PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43-66-2Insulator,plate

Accessories for Electronics Inc Dba Afe · NSN 5970-00-144-7573 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-144-7573 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-144-7573. Primary manufacturer part number: 43-66-2.
Features
  • Insulator,plate — FSC 5970
  • First End Radius: 0.176 INCHES NOMINAL IN
  • Fifth Hole Spacing: 0.100 INCHES NOMINAL IN
  • Second Hole Diameter: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
  • First Side Radius: 0.381 INCHES NOMINAL IN
  • Unable to Decode: UNABLE TO DECODE
  • Third Hole Spacing: 0.960 INCHES NOMINAL IN
  • Second Hole Spacing: 0.380 INCHES NOMINAL IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Insulator,plate, cataloged under National Stock Number 5970-00-144-7573, is classified within Federal Supply Class 5970 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Accessories for Electronics Inc Dba Afe. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 37 commercial cross-references from 29 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5970-00-144-7573
Primary Part Number43-66-2
Item NameInsulator,plate
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerAccessories for Electronics Inc Dba Afe
StatusCANCELLED
First End Radius0.176 INCHES NOMINAL IN
Fifth Hole Spacing0.100 INCHES NOMINAL IN
Second Hole Diameter0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN
First Side Radius0.381 INCHES NOMINAL IN
Unable to DecodeUNABLE TO DECODE
Third Hole Spacing0.960 INCHES NOMINAL IN
Second Hole Spacing0.380 INCHES NOMINAL IN
Style DesignatorFLAT, DIAMOND
Fourth Hole Spacing0.200 INCHES NOMINAL IN
First Hole Diameter0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN
First Hole Spacing0.176 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
3110-00-156-351010A954699 INTERCHANGEABLE
Bearing,ball,annular
Fwd Seagrave Holdings Lp
3455-00-505-023715429 INTERCHANGEABLE
Cutter,milling,end
Brown & Sharpe, Inc. Div Precision Measuring Instruments, Tesa Usa
3455-00-517-594851-10356 INTERCHANGEABLE
Cutter,milling,end
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5310-01-260-307341784 INTERCHANGEABLE
Washer
Serra Manufacturing Corporation Dba Serra Manufacturing
3120-01-501-097941784 INTERCHANGEABLE
Bearing,sleeve
Moog Inc. Dba Ampac-Isp Corp
Cross-Reference Index
Part NumberManufacturer
481556-1 Raytheon Company (USA)
43-66-2 PRIMARY Accessories for Electronics Inc Dba Afe (USA)
270-001-212 Elettronica Gmbh (DEU)
10246902 Us Army Aviation and Missile Command (USA)
98485-73030 Leonardo Mw Ltd (GBR)
2888239-1 Naval Sea Systems Command (USA)
325006-55 Transico, Inc. Dba Eeco Switch (USA)
SMC1100-4 PRIMARY Serra Manufacturing Corporation Dba Serra Manufacturing (USA)
43-66-2-2MIL IV-Electronic Klaus Vespermann Kg (DEU)
AZ0869199 Rohde & Schwarz Gmbh & Co. Kommanditgesellschaft Dba R & S (DEU)
128-019-0002 Northrop Grumman Systems Corporation (USA)
352-9605-040 Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA)
352-9605-040 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
642AS0979-4 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
502771 Cardion Inc (USA)
43-66-2 IV-Electronic Klaus Vespermann Kg (DEU)
999-4-31382-001 A B Connectors Ltd Div Ab Connectors Ltd (GBR)
85906600-06 General Dynamics Information Systems Inc. Dba General Dynamics Advanced Information Systems (USA)
11738060 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
43-66-2 Thermalloy Co Inc (USA)
Related Parts
3110-00-156-3510INTERCHANGEABLE
BEARING,BALL,ANNULAR
10A954699
3455-00-505-0237INTERCHANGEABLE
CUTTER,MILLING,END
15429
3455-00-517-5948INTERCHANGEABLE
CUTTER,MILLING,END
51-10356
5310-01-260-3073INTERCHANGEABLE
WASHER
41784
3120-01-501-0979INTERCHANGEABLE
BEARING,SLEEVE
41784

Frequently Asked Questions

What is NSN 5970-00-144-7573?

NSN 5970-00-144-7573 is a Insulator,plate, manufactured by Accessories for Electronics Inc Dba Afe, classified under FSC 5970 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5970-00-144-7573?

NSN 5970-00-144-7573 has 37 cross-referenced part numbers: 481556-1 (Raytheon Company), 43-66-2 (Accessories for Electronics Inc Dba Afe), 270-001-212 (Elettronica Gmbh), 10246902 (Us Army Aviation and Missile Command), 98485-73030 (Leonardo Mw Ltd) and 32 more.

What NSN replaces 5970-00-144-7573?

There are 5 known substitutes for 5970-00-144-7573: 3110-00-156-3510, 3455-00-505-0237, 3455-00-517-5948 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43-66-2?

Key specifications for 43-66-2: First End Radius: 0.176 INCHES NOMINAL IN; Fifth Hole Spacing: 0.100 INCHES NOMINAL IN; Second Hole Diameter: 0.052 INCHES MINIMUM AND 0.072 INCHES MAXIMUM IN; First Side Radius: 0.381 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5970-00-144-7573 still in active supply?

NSN 5970-00-144-7573 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.
PartsTable Design LLC · partstable.com