PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31245Transformer,radio Frequency

Pax Mfg Corp Hammarlund Mfg Co Div · NSN 5950-00-645-2830 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-645-2830 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-645-2830. Primary manufacturer part number: 31245.
Features
  • Transformer,radio Frequency — FSC 5950
  • Body Length: 1.438 INCHES NOMINAL IN
  • Inductance Rating: 237.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
  • Inductance Rating: 11.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Terminal Type and Quantity: 4 TAB, SOLDER LUG
  • Mounting Method: CLIP SINGLE GROUP
  • Winding Conductor Size: 0.00500 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY 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 5950-00-645-2830, 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 16 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: Active.

Technical Specifications
ParameterValue
NSN5950-00-645-2830
Primary Part Number31245
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPax Mfg Corp Hammarlund Mfg Co Div
StatusACTIVE
Body Length1.438 INCHES NOMINAL IN
Inductance Rating237.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY
Inductance Rating11.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Terminal Type and Quantity4 TAB, SOLDER LUG
Mounting MethodCLIP SINGLE GROUP
Winding Conductor Size0.00500 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE PRIMARY IN
Turn Quantity50 SINGLE COMPONENT SINGLE SECONDARY
Reliability IndicatorNOT ESTABLISHED
Rating MethodWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
Body Outside Diameter0.500 INCHES NOMINAL IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE SECONDARY
Inclosure TypeOPEN
Coil Form TypeSOLID SINGLE COMPONENT
Turn Quantity23 SINGLE COMPONENT SINGLE PRIMARY
Frequency Rating540.0 KILOHERTZ MINIMUM AND 1.35 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3455-00-224-032513200 INTERCHANGEABLE
Cutter,milling,angle
Niagara Cutter Inc
5935-00-442-199331-245 INTERCHANGEABLE
Connector,receptacle,electrical
Amphenol Corporation Div Amphenol Rf
5935-00-828-4210919-B3900B-75 INTERCHANGEABLE
Connector,receptacle,electrical
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
6515-01-140-5206312.46 INTERCHANGEABLE
Sleeve Tap 4.5 Mm
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
5310-01-152-618331245 INTERCHANGEABLE
Nut,plain,hexagon
Barnes Group Inc. Dba Barnes Distribution
4820-01-240-475231245 INTERCHANGEABLE
Retainer,disk,valve
Pneudraulics, Inc.
Cross-Reference Index
Part NumberManufacturer
31245 PRIMARY Pax Mfg Corp Hammarlund Mfg Co Div (USA)
Related Parts
3455-00-224-0325INTERCHANGEABLE
CUTTER,MILLING,ANGLE
13200
5935-00-442-1993INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
31-245
5935-00-828-4210INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
919-B3900B-75
6515-01-140-5206INTERCHANGEABLE
SLEEVE TAP 4.5 MM
312.46
5310-01-152-6183INTERCHANGEABLE
NUT,PLAIN,HEXAGON
31245
4820-01-240-4752INTERCHANGEABLE
RETAINER,DISK,VALVE
31245

Frequently Asked Questions

What is NSN 5950-00-645-2830?

NSN 5950-00-645-2830 is a Transformer,radio Frequency, manufactured by Pax Mfg Corp Hammarlund Mfg Co Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-645-2830?

NSN 5950-00-645-2830 has 1 cross-referenced part number: 31245 (Pax Mfg Corp Hammarlund Mfg Co Div).

What NSN replaces 5950-00-645-2830?

There are 6 known substitutes for 5950-00-645-2830: 3455-00-224-0325, 5935-00-442-1993, 5935-00-828-4210 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 31245?

Key specifications for 31245: Body Length: 1.438 INCHES NOMINAL IN; Inductance Rating: 237.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE SECONDARY; Inductance Rating: 11.00 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE PRIMARY; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 16 total characteristics are documented in the Federal Logistics Information System.

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