PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

77C718012P004Transformer,radio Frequency

Lockheed Martin Corporation Div Rms · NSN 5950-01-138-9693 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-138-9693 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-138-9693. Primary manufacturer part number: 77C718012P004.
Features
  • Transformer,radio Frequency — FSC 5950
  • Reliability Indicator: NOT ESTABLISHED
  • Thread Quantity Per Inch: 32 SINGLE GROUP
  • Inclosure Type: FULLY INCLOSED
  • Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
  • Frequency Rating: 35.0 KILOHERTZ NOMINAL SINGLE COMPONENT
  • Body Width: 1.650 INCHES MAXIMUM IN
  • Maximum Operating Temp: 120.0 CELSIUS DEGC
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transformer,radio Frequency, cataloged under National Stock Number 5950-01-138-9693, 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 Lockheed Martin Corporation Div Rms. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-138-9693
Primary Part Number77C718012P004
Item NameTransformer,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Rms
StatusACTIVE
Reliability IndicatorNOT ESTABLISHED
Thread Quantity Per Inch32 SINGLE GROUP
Inclosure TypeFULLY INCLOSED
Winding Function and Quantity1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT
Frequency Rating35.0 KILOHERTZ NOMINAL SINGLE COMPONENT
Body Width1.650 INCHES MAXIMUM IN
Maximum Operating Temp120.0 CELSIUS DEGC
Center to Center Distance Between Mounting Facilities Parallel to Width1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE PRIMARY
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Body Height1.120 INCHES MAXIMUM IN
Body Length1.650 INCHES MAXIMUM IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Center to Center Distance Between Mounting Facilities Parallel to Length1.250 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Terminal Type and Quantity6 TURRET
Mounting Facility Quantity4 SINGLE GROUP
Inductance Rating125.00 MICROHENRIES MINIMUM SINGLE COMPONENT SINGLE PRIMARY
Nominal Thread Size0.138 INCHES SINGLE GROUP IN
Coil Form TypeSOLID SINGLE COMPONENT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2915-00-344-402443104 INTERCHANGEABLE
Parts Kit,valve,dep
Meggitt North Hollywood Inc
5305-00-723-51744310 INTERCHANGEABLE
Screw,shoulder
Roller Bearing Co of America, Inc Div Pic Design
5950-00-952-061543104 INTERCHANGEABLE
Transformer,audio Frequency
L3harris Technologies, Inc. Div Space and Airborne Systems
5999-01-047-177601-0211-1085 INTERCHANGEABLE
Shielding Gasket,electronic
Parker-Hannifin Corporation Dba Pneutronics Div Chomerics Division
5962-01-110-1607 INTERCHANGEABLE
Microcircuit
6515-01-368-287543-104 INTERCHANGEABLE
Guide,automated Biopsy System
Boston Scientific Corp Medi-Tech Div
5330-01-375-312643104 INTERCHANGEABLE
Retainer,packing
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5331-01-562-286643104 INTERCHANGEABLE
O-Ring
Alfa Laval Inc
Cross-Reference Index
Part NumberManufacturer
PEI7188 Precision Electronics, Inc (USA)
77C718012P004 PRIMARY Lockheed Martin Corporation Div Rms (USA)
43104 Coast/advanced Chip Magnetics, Inc. (USA)
CT-104702A Oeco, Llc (USA)
Related Parts
2915-00-344-4024INTERCHANGEABLE
PARTS KIT,VALVE,DEP
43104
5305-00-723-5174INTERCHANGEABLE
SCREW,SHOULDER
4310
5950-00-952-0615INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
43104
5999-01-047-1776INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
01-0211-1085
5962-01-110-1607INTERCHANGEABLE
MICROCIRCUIT
6515-01-368-2875INTERCHANGEABLE
GUIDE,AUTOMATED BIOPSY SYSTEM
43-104
5330-01-375-3126INTERCHANGEABLE
RETAINER,PACKING
43104
5331-01-562-2866INTERCHANGEABLE
O-RING
43104

Frequently Asked Questions

What is NSN 5950-01-138-9693?

NSN 5950-01-138-9693 is a Transformer,radio Frequency, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-138-9693?

NSN 5950-01-138-9693 has 4 cross-referenced part numbers: PEI7188 (Precision Electronics, Inc), 77C718012P004 (Lockheed Martin Corporation Div Rms), 43104 (Coast/advanced Chip Magnetics, Inc.), CT-104702A (Oeco, Llc).

What NSN replaces 5950-01-138-9693?

There are 8 known substitutes for 5950-01-138-9693: 2915-00-344-4024, 5305-00-723-5174, 5950-00-952-0615 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 77C718012P004?

Key specifications for 77C718012P004: Reliability Indicator: NOT ESTABLISHED; Thread Quantity Per Inch: 32 SINGLE GROUP; Inclosure Type: FULLY INCLOSED; Winding Function and Quantity: 1 PRIMARY AND 1 SECONDARY SINGLE COMPONENT. 20 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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