PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1665Coil,radio Frequency

American Precision Industries Inc. · NSN 5950-00-945-6671 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-945-6671 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-945-6671. Primary manufacturer part number: 1665.
Features
  • Coil,radio Frequency — FSC 5950
  • Coil Form Type: SOLID SINGLE COMPONENT
  • Body Outside Diameter: 0.165 INCHES NOMINAL IN
  • Inductance Rating: 3.30 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
  • Inclosure Type: FULLY INCLOSED
  • Terminal Type and Quantity: 2 WIRE LEAD
  • Body Length: 0.385 INCHES NOMINAL IN
  • Mounting Method: TERMINAL SINGLE GROUP
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,radio Frequency, cataloged under National Stock Number 5950-00-945-6671, 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 American Precision Industries Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-945-6671
Primary Part Number1665
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerAmerican Precision Industries Inc.
StatusACTIVE
Coil Form TypeSOLID SINGLE COMPONENT
Body Outside Diameter0.165 INCHES NOMINAL IN
Inductance Rating3.30 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Terminal Type and Quantity2 WIRE LEAD
Body Length0.385 INCHES NOMINAL IN
Mounting MethodTERMINAL SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6240-00-241-9703CM1665 INTERCHANGEABLE
Lamp,incandescent
Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron
5905-00-259-3935 INTERCHANGEABLE
Resistor,variable,wire Wound,non
5330-00-285-4841 INTERCHANGEABLE
Seal,plain Encased
5310-00-638-84291665 INTERCHANGEABLE
Nut,plain,round
Microwave Engineering Corporation
3040-00-842-6098 INTERCHANGEABLE
Cylinder Assembly,actuating,line
5945-00-967-3616 INTERCHANGEABLE
Solenoid,electrical
6520-01-120-26571-665 INTERCHANGEABLE
Impression Tray,dental
Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia
4820-01-273-371420232-2 PL1841 INTERCHANGEABLE
Cap,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-273-373120229-2 PL1841 INTERCHANGEABLE
Guide,valve Stem
Leslie Controls, Inc. Dba Leslie Controls Inc
4820-01-284-487320-1.50IN SET 64PSI INTERCHANGEABLE
Valve,safety Relief
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
Cross-Reference Index
Part NumberManufacturer
50-268483-339 General Dynamics Mission Systems, Inc. (USA)
1665 PRIMARY American Precision Industries Inc. (USA)
Related Parts
6240-00-241-9703INTERCHANGEABLE
LAMP,INCANDESCENT
CM1665
5905-00-259-3935INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
5330-00-285-4841INTERCHANGEABLE
SEAL,PLAIN ENCASED
5310-00-638-8429INTERCHANGEABLE
NUT,PLAIN,ROUND
1665
3040-00-842-6098INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
5945-00-967-3616INTERCHANGEABLE
SOLENOID,ELECTRICAL
6520-01-120-2657INTERCHANGEABLE
IMPRESSION TRAY,DENTAL
1-665
4820-01-273-3714INTERCHANGEABLE
CAP,VALVE
20232-2 PL1841
4820-01-273-3731INTERCHANGEABLE
GUIDE,VALVE STEM
20229-2 PL1841
4820-01-284-4873INTERCHANGEABLE
VALVE,SAFETY RELIEF
20-1.50IN SET 64PSI
5342-01-307-1920INTERCHANGEABLE
GUIDE,CLUTCH
1665
6150-01-350-0970INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
1665

Frequently Asked Questions

What is NSN 5950-00-945-6671?

NSN 5950-00-945-6671 is a Coil,radio Frequency, manufactured by American Precision Industries Inc., classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-945-6671?

NSN 5950-00-945-6671 has 2 cross-referenced part numbers: 50-268483-339 (General Dynamics Mission Systems, Inc.), 1665 (American Precision Industries Inc.).

What NSN replaces 5950-00-945-6671?

There are 12 known substitutes for 5950-00-945-6671: 6240-00-241-9703, 5905-00-259-3935, 5330-00-285-4841 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1665?

Key specifications for 1665: Coil Form Type: SOLID SINGLE COMPONENT; Body Outside Diameter: 0.165 INCHES NOMINAL IN; Inductance Rating: 3.30 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING; Inclosure Type: FULLY INCLOSED. 7 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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