PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9-1887-1Coil,electrical

Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc · NSN 5950-00-421-0866 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-421-0866 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-421-0866. Primary manufacturer part number: 9-1887-1.
Features
  • Coil,electrical — FSC 5950
  • Inclosure Type: FULLY INCLOSED
  • Body Height: 2.281 INCHES NOMINAL IN
  • Mounting Facility Quantity: 2 SINGLE GROUP
  • Terminal Type and Quantity: 2 KNIFE BLADE
  • Body Length: 1.156 INCHES NOMINAL IN
  • Mounting Method: SLOT SINGLE GROUP
  • Body Width: 2.218 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Coil,electrical, cataloged under National Stock Number 5950-00-421-0866, 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 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc. Government technical data includes 8 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5950-00-421-0866
Primary Part Number9-1887-1
Item NameCoil,electrical
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerDrs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
StatusCANCELLED
Inclosure TypeFULLY INCLOSED
Body Height2.281 INCHES NOMINAL IN
Mounting Facility Quantity2 SINGLE GROUP
Terminal Type and Quantity2 KNIFE BLADE
Body Length1.156 INCHES NOMINAL IN
Mounting MethodSLOT SINGLE GROUP
Body Width2.218 INCHES NOMINAL IN
Reliability IndicatorNOT ESTABLISHED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5950-00-409-21929-1887-2 INTERCHANGEABLE
Coil,electrical
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
4820-01-169-4524 INTERCHANGEABLE
Valve Assembly
Cross-Reference Index
Part NumberManufacturer
9-1887-17 Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
9-1887-1 PRIMARY Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
1887E Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc (USA)
Related Parts
5950-00-409-2192INTERCHANGEABLE
COIL,ELECTRICAL
9-1887-2
4820-01-169-4524INTERCHANGEABLE
VALVE ASSEMBLY

Frequently Asked Questions

What is NSN 5950-00-421-0866?

NSN 5950-00-421-0866 is a Coil,electrical, manufactured by Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc, classified under FSC 5950 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5950-00-421-0866?

NSN 5950-00-421-0866 has 3 cross-referenced part numbers: 9-1887-17 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 9-1887-1 (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc), 1887E (Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc).

What NSN replaces 5950-00-421-0866?

There are 2 known substitutes for 5950-00-421-0866: 5950-00-409-2192, 4820-01-169-4524. Verify interchangeability with system specifications before substitution.

What are the specifications of 9-1887-1?

Key specifications for 9-1887-1: Inclosure Type: FULLY INCLOSED; Body Height: 2.281 INCHES NOMINAL IN; Mounting Facility Quantity: 2 SINGLE GROUP; Terminal Type and Quantity: 2 KNIFE BLADE. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5950-00-421-0866 still in active supply?

NSN 5950-00-421-0866 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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