PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-43431-1Insulator,bushing

Caes Systems Llc · NSN 5970-01-215-3133 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-01-215-3133 — this item is cataloged by the U.S. Government under National Stock Number 5970-01-215-3133. Primary manufacturer part number: A-43431-1.
Features
  • Insulator,bushing — FSC 5970
  • Inside Diameter: 0.051 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
  • Style Designator: CYLINDRICAL
  • Material Document and Classification: MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
  • Outside Diameter: 0.165 INCHES NOMINAL IN
  • End Configuration: BOTH ENDS SQUARED
  • 2 verified cross-references
Applications
  • Applications requiring Plastic Polytetrafluoroethylene Overall construction
General Description

The Insulator,bushing, cataloged under National Stock Number 5970-01-215-3133, 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 Caes Systems Llc. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-01-215-3133
Primary Part NumberA-43431-1
Item NameInsulator,bushing
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerCaes Systems Llc
StatusACTIVE
Inside Diameter0.051 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN
Style DesignatorCYLINDRICAL
Material Document and ClassificationMIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MaterialPLASTIC POLYTETRAFLUOROETHYLENE OVERALL
Outside Diameter0.165 INCHES NOMINAL IN
End ConfigurationBOTH ENDS SQUARED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5998-00-014-236343431 INTERCHANGEABLE
Circuit Card Assembly
L3harris Technologies, Inc. Div Space and Airborne Systems
4730-00-358-3620608465 INTERCHANGEABLE
Strainer Element,sediment
Caterpillar Inc Div Caterpillar Defense
3455-01-113-338343431 INTERCHANGEABLE
Cutter,milling,end
Kennametal Inc. Div Kennametal Industrial Products Group
5950-01-143-3239P27-162-01 INTERCHANGEABLE
Transformer,power
Us Army Aviation and Missile Command
Cross-Reference Index
Part NumberManufacturer
43431 Caes Systems Llc (USA)
A-43431-1 PRIMARY Caes Systems Llc (USA)
Related Parts
5998-00-014-2363INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
43431
4730-00-358-3620INTERCHANGEABLE
STRAINER ELEMENT,SEDIMENT
608465
3455-01-113-3383INTERCHANGEABLE
CUTTER,MILLING,END
43431
5950-01-143-3239INTERCHANGEABLE
TRANSFORMER,POWER
P27-162-01

Frequently Asked Questions

What is NSN 5970-01-215-3133?

NSN 5970-01-215-3133 is a Insulator,bushing, manufactured by Caes Systems Llc, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-01-215-3133?

NSN 5970-01-215-3133 has 2 cross-referenced part numbers: 43431 (Caes Systems Llc), A-43431-1 (Caes Systems Llc).

What NSN replaces 5970-01-215-3133?

There are 4 known substitutes for 5970-01-215-3133: 5998-00-014-2363, 4730-00-358-3620, 3455-01-113-3383 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A-43431-1?

Key specifications for A-43431-1: Inside Diameter: 0.051 INCHES MINIMUM AND 0.054 INCHES MAXIMUM IN; Style Designator: CYLINDRICAL; Material Document and Classification: MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Material: PLASTIC POLYTETRAFLUOROETHYLENE OVERALL. 7 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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