PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9903057Coil,electrical

Dover Corp Elevator Div · NSN 5950-00-646-1331 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-646-1331 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-646-1331. Primary manufacturer part number: 9903057.
Features
  • Coil,electrical — FSC 5950
  • DC Resistance Rating in Ohms: 950.000 SINGLE COMPONENT SINGLE WINDING
  • Reliability Indicator: NOT ESTABLISHED
  • Winding Quantity: 1 SINGLE COMPONENT
  • Terminal Type and Quantity: 2 WIRE LEAD
  • Turn Quantity: 13000 SINGLE COMPONENT SINGLE WINDING
  • Mounting Hole Diameter: 1.000 INCHES NOMINAL SINGLE GROUP IN
  • Inclosure Type: FULLY INCLOSED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,electrical, cataloged under National Stock Number 5950-00-646-1331, 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 Dover Corp Elevator Div. Government technical data includes 14 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-646-1331
Primary Part Number9903057
Item NameCoil,electrical
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerDover Corp Elevator Div
StatusACTIVE
DC Resistance Rating in Ohms950.000 SINGLE COMPONENT SINGLE WINDING
Reliability IndicatorNOT ESTABLISHED
Winding Quantity1 SINGLE COMPONENT
Terminal Type and Quantity2 WIRE LEAD
Turn Quantity13000 SINGLE COMPONENT SINGLE WINDING
Mounting Hole Diameter1.000 INCHES NOMINAL SINGLE GROUP IN
Inclosure TypeFULLY INCLOSED
Winding Operating Voltage230.00 DC VOLTS NOMINAL SINGLE COMPONENT SINGLE WINDING
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Body Outside Diameter3.250 INCHES NOMINAL IN
Mounting Facility Quantity1 SINGLE GROUP
Winding Conductor Size0.00893 INCHES AMERICAN WIRE GAGE SINGLE COMPONENT SINGLE WINDING IN
Rating MethodWINDING TURNS SINGLE COMPONENT SINGLE WINDING
Body Length2.562 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
9390-00-165-5988 INTERCHANGEABLE
Tape,reflective
5935-00-167-7720 INTERCHANGEABLE
Connector,receptacle,electrical
5975-00-353-22283870 INTERCHANGEABLE
Bushing,electrical Conduit
Abb Installation Products Inc
5360-00-526-38593870 INTERCHANGEABLE
Spring,helical,extension
Alnitak Corporation
2510-00-618-523414W3240 INTERCHANGEABLE
Board Asy
Volvo Trucks North America, Inc. Dba (foreign Parent Is Volvo Lastvagnar Ab, Goteborg, Sweden.)
5985-00-974-63243870 INTERCHANGEABLE
Tuner,transmission Line
U S Dept of Transportation Federal Aviation Administration
6730-01-122-9467 INTERCHANGEABLE
Projector,overhead
5305-01-224-69553870 INTERCHANGEABLE
Screw,gear
Kearflex Engineering Company
6625-01-533-5175 INTERCHANGEABLE
Test Set,insulation Breakdown
4920-01-539-38253870 INTERCHANGEABLE
Fuse,aircraft,mater
Ccrco, Llc Dba C C R C O
Cross-Reference Index
Part NumberManufacturer
9903057 Dover Corp Elevator Div (USA)
TA4910 Dover Corp Elevator Div (USA)
3870 Dover Corp Elevator Div (USA)
Related Parts
9390-00-165-5988INTERCHANGEABLE
TAPE,REFLECTIVE
5935-00-167-7720INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
5975-00-353-2228INTERCHANGEABLE
BUSHING,ELECTRICAL CONDUIT
3870
5360-00-526-3859INTERCHANGEABLE
SPRING,HELICAL,EXTENSION
3870
2510-00-618-5234INTERCHANGEABLE
BOARD ASY
14W3240
5985-00-974-6324INTERCHANGEABLE
TUNER,TRANSMISSION LINE
3870
6730-01-122-9467INTERCHANGEABLE
PROJECTOR,OVERHEAD
5305-01-224-6955INTERCHANGEABLE
SCREW,GEAR
3870
6625-01-533-5175INTERCHANGEABLE
TEST SET,INSULATION BREAKDOWN
4920-01-539-3825INTERCHANGEABLE
FUSE,AIRCRAFT,MATER
3870
5305-01-701-4203INTERCHANGEABLE
SCREW,MACHINE
3870

Frequently Asked Questions

What is NSN 5950-00-646-1331?

NSN 5950-00-646-1331 is a Coil,electrical, manufactured by Dover Corp Elevator Div, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-646-1331?

NSN 5950-00-646-1331 has 3 cross-referenced part numbers: 9903057 (Dover Corp Elevator Div), TA4910 (Dover Corp Elevator Div), 3870 (Dover Corp Elevator Div).

What NSN replaces 5950-00-646-1331?

There are 11 known substitutes for 5950-00-646-1331: 9390-00-165-5988, 5935-00-167-7720, 5975-00-353-2228 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9903057?

Key specifications for 9903057: DC Resistance Rating in Ohms: 950.000 SINGLE COMPONENT SINGLE WINDING; Reliability Indicator: NOT ESTABLISHED; Winding Quantity: 1 SINGLE COMPONENT; Terminal Type and Quantity: 2 WIRE LEAD. 14 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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