PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

150Butterfly

Almon Johnson Ltd · NSN 3950-00-399-4915 · FSC 3950 · No Item Name Available
Verified by PartsTable
NSN 3950-00-399-4915 — this item is cataloged by the U.S. Government under National Stock Number 3950-00-399-4915. Primary manufacturer part number: 150.
Features
  • Butterfly — FSC 3950
  • 5 verified cross-references
  • Primary manufacturer: Almon Johnson Ltd
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Butterfly, cataloged under National Stock Number 3950-00-399-4915, is classified within Federal Supply Class 3950 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Almon Johnson Ltd. This item has 5 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameButterfly
FSC / FSG3950 — No Item Name Available (FSG 39)
ManufacturersAlmon Johnson Ltd (CAGE 81782)
Technical Specifications
ParameterValue
NSN3950-00-399-4915
Primary Part Number150
Item NameButterfly
FSC / FSG3950 / 39 — No Item Name Available
ManufacturerAlmon Johnson Ltd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
2835-00-654-678217921-1 INTERCHANGEABLE
Cap,oil Drain
Alamo Aircraft, Ltd.
3020-00-925-444072S11-25A4-4 INTERCHANGEABLE
Gear,spur
Raytheon Co
5998-01-598-7424179211 INTERCHANGEABLE
Interface Unit,input-Output
General Dynamics Mission Systems, Inc.
6120-01-624-6120179211 INTERCHANGEABLE
Power Supply
Northrop Grumman Systems Corporation Dba Defense Systems Sector
Cross-Reference Index
Part NumberManufacturer
150 PRIMARY Almon Johnson Ltd (USA)
667107 PRIMARY Almon Johnson Ltd (USA)
B232-5 PRIMARY Almon Johnson Ltd (USA)
E232-128PCB232-5 PRIMARY Almon Johnson Ltd (USA)
179-2-11 PRIMARY Almon Johnson Ltd (USA)
Related Parts
2835-00-654-6782INTERCHANGEABLE
CAP,OIL DRAIN
17921-1
3020-00-925-4440INTERCHANGEABLE
GEAR,SPUR
72S11-25A4-4
5998-01-598-7424INTERCHANGEABLE
INTERFACE UNIT,INPUT-OUTPUT
179211
6120-01-624-6120INTERCHANGEABLE
POWER SUPPLY
179211

Frequently Asked Questions

What is NSN 3950-00-399-4915?

NSN 3950-00-399-4915 is a Butterfly, manufactured by Almon Johnson Ltd, classified under FSC 3950 (No Item Name Available). Status: active.

What are the part numbers for NSN 3950-00-399-4915?

NSN 3950-00-399-4915 has 5 cross-referenced part numbers: 150 (Almon Johnson Ltd), 667107 (Almon Johnson Ltd), B232-5 (Almon Johnson Ltd), E232-128PCB232-5 (Almon Johnson Ltd), 179-2-11 (Almon Johnson Ltd).

What NSN replaces 3950-00-399-4915?

There are 4 known substitutes for 3950-00-399-4915: 2835-00-654-6782, 3020-00-925-4440, 5998-01-598-7424 and 1 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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