PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12279527Choke,high Voltage

U S Army Tank Automotive Command Amsta-Im-Mm · NSN 1220-01-131-5690 · FSC 1220 · No Item Name Available
Verified by PartsTable
NSN 1220-01-131-5690 — this item is cataloged by the U.S. Government under National Stock Number 1220-01-131-5690. Primary manufacturer part number: 12279527.
Features
  • Choke,high Voltage — FSC 1220
  • General Characteristics Item Description: CHOKE,CURRENT LIMITING,HIGH VOLTAGE;CONSTRUCTION:WINDING-2 LAYS BOTH LEADS DRAWN TO SAME END WITH INTER-LAY INSULATION OF1.2/1.7 TURNS OF .002NYLONPAPER .32+-.02 WIDE;NO.1 WIRED 24 + -0TURNS OF 22 AWG WIRE;ASSEMBLE IN ACCORDANCE WITH REQUIREMENTS OF MIL-T-27,TF5V37ZZ;MATERIAL: CORE,006 GRAIN ORIENTED SILICON STEEL TYPE M6,E1 LAMINATIONS,SQUARE STACK;BOBBIN: FLUOROCARBON MATERIAL;MAGNET WIRE-AS REQ'D-22AWG,CLASS 180,TYPE H2;GAP MATERIAL,PAPER,INSULATION,NYLON IMPREGNATED,NOMEX ARAMID TYPE 410 .002 +- .0001 THICK;GLASS CLOTH,THERMOSETTING,PRESSURE SENSITIVE,ADHESIVE,SCOTH ELECTRICAL TAPE NO.27;VACCUM IMPREGNATE AT-28 IN HG WITH SYNTHITE NO. AC43;GENCAPSULATE WITH SCOTCHCAST 282 (BLACK),ELECTRICALREQUIREMENTS:DC RESISTANCE .04 MAX;INDUCTANCE,110.0 +- 5.5 UH IN
  • 4 verified cross-references
  • Primary manufacturer: U S Army Tank Automotive Command Amsta-Im-Mm
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Choke,high Voltage, cataloged under National Stock Number 1220-01-131-5690, is classified within Federal Supply Class 1220 (No Item Name Available) of the Fire Control Equipment group. The primary manufacturer of record is U S Army Tank Automotive Command Amsta-Im-Mm. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN1220-01-131-5690
Primary Part Number12279527
Item NameChoke,high Voltage
FSC / FSG1220 / 12 — No Item Name Available
ManufacturerU S Army Tank Automotive Command Amsta-Im-Mm
StatusCANCELLED
General Characteristics Item DescriptionCHOKE,CURRENT LIMITING,HIGH VOLTAGE;CONSTRUCTION:WINDING-2 LAYS BOTH LEADS DRAWN TO SAME END WITH INTER-LAY INSULATION OF1.2/1.7 TURNS OF .002NYLONPAPER .32+-.02 WIDE;NO.1 WIRED 24 + -0TURNS OF 22 AWG WIRE;ASSEMBLE IN ACCORDANCE WITH REQUIREMENTS OF MIL-T-27,TF5V37ZZ;MATERIAL: CORE,006 GRAIN ORIENTED SILICON STEEL TYPE M6,E1 LAMINATIONS,SQUARE STACK;BOBBIN: FLUOROCARBON MATERIAL;MAGNET WIRE-AS REQ'D-22AWG,CLASS 180,TYPE H2;GAP MATERIAL,PAPER,INSULATION,NYLON IMPREGNATED,NOMEX ARAMID TYPE 410 .002 +- .0001 THICK;GLASS CLOTH,THERMOSETTING,PRESSURE SENSITIVE,ADHESIVE,SCOTH ELECTRICAL TAPE NO.27;VACCUM IMPREGNATE AT-28 IN HG WITH SYNTHITE NO. AC43;GENCAPSULATE WITH SCOTCHCAST 282 (BLACK),ELECTRICALREQUIREMENTS:DC RESISTANCE .04 MAX;INDUCTANCE,110.0 +- 5.5 UH IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
1650-00-477-4279 INTERCHANGEABLE
Extension Unit,hydraulic
6515-01-107-5692201-710 INTERCHANGEABLE
Dialyzer,hemodialysis Apparatus
Cordis Corp
6520-01-156-3152201710 INTERCHANGEABLE
Bur,dental,finishing
Mycone Dental Supply Co. Inc. Dba National Keystone Products
5998-01-281-2943 INTERCHANGEABLE
Circuit Card Assembly
Cross-Reference Index
Part NumberManufacturer
201710 Tempo Instrument Inc Defense Electronics Div (USA)
12279527 PRIMARY U S Army Tank Automotive Command Amsta-Im-Mm (USA)
201710 B.c. Systems Inc. Dba Bc Systems Inc (USA)
908448-001 General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems (CAN)
Related Parts
1650-00-477-4279INTERCHANGEABLE
EXTENSION UNIT,HYDRAULIC
6515-01-107-5692INTERCHANGEABLE
DIALYZER,HEMODIALYSIS APPARATUS
201-710
6520-01-156-3152INTERCHANGEABLE
BUR,DENTAL,FINISHING
201710
5998-01-281-2943INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY

Frequently Asked Questions

What is NSN 1220-01-131-5690?

NSN 1220-01-131-5690 is a Choke,high Voltage, manufactured by U S Army Tank Automotive Command Amsta-Im-Mm, classified under FSC 1220 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 1220-01-131-5690?

NSN 1220-01-131-5690 has 4 cross-referenced part numbers: 201710 (Tempo Instrument Inc Defense Electronics Div), 12279527 (U S Army Tank Automotive Command Amsta-Im-Mm), 201710 (B.c. Systems Inc. Dba Bc Systems Inc), 908448-001 (General Dynamics Land Systems - Canadacorporation Div General Dynamics Mission Systems).

What NSN replaces 1220-01-131-5690?

There are 4 known substitutes for 1220-01-131-5690: 1650-00-477-4279, 6515-01-107-5692, 6520-01-156-3152 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12279527?

Key specifications for 12279527: General Characteristics Item Description: CHOKE,CURRENT LIMITING,HIGH VOLTAGE;CONSTRUCTION:WINDING-2 LAYS BOTH LEADS DRAWN TO SAME END WITH INTER-LAY INSULATION OF1.2/1.7 TURNS OF .002NYLONPAPER .32+-.02 WIDE;NO.1 WIRED 24 + -0TURNS OF 22 AWG WIRE;ASSEMBLE IN ACCORDANCE WITH REQUIREMENTS OF MIL-T-27,TF5V37ZZ;MATERIAL: CORE,006 GRAIN ORIENTED SILICON STEEL TYPE M6,E1 LAMINATIONS,SQUARE STACK;BOBBIN: FLUOROCARBON MATERIAL;MAGNET WIRE-AS REQ'D-22AWG,CLASS 180,TYPE H2;GAP MATERIAL,PAPER,INSULATION,NYLON IMPREGNATED,NOMEX ARAMID TYPE 410 .002 +- .0001 THICK;GLASS CLOTH,THERMOSETTING,PRESSURE SENSITIVE,ADHESIVE,SCOTH ELECTRICAL TAPE NO.27;VACCUM IMPREGNATE AT-28 IN HG WITH SYNTHITE NO. AC43;GENCAPSULATE WITH SCOTCHCAST 282 (BLACK),ELECTRICALREQUIREMENTS:DC RESISTANCE .04 MAX;INDUCTANCE,110.0 +- 5.5 UH IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 1220-01-131-5690 still in active supply?

NSN 1220-01-131-5690 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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