A-603-942

Resistor,variable,wire Wound,non

This page provides complete and verified information for part number A-603-942, NSN 5905-00-144-8456

You’ll find detailed technical specifications, product attributes, condition classification, and real-time stock availability. All data is based on official records and meets industry standards for defense, aerospace, and industrial sourcing. Whether you’re performing a parts audit, validating compliance, or preparing a purchase order, this part listing supports accurate and efficient procurement.

A-603-942
Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5905 Resistor
National Stock Number
5905-00-144-8456
Item Name Code
37406
Assigment Date
01/01/1963 (63 years ago)

A resistor in which a sliding or rolling contact moves over an exposed area of the resistive element to change the ohmic value of the output. The functional tolerance (linearity), if given, of the output is greater than plus of minus 1 percent on linear outputs. Specified outputs such as sine, cosine, tangent, and the like, shall be considered to be precision. For items having manually positioned taps designed to be set and fixed prior to use, see resistor, adjustable. For items with step by step variation, see rheostat and resistor, step by step. For tandem-mounted items designed to function together as an attenuator (and rated accordingly), see attenuator, variable. Excludes:resistor (1), variable, nonwire wound; nonprecision; resistor (1), variable, nonwire wound, precision; and resistor (1), variable, wire wound, precision.

1 section quantity, cylindrical bushing mounted body style, 2.875 inches nominal overall length, not established reliability indicator, 0.344 inches nominal first flat length

Characteristics

Below are the official specifications and performance details for this part, including technical data, material composition, and compliance information.

Section Quantity
1
Body Style
cylindrical bushing mounted
Reliability Indicator
not established
Overall Length
2.875 inches nominal
First Flat Length
0.344 inches nominal
Flat Height
0.219 inches nominal
Body Diameter
4.000 inches nominal
Shaft Diameter
0.250 inches nominal
Shaft Length
0.875 inches nominal
Mounting Bushing Length
0.375 inches nominal
Body Length
2.000 inches nominal
Overall Diameter
4.438 inches nominal
Shaft Style
round, flatted
Actuator Type
single shaft
Effective Electrical Rotation In Deg Angular Rotation
300.0 nominal
Screw Thread Diameter
0.375 inches nominal and 10.000 inches nominal
Screw Thread Series Designator
unef and unf
Screw Thread Quantity Per Inch
32.0
Mounting Facility Quantity
2
Terminal Location
radially positioned over less than half the circumference
Mounting Method
standard bushing and threaded hole
Electrical Resistance Per Section
5.000 ohms single section
Rotary Actuator Travel In Angular Deg
300.0 nominal
Ambient Temp In Deg Celsius Per Section At Zero Percent Rated Power
340.0 single section
Power Dissipation Rating Per Section In Watts
150.0 free air single section
Resistance Tolerance Per Section In Percent
-10.0 to 10.0 single section
Actuator Travel Control Feature
stops
Ambient Temp In Deg Celsius Per Section At Full Rated Power
25.0 single section
Special Features
1.750 in. distance between mounting hole centers
Terminal Type And Quantity
3 tab, solder lug

Classification Data

Detailed NSN information including identification codes, classification data, and key indicators used for cataloging, logistics, and supply management.

Type of Item Identification
1 - Full descriptive item identification
Source of Supply
S9E - Defense supply center columbus, columbus, oh 43218
Demilitarization
A - Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Criticality
X - The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Federal Item Identification Guide
A002A0
Precious Metals Indicator
U - Precious metal content is unknown
Pseudo Item Name Code
0037406
Hazardous Material Indicator
N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
Schedule B Code
8533390080

Freight Information

Comprehensive freight classifications, shipping codes, and handling specifications for domestic and international transport compliance.

Major Organizational Entity
XX
National Motor Freight Classification Item Number
062960
National Motor Freight Classification Sub-Item Number
X
Uniform Freight Classification Item Number
35140
National Motor Freight Class Rating
P - 77.5
Less than Car Load Rating
P - 77.5
Water Commodity
658 - Electrical appliances, small
Type of Cargo
Z - No special type of cargo code applicable
Special Hand
9 - Other or no special handling required (sh)
Air Dimension
A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
Air Commodity
HZ -
National Motor Freight Description
reostats/parts noi

FAQs

Get insights on installation procedures, operating conditions, care instructions, industry regulations, and common issues. FAQs below provide key information for A-603-942

What is the FSCG of the NSN 5905-00-144-8456?
The FSCG of the NSN 5905-00-144-8456 is 5905
Does the NSN 5905-00-144-8456 have a Schedule B code assigned?
Yes, the Schedule B code is 8533390080
Does NSN 5905-00-144-8456 require demilitarization?
Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.
Does NSN 5905-00-144-8456 contain precious materials?
Precious metal content is unknown
Does NSN 5905-00-144-8456 contain hazardous materials?
Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
When the NSN 5905-00-144-8456 was assigned to the Federal Catalog?
It was assigned 63 years ago, on Tue, Jan 1, 1963

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