PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40145-4Demodulator

Textron Systems Corporation Dba Textron Systems Corp · NSN 5895-01-124-3257 · FSC 5895 · No Item Name Available
Verified by PartsTable
NSN 5895-01-124-3257 — this item is cataloged by the U.S. Government under National Stock Number 5895-01-124-3257. Primary manufacturer part number: 40145-4.
Features
  • Demodulator — FSC 5895
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY REPARABLE PARTS
  • Supplementary Features: O/A DIM 3.050 MIN/3.110 MAX IN LG; 2.490 MIN/2.550 MAX IN H; 0.580 MAX IN W; SMA FEMALE CONNECTOR 5 PLACES; 2 HOLES, 0.146 MIN/0.166 MAX IN HOLE DIAMETER
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY REPARABLE PARTS
  • Supplementary Features: O/A DIM 3.050 MIN/3.110 MAX IN LG; 2.490 MIN/2.550 MAX IN H; 0.580 MAX IN W; SMA FEMALE CONNECTOR 5 PLACES; 2 HOLES, 0.146 MIN/0.166 MAX IN HOLE DIAMETER
  • 2 verified cross-references
  • Primary manufacturer: Textron Systems Corporation Dba Textron Systems Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Demodulator, cataloged under National Stock Number 5895-01-124-3257, is classified within Federal Supply Class 5895 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Textron Systems Corporation Dba Textron Systems Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5895-01-124-3257
Primary Part Number40145-4
Item NameDemodulator
FSC / FSG5895 / 58 — No Item Name Available
ManufacturerTextron Systems Corporation Dba Textron Systems Corp
StatusACTIVE
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY REPARABLE PARTS
Supplementary FeaturesO/A DIM 3.050 MIN/3.110 MAX IN LG; 2.490 MIN/2.550 MAX IN H; 0.580 MAX IN W; SMA FEMALE CONNECTOR 5 PLACES; 2 HOLES, 0.146 MIN/0.166 MAX IN HOLE DIAMETER
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY REPARABLE PARTS
Supplementary FeaturesO/A DIM 3.050 MIN/3.110 MAX IN LG; 2.490 MIN/2.550 MAX IN H; 0.580 MAX IN W; SMA FEMALE CONNECTOR 5 PLACES; 2 HOLES, 0.146 MIN/0.166 MAX IN HOLE DIAMETER
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeT
Unit of IssueEA
SMR CodeVT
Weight0.5000 lbs
Cube0.0580 cu ft
Verified Substitutes 6
5950-00-488-7272401454 INTERCHANGEABLE
Transformer,radio Frequency
Aimtron Systems, Llc
2915-00-611-2072401454 INTERCHANGEABLE
Seat,adjustable,dif
Woodward, Inc. Div Fuel Systems and Controls
2530-00-618-4597 INTERCHANGEABLE
Retainer,spring,tra
4820-01-535-363840145-402 INTERCHANGEABLE
Valve,regulating,temperature
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-535-365150164-20 INTERCHANGEABLE
Regulator,thermostatic Temperatu
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
4820-01-535-3655382-08 INTERCHANGEABLE
Stem,fluid Valve
Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Cross-Reference Index
Part NumberManufacturer
40145-4 Textron Systems Corporation Dba Textron Systems Corp (USA)
58744-90004 Textron Systems Corporation Dba Textron Systems Corp (USA)
Related Parts
5950-00-488-7272INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
401454
2915-00-611-2072INTERCHANGEABLE
SEAT,ADJUSTABLE,DIF
401454
2530-00-618-4597INTERCHANGEABLE
RETAINER,SPRING,TRA
4820-01-535-3638INTERCHANGEABLE
VALVE,REGULATING,TEMPERATURE
40145-402
4820-01-535-3651INTERCHANGEABLE
REGULATOR,THERMOSTATIC TEMPERATU
50164-20
4820-01-535-3655INTERCHANGEABLE
STEM,FLUID VALVE
382-08

Frequently Asked Questions

What is NSN 5895-01-124-3257?

NSN 5895-01-124-3257 is a Demodulator, manufactured by Textron Systems Corporation Dba Textron Systems Corp, classified under FSC 5895 (No Item Name Available). Status: active.

What are the part numbers for NSN 5895-01-124-3257?

NSN 5895-01-124-3257 has 2 cross-referenced part numbers: 40145-4 (Textron Systems Corporation Dba Textron Systems Corp), 58744-90004 (Textron Systems Corporation Dba Textron Systems Corp).

What NSN replaces 5895-01-124-3257?

There are 6 known substitutes for 5895-01-124-3257: 5950-00-488-7272, 2915-00-611-2072, 2530-00-618-4597 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 40145-4?

Key specifications for 40145-4: End Item Identification: IRS-ALR-46/49; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY REPARABLE PARTS; Supplementary Features: O/A DIM 3.050 MIN/3.110 MAX IN LG; 2.490 MIN/2.550 MAX IN H; 0.580 MAX IN W; SMA FEMALE CONNECTOR 5 PLACES; 2 HOLES, 0.146 MIN/0.166 MAX IN HOLE DIAMETER; End Item Identification: IRS-ALR-46/49. 6 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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