PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1856Coil,radio Frequency

Standard Industries · NSN 5950-01-166-7171 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-01-166-7171 — this item is cataloged by the U.S. Government under National Stock Number 5950-01-166-7171. Primary manufacturer part number: 1856.
Features
  • Coil,radio Frequency — FSC 5950
  • Core Construction: S0LID SINGLE COMPONENT
  • Turn Quantity: 18 SINGLE COMPONENT SINGLE WINDING
  • Mounting Method: THREADED HOLE(S) SINGLE GROUP
  • Winding Conductor Size: 0.04526 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
  • Nominal Thread Size: 0.112 INCHES SINGLE GROUP IN
  • Overall Diameter: 1.030 INCHES MINIMUM AND 1.090 INCHES MAXIMUM IN
  • DC Resistance Rating in Ohms: 0.010 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 5950-01-166-7171, 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 Standard Industries. Government technical data includes 18 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-01-166-7171
Primary Part Number1856
Item NameCoil,radio Frequency
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerStandard Industries
StatusACTIVE
Core ConstructionS0LID SINGLE COMPONENT
Turn Quantity18 SINGLE COMPONENT SINGLE WINDING
Mounting MethodTHREADED HOLE(S) SINGLE GROUP
Winding Conductor Size0.04526 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Nominal Thread Size0.112 INCHES SINGLE GROUP IN
Overall Diameter1.030 INCHES MINIMUM AND 1.090 INCHES MAXIMUM IN
DC Resistance Rating in Ohms0.010 SINGLE COMPONENT SINGLE WINDING
Coil Form TypeSOLID SINGLE COMPONENT
Reliability IndicatorNOT ESTABLISHED
Winding Operating Current25.0 AMPERES DC MAXIMUM SINGLE COMPONENT SINGLE WINDING
Terminal Type and Quantity2 PIN
Inductance Rating11.34 MICROHENRIES NOMINAL SINGLE COMPONENT SINGLE WINDING
Inclosure TypeFULLY INCLOSED
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) SINGLE GROUP
Body Length0.470 INCHES MINIMUM AND 0.530 INCHES MAXIMUM IN
Mounting Facility Quantity1 SINGLE GROUP
Rating MethodELECTRICAL AND WINDING TURNS SINGLE COMPONENT SINGLE WINDING
Maximum Operating Temp85.0 CELSIUS DEGC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-036-1743005-500-0008 INTERCHANGEABLE
Disk,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5342-00-065-60816002-558 INTERCHANGEABLE
Bracket,movable,cable
Raytheon Company Div Rmd Strategic
6625-00-129-90171856 INTERCHANGEABLE
Recorder,signal Data
Sypris Electronics, Llc Div Sypris Electronics, Llc - Colorado Field Services
5310-00-166-8600 INTERCHANGEABLE
Nut,stud Assembly
3020-00-289-87671856 INTERCHANGEABLE
Gear,spur
L3harris Technologies, Inc. Div Space and Airborne Systems
4720-00-404-7177235B39-51 INTERCHANGEABLE
Hose Assembly,nonmetallic
Cam Fabricated Systems Inc
4330-00-430-2262901856 INTERCHANGEABLE
Filter Element,fluid
Parker-Hannifin Corporation Dba Hydraulic Filter Division Div Hydraulic & Fuel Filter Division
5365-00-597-6044 INTERCHANGEABLE
Shim Set
5120-00-640-6729 INTERCHANGEABLE
Bit,screwdriver
5910-00-799-88870180-0035 INTERCHANGEABLE
Capacitor,fixed,electrolytic
Keysight Technologies Inc
Cross-Reference Index
Part NumberManufacturer
1856 Standard Industries (USA)
TX06-121 Electro-Numerics, Inc. Div Cra Enterprises (USA)
445-0306-001 The Boeing Company Div Legacy Boeing Hb1 (USA)
Related Parts
4820-00-036-1743INTERCHANGEABLE
DISK,VALVE
005-500-0008
5342-00-065-6081INTERCHANGEABLE
BRACKET,MOVABLE,CABLE
6002-558
6625-00-129-9017INTERCHANGEABLE
RECORDER,SIGNAL DATA
1856
5310-00-166-8600INTERCHANGEABLE
NUT,STUD ASSEMBLY
3020-00-289-8767INTERCHANGEABLE
GEAR,SPUR
1856
4720-00-404-7177INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
235B39-51
4330-00-430-2262INTERCHANGEABLE
FILTER ELEMENT,FLUID
901856
5365-00-597-6044INTERCHANGEABLE
SHIM SET
5120-00-640-6729INTERCHANGEABLE
BIT,SCREWDRIVER
5910-00-799-8887INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
0180-0035
5305-01-169-4522INTERCHANGEABLE
SCREW
530-035
2530-01-217-4987INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK

Frequently Asked Questions

What is NSN 5950-01-166-7171?

NSN 5950-01-166-7171 is a Coil,radio Frequency, manufactured by Standard Industries, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-01-166-7171?

NSN 5950-01-166-7171 has 3 cross-referenced part numbers: 1856 (Standard Industries), TX06-121 (Electro-Numerics, Inc. Div Cra Enterprises), 445-0306-001 (The Boeing Company Div Legacy Boeing Hb1).

What NSN replaces 5950-01-166-7171?

There are 12 known substitutes for 5950-01-166-7171: 4820-00-036-1743, 5342-00-065-6081, 6625-00-129-9017 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1856?

Key specifications for 1856: Core Construction: S0LID SINGLE COMPONENT; Turn Quantity: 18 SINGLE COMPONENT SINGLE WINDING; Mounting Method: THREADED HOLE(S) SINGLE GROUP; Winding Conductor Size: 0.04526 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN. 19 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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