PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31253Transformer,radio Frequency

Pax Mfg Corp Hammarlund Mfg Co Div · NSN 5950-00-240-0475 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-240-0475 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-240-0475. Primary manufacturer part number: 31253.
Features
  • Transformer,radio Frequency — FSC 5950
  • Rating Method: WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
  • Inclosure Type: OPEN
  • Winding Conductor Size: 0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
  • Turn Quantity: 24-5/24 SINGLE COMPONENT SINGLE SECONDARY
  • Body Outside Diameter: 0.500 INCHES NOMINAL IN
  • Frequency Rating: 3.45 MEGAHERTZ MINIMUM AND 7.5 MEGAHERTZ MINIMUM SINGLE COMPONENT
  • Winding Conductor Size: 0.01264 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-240-0475, is classified within Federal Supply Class 5950 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Pax Mfg Corp Hammarlund Mfg Co Div. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-240-0475
Primary Part Number31253
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPax Mfg Corp Hammarlund Mfg Co Div
StatusCANCELLED
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE SECONDARY
Inclosure TypeOPEN
Winding Conductor Size0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Turn Quantity24-5/24 SINGLE COMPONENT SINGLE SECONDARY
Body Outside Diameter0.500 INCHES NOMINAL IN
Frequency Rating3.45 MEGAHERTZ MINIMUM AND 7.5 MEGAHERTZ MINIMUM SINGLE COMPONENT
Winding Conductor Size0.01264 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE SECONDARY IN
Body Length1.438 INCHES NOMINAL IN
Terminal Type and Quantity4 TAB, SOLDER LUG
Distance Between Mounting Facility Centers0.312 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Turn Quantity3-1/4 SINGLE COMPONENT SINGLE PRIMARY
Mounting Facility Quantity2 SINGLE GROUP
Mounting Hole Diameter0.125 INCHES NOMINAL SINGLE GROUP IN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE PRIMARY
Coil Form TypeSOLID SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
3110-00-198-1889J3632CH INTERCHANGEABLE
Ring,bearing,outer
Federal-Mogul Corp Government Sales Dept
5935-00-572-91808338566 INTERCHANGEABLE
Shell,electrical Connector
U S Army Tank Automotive Command Amsta-Im-Mm
5330-01-113-13161X2098 INTERCHANGEABLE
Seal,plain Encased
Link-Belt Cranes, L.p., Lllp
5310-01-123-637831253 INTERCHANGEABLE
Nut,plain,hexagon
Barnes Group Inc. Dba Barnes Distribution
5930-01-178-84517-872-000426 INTERCHANGEABLE
Switch,lever
Grove U.s. Llc Dba Grove Us Llc
5905-01-298-641931253 INTERCHANGEABLE
Resistor,variable,nonwire Wound,
L & R Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
31253 PRIMARY Pax Mfg Corp Hammarlund Mfg Co Div (USA)
Related Parts
3110-00-198-1889INTERCHANGEABLE
RING,BEARING,OUTER
J3632CH
5935-00-572-9180INTERCHANGEABLE
SHELL,ELECTRICAL CONNECTOR
8338566
5330-01-113-1316INTERCHANGEABLE
SEAL,PLAIN ENCASED
1X2098
5310-01-123-6378INTERCHANGEABLE
NUT,PLAIN,HEXAGON
31253
5930-01-178-8451INTERCHANGEABLE
SWITCH,LEVER
7-872-000426
5905-01-298-6419INTERCHANGEABLE
RESISTOR,VARIABLE,NONWIRE WOUND,
31253

Frequently Asked Questions

What is NSN 5950-00-240-0475?

NSN 5950-00-240-0475 is a Transformer,radio Frequency, manufactured by Pax Mfg Corp Hammarlund Mfg Co Div, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-240-0475?

NSN 5950-00-240-0475 has 1 cross-referenced part number: 31253 (Pax Mfg Corp Hammarlund Mfg Co Div).

What NSN replaces 5950-00-240-0475?

There are 6 known substitutes for 5950-00-240-0475: 3110-00-198-1889, 5935-00-572-9180, 5330-01-113-1316 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31253?

Key specifications for 31253: Rating Method: WINDING TURNS SINGLE COMPONENT SINGLE SECONDARY; Inclosure Type: OPEN; Winding Conductor Size: 0.00631 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN; Turn Quantity: 24-5/24 SINGLE COMPONENT SINGLE SECONDARY. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-240-0475 still in active supply?

NSN 5950-00-240-0475 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com