Inc (USA)
Related Parts
5930-00-162-1066INTERCHANGEABLE
SWITCH ASSEMBLY
10-60819-7
3455-00-194-0523INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10230
3010-01-139-1757INTERCHANGEABLE
COUPLING HALF,SHAFT
5998-01-205-0902INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1650-01-419-1753INTERCHANGEABLE
MOTOR-PUMP,HYDRAULIC
40143
8465-01-565-4024INTERCHANGEABLE
HYDRATION SYSTEM
40143
5310-01-626-2275INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
90576A102

Frequently Asked Questions

What is NSN 5996-00-133-4321?

NSN 5996-00-133-4321 is a Amplifier,radio Frequency, manufactured by Frequency Electronics Inc, classified under FSC 5996 (Amplifier,radio Frequency). Status: active.

What are the part numbers for NSN 5996-00-133-4321?

NSN 5996-00-133-4321 has 4 cross-referenced part numbers: T5437 (Frequency Electronics Inc), T5437 (Fei Microwave Inc), 40143 (Frequency Electronics Inc), 40143 (Fei Microwave Inc).

What NSN replaces 5996-00-133-4321?

There are 7 known substitutes for 5996-00-133-4321: 5930-00-162-1066, 3455-00-194-0523, 3010-01-139-1757 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40143?

Key specifications for 40143: Overall Height: 1.500 INCHES NOMINAL IN; Frequency Per Channel: 2.2 MEGAHERTZ MINIMUM INPUT CHANNEL AND 2.3 MEGAHERTZ MAXIMUM OUTPUT CHANNEL; Average Life Measurement: NOT RATED; Circuit Construction Type: SOLID STATE. 11 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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