PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11987Reactor

Inrcore, Llc Div Inrcore · NSN 5950-00-283-7389 · FSC 5950 · No Item Name Available
Verified by PartsTable
NSN 5950-00-283-7389 — this item is cataloged by the U.S. Government under National Stock Number 5950-00-283-7389. Primary manufacturer part number: 11987.
Features
  • Reactor — FSC 5950
  • Mounting Hole Diameter: 0.171 INCHES MINIMUM SINGLE GROUP IN
  • Mounting Facility Quantity: 1 SINGLE GROUP
  • Body Length: 0.390 INCHES MAXIMUM IN
  • Inductance Type: FIXED
  • Terminal Type and Quantity: 2 WIRE LEAD
  • Winding Quantity: 1 SINGLE COMPONENT
  • Body Outside Diameter: 0.890 INCHES MAXIMUM IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Reactor, cataloged under National Stock Number 5950-00-283-7389, 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 Inrcore, Llc Div Inrcore. Government technical data includes 8 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5950-00-283-7389
Primary Part Number11987
Item NameReactor
FSC / FSG5950 / 59 — No Item Name Available
ManufacturerInrcore, Llc Div Inrcore
StatusACTIVE
Mounting Hole Diameter0.171 INCHES MINIMUM SINGLE GROUP IN
Mounting Facility Quantity1 SINGLE GROUP
Body Length0.390 INCHES MAXIMUM IN
Inductance TypeFIXED
Terminal Type and Quantity2 WIRE LEAD
Winding Quantity1 SINGLE COMPONENT
Body Outside Diameter0.890 INCHES MAXIMUM IN
Mounting MethodUNTHREADED HOLE(S) SINGLE GROUP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5815-00-356-3326SC-B-70054 INTERCHANGEABLE
Teletypewriter Subassembly
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5360-00-370-9457 INTERCHANGEABLE
Spring
5950-00-449-2808040-11987-001 INTERCHANGEABLE
Transformer,power
Astec America Inc.
1650-00-737-086111987 INTERCHANGEABLE
Cap,valve
Eaton Aerospace Llc Dba Eaton Aerospace Jackson
5995-00-858-654711987 INTERCHANGEABLE
Cord Assembly,electrical
Audiosears Corp Dba Audiosears Corp
6505-01-135-426512-825 INTERCHANGEABLE
Hemodialysis Solution,concentrat
Cobe Laboratories Inc
5331-01-442-450211987 INTERCHANGEABLE
O-Ring
Aimpoint Inc Dba Aimpoint Inc
Cross-Reference Index
Part NumberManufacturer
11987 PRIMARY Inrcore, Llc Div Inrcore (USA)
1989509-1 Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems (USA)
1989509-1 Honeywell Intl Inc Defense Avionics Systems (USA)
Related Parts
5815-00-356-3326INTERCHANGEABLE
TELETYPEWRITER SUBASSEMBLY
SC-B-70054
5360-00-370-9457INTERCHANGEABLE
SPRING
5950-00-449-2808INTERCHANGEABLE
TRANSFORMER,POWER
040-11987-001
1650-00-737-0861INTERCHANGEABLE
CAP,VALVE
11987
5995-00-858-6547INTERCHANGEABLE
CORD ASSEMBLY,ELECTRICAL
11987
6505-01-135-4265INTERCHANGEABLE
HEMODIALYSIS SOLUTION,CONCENTRAT
12-825
5331-01-442-4502INTERCHANGEABLE
O-RING
11987

Frequently Asked Questions

What is NSN 5950-00-283-7389?

NSN 5950-00-283-7389 is a Reactor, manufactured by Inrcore, Llc Div Inrcore, classified under FSC 5950 (No Item Name Available). Status: active.

What are the part numbers for NSN 5950-00-283-7389?

NSN 5950-00-283-7389 has 3 cross-referenced part numbers: 11987 (Inrcore, Llc Div Inrcore), 1989509-1 (Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems), 1989509-1 (Honeywell Intl Inc Defense Avionics Systems).

What NSN replaces 5950-00-283-7389?

There are 7 known substitutes for 5950-00-283-7389: 5815-00-356-3326, 5360-00-370-9457, 5950-00-449-2808 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 11987?

Key specifications for 11987: Mounting Hole Diameter: 0.171 INCHES MINIMUM SINGLE GROUP IN; Mounting Facility Quantity: 1 SINGLE GROUP; Body Length: 0.390 INCHES MAXIMUM IN; Inductance Type: FIXED. 8 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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