PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31389Transformer,radio Frequency

Pax Mfg Corp Hammarlund Mfg Co Div · NSN 5950-00-648-0379 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-648-0379 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-648-0379. Primary manufacturer part number: 31389.
Features
  • Transformer,radio Frequency — FSC 5950
  • Frequency Rating: 1.25 MEGAHERTZ MINIMUM AND 3.45 MEGAHERTZ MAXIMUM SINGLE COMPONENT
  • Mounting Method: CLIP SINGLE GROUP
  • Terminal Type and Quantity: 4 COMPONENT SOCKET
  • Body Width: 2.000 INCHES NOMINAL IN
  • Inclosure Type: FULLY INCLOSED
  • Body Height: 1.250 INCHES NOMINAL IN
  • Adjustment Method and Quantity: 1 ADJUSTABLE CAPACITOR SINGLE COMPONENT
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-00-648-0379, 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 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-648-0379
Primary Part Number31389
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerPax Mfg Corp Hammarlund Mfg Co Div
StatusACTIVE
Frequency Rating1.25 MEGAHERTZ MINIMUM AND 3.45 MEGAHERTZ MAXIMUM SINGLE COMPONENT
Mounting MethodCLIP SINGLE GROUP
Terminal Type and Quantity4 COMPONENT SOCKET
Body Width2.000 INCHES NOMINAL IN
Inclosure TypeFULLY INCLOSED
Body Height1.250 INCHES NOMINAL IN
Adjustment Method and Quantity1 ADJUSTABLE CAPACITOR SINGLE COMPONENT
Coil Form TypeHOLLOW SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Winding Function and Quantity2 PRIMARY SINGLE COMPONENT
Adjustment Device Drive TypeSHAFT SINGLE COMPONENT
Body Length2.062 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
9540-00-933-9374 INTERCHANGEABLE
Angle,structural
5330-01-043-8902 INTERCHANGEABLE
Gasket
4730-01-396-5066 INTERCHANGEABLE
Flange,pipe
Cross-Reference Index
Part NumberManufacturer
31389 PRIMARY Pax Mfg Corp Hammarlund Mfg Co Div (USA)
9012-03-00068 Pax Mfg Corp Hammarlund Mfg Co Div (USA)
31389G1 Pax Mfg Corp Hammarlund Mfg Co Div (USA)
Related Parts
9540-00-933-9374INTERCHANGEABLE
ANGLE,STRUCTURAL
5330-01-043-8902INTERCHANGEABLE
GASKET
4730-01-396-5066INTERCHANGEABLE
FLANGE,PIPE

Frequently Asked Questions

What is NSN 5950-00-648-0379?

NSN 5950-00-648-0379 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 5950-00-648-0379?

NSN 5950-00-648-0379 has 3 cross-referenced part numbers: 31389 (Pax Mfg Corp Hammarlund Mfg Co Div), 9012-03-00068 (Pax Mfg Corp Hammarlund Mfg Co Div), 31389G1 (Pax Mfg Corp Hammarlund Mfg Co Div).

What NSN replaces 5950-00-648-0379?

There are 3 known substitutes for 5950-00-648-0379: 9540-00-933-9374, 5330-01-043-8902, 4730-01-396-5066. Verify interchangeability with system specifications before substitution.

What are the specifications of 31389?

Key specifications for 31389: Frequency Rating: 1.25 MEGAHERTZ MINIMUM AND 3.45 MEGAHERTZ MAXIMUM SINGLE COMPONENT; Mounting Method: CLIP SINGLE GROUP; Terminal Type and Quantity: 4 COMPONENT SOCKET; Body Width: 2.000 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

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