PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

40405Control Box,operato

Hdt Expeditionary Systems Inc · NSN 4520-01-539-7164 · FSC 4520 · No Item Name Available
Verified by PartsTable
NSN 4520-01-539-7164 — this item is cataloged by the U.S. Government under National Stock Number 4520-01-539-7164. Primary manufacturer part number: 40405.
Features
  • Control Box,operato — FSC 4520
  • 1 verified cross-reference
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Control Box,operato, cataloged under National Stock Number 4520-01-539-7164, is classified within Federal Supply Class 4520 (No Item Name Available) of the Plumbing, Heating, and Waste Disposal group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. 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.

Catalog Facts
Item NameControl Box,operato
FSC / FSG4520 — No Item Name Available (FSG 45)
ManufacturersHdt Expeditionary Systems Inc (CAGE 92878)
Technical Specifications
ParameterValue
NSN4520-01-539-7164
Primary Part Number40405
Item NameControl Box,operato
FSC / FSG4520 / 45 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5961-00-043-1242 INTERCHANGEABLE
Transistor
4810-00-061-889340405 INTERCHANGEABLE
Valve,butterfly
Eaton Corporation Dba Airframe Div Fuel & Motion Control Systems
6210-00-203-599640405 INTERCHANGEABLE
Insert,legend,light Indicator
Switchcraft Inc.
5940-00-455-74413LT404A-5C510-S4 INTERCHANGEABLE
Terminal,lug
Brainin-Advance Industries, Llc
5330-00-860-785149525 INTERCHANGEABLE
Packing Assembly
Liquid Controls, L.l.c. Div Idex Corporation
4320-00-992-080440405-17 INTERCHANGEABLE
Gear Rotor Set,rotary Pump
Parker-Hannifin Corporation Dba Pneutronics Div Gas Turbine Fuel Systems Division
5999-01-022-2330 INTERCHANGEABLE
Heater-Hammer Assem
6680-01-081-780440405 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5120-01-604-48984040-5 INTERCHANGEABLE
Step Plate,mechanical Puller
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
Cross-Reference Index
Part NumberManufacturer
40405 PRIMARY Hdt Expeditionary Systems Inc (USA)
Related Parts
5961-00-043-1242INTERCHANGEABLE
TRANSISTOR
4810-00-061-8893INTERCHANGEABLE
VALVE,BUTTERFLY
40405
6210-00-203-5996INTERCHANGEABLE
INSERT,LEGEND,LIGHT INDICATOR
40405
5940-00-455-7441INTERCHANGEABLE
TERMINAL,LUG
3LT404A-5C510-S4
5330-00-860-7851INTERCHANGEABLE
PACKING ASSEMBLY
49525
4320-00-992-0804INTERCHANGEABLE
GEAR ROTOR SET,ROTARY PUMP
40405-17
5999-01-022-2330INTERCHANGEABLE
HEATER-HAMMER ASSEM
6680-01-081-7804INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
40405
5120-01-604-4898INTERCHANGEABLE
STEP PLATE,MECHANICAL PULLER
4040-5

Frequently Asked Questions

What is NSN 4520-01-539-7164?

NSN 4520-01-539-7164 is a Control Box,operato, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4520 (No Item Name Available). Status: active.

What are the part numbers for NSN 4520-01-539-7164?

NSN 4520-01-539-7164 has 1 cross-referenced part number: 40405 (Hdt Expeditionary Systems Inc).

What NSN replaces 4520-01-539-7164?

There are 9 known substitutes for 4520-01-539-7164: 5961-00-043-1242, 4810-00-061-8893, 6210-00-203-5996 and 6 more. Verify interchangeability with system specifications before substitution.

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