PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

121737H03Coil,radio Frequency

Northrop Grumman Systems Corporation · NSN 5950-01-330-3519 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-330-3519 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-330-3519. Primary manufacturer part number: 121737H03.
Features
  • Coil,radio Frequency — FSC 5950
  • Maximum Operating Temp: 105.0 CELSIUS DEGC
  • Center to Center Distance Between Mounting Facilities Parallel to Width: 0.153 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Center to Center Distance Between Mounting Facilities Parallel to Length: 0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
  • Mounting Method: TERMINAL SINGLE GROUP
  • Core Construction: S0LID SINGLE COMPONENT
  • Turn Quantity: 13-1/2 SINGLE COMPONENT SINGLE WINDING
  • Quality Factor: 70 MINIMUM SINGLE COMPONENT SINGLE WINDING
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-01-330-3519, 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 Northrop Grumman Systems Corporation. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-330-3519
Primary Part Number121737H03
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation
StatusACTIVE
Maximum Operating Temp105.0 CELSIUS DEGC
Center to Center Distance Between Mounting Facilities Parallel to Width0.153 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Center to Center Distance Between Mounting Facilities Parallel to Length0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN
Mounting MethodTERMINAL SINGLE GROUP
Core ConstructionS0LID SINGLE COMPONENT
Turn Quantity13-1/2 SINGLE COMPONENT SINGLE WINDING
Quality Factor70 MINIMUM SINGLE COMPONENT SINGLE WINDING
Body Height0.260 INCHES MAXIMUM IN
Terminal Type and Quantity2 PIN
Rating MethodELECTRICAL SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Inductance Rating0.26 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Coil Form TypeHOLLOW SINGLE COMPONENT
Inclosure TypeOPEN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
6145-00-164-7024 INTERCHANGEABLE
Wire,electrical
5120-00-189-7910 INTERCHANGEABLE
Socket,socket Wrench
4820-00-389-4586N13213 INTERCHANGEABLE
Seat,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
2925-00-535-032113213 INTERCHANGEABLE
Cable Assy,ignition
Frontgrade Technologies Inc.
5330-00-784-0707153950 INTERCHANGEABLE
Packing,preformed
Eaton Aerospace, Llc Dba Jackson South
5950-00-824-0203 INTERCHANGEABLE
Coil,radio Frequency
4810-01-245-145013213-1 INTERCHANGEABLE
Valve,solenoid
Eaton Aerospace Llc
5120-01-473-9592 INTERCHANGEABLE
Key Set,socket Head Screw
5305-01-504-11428303693 INTERCHANGEABLE
Screw,cap,hexagon Head
Jlg Industries, Inc.
3950-01-518-0277 INTERCHANGEABLE
Hoist,chain
Cross-Reference Index
Part NumberManufacturer
121737H03 PRIMARY Northrop Grumman Systems Corporation (USA)
4T641 Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc (USA)
132-13 Coilcraft Inc (USA)
Related Parts
6145-00-164-7024INTERCHANGEABLE
WIRE,ELECTRICAL
5120-00-189-7910INTERCHANGEABLE
SOCKET,SOCKET WRENCH
4820-00-389-4586INTERCHANGEABLE
SEAT,VALVE
N13213
2925-00-535-0321INTERCHANGEABLE
CABLE ASSY,IGNITION
13213
5330-00-784-0707INTERCHANGEABLE
PACKING,PREFORMED
153950
5950-00-824-0203INTERCHANGEABLE
COIL,RADIO FREQUENCY
4810-01-245-1450INTERCHANGEABLE
VALVE,SOLENOID
13213-1
5120-01-473-9592INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW
5305-01-504-1142INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
8303693
3950-01-518-0277INTERCHANGEABLE
HOIST,CHAIN

Frequently Asked Questions

What is NSN 5950-01-330-3519?

NSN 5950-01-330-3519 is a Coil,radio Frequency, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-330-3519?

NSN 5950-01-330-3519 has 3 cross-referenced part numbers: 121737H03 (Northrop Grumman Systems Corporation), 4T641 (Rayco Electronic Manufacturing, Inc. Div Rayco Electronics Mfg Inc), 132-13 (Coilcraft Inc).

What NSN replaces 5950-01-330-3519?

There are 10 known substitutes for 5950-01-330-3519: 6145-00-164-7024, 5120-00-189-7910, 4820-00-389-4586 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 121737H03?

Key specifications for 121737H03: Maximum Operating Temp: 105.0 CELSIUS DEGC; Center to Center Distance Between Mounting Facilities Parallel to Width: 0.153 INCHES NOMINAL SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Center to Center Distance Between Mounting Facilities Parallel to Length: 0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM SINGLE MOUNTING FACILITY SINGLE CENTER GROUP IN; Overall Width: 0.230 INCHES MAXIMUM IN. 16 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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