SS425-1

Wire Wound Fixed Resistor

This page provides complete and verified information for part number SS425-1, NSN 5905-00-112-3221

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.

SS425-1
Federal Supply Group
Electrical and Electronic Equipment Components
Federal Supply Classification
5905 Resistor
National Stock Number
5905-00-112-3221
Item Name Code
00010
Assigment Date
08/23/1968 (58 years ago)

A resistor whose ohmic value cannot be adjusted or varied. The resistance element consists of high resistance wire (or ribbon) either wound on an insulated form or constructed so as to be self supporting. Opposition to the flow of current is an inherent property of the resistance wire and is manifest by the heat dissipation in the resistor. Excludes:suppressor,ignition interference.

4.700 kilohms electrical resistance, not established reliability indicator, -65.0 to 125.0 temp range of temp coefficient in deg celsius, -20.0 to 20.0 temp coefficient of resistance in ppm per deg celsius, -3.000 to 3.000 resistance tolerance in percent

Characteristics

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

Temp Coefficient Of Resistance In Ppm Per Deg Celsius
-20.0 to 20.0
Electrical Resistance
4.700 kilohms
Resistance Tolerance In Percent
-3.000 to 3.000
Temp Range Of Temp Coefficient In Deg Celsius
-65.0 to 125.0
Reliability Indicator
not established
Terminal Length
0.263 inches nominal
Body Length
0.600 inches nominal
Body Width
0.340 inches nominal
Body Height
0.317 inches nominal
Distance Between Centerlines Of Mounting Facilities Parallel To Body Length
0.444 inches nominal
Power Dissipation Rating In Watts
4.000 free air
Ambient Temp At Full Rated Power
125.0 celsius
Inclosure Type
encased
Mounting Hole Size
0.093 inches nominal
Terminal Type
tab, solder lug
Style Designator
axial terminal (s)
Test Data Document
53750-ss425 drawing (this is the basic governing drawing, such as a contractor drawing, original equipment manufacturer drawing, etc.; excludes any specification, standard or other document that may be referenced in a basic governing drawing)

Classification Data

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

Type of Item Identification
4 - Partial descriptive item identification (type 1 concept)
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
A001A0
Precious Metals Indicator
U - Precious metal content is unknown
Pseudo Item Name Code
0000010
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
TX
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
72D - Communications/electronics, other than sigint/ew or comsec repair parts and components
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 SS425-1

What is the FSCG of the NSN 5905-00-112-3221?
The FSCG of the NSN 5905-00-112-3221 is 5905
Does the NSN 5905-00-112-3221 have a Schedule B code assigned?
Yes, the Schedule B code is 8533390080
Does NSN 5905-00-112-3221 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 5905-00-112-3221 contain precious materials?
Precious metal content is unknown
Does NSN 5905-00-112-3221 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 5905-00-112-3221 was assigned to the Federal Catalog?
It was assigned 58 years ago, on Fri, Aug 23, 1968

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