PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43-02-75Insulator,washer

Accessories for Electronics Inc Dba Afe · NSN 5970-00-139-5132 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-139-5132 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-139-5132. Primary manufacturer part number: 43-02-75.
Features
  • Insulator,washer — FSC 5970
  • Identification Code Color: AMBER
  • Outside Diameter: 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN
  • Style Designator: ROUND, FLAT
  • Inside Diameter: 0.771 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN
  • 10 verified cross-references
  • Primary manufacturer: Accessories for Electronics Inc Dba Afe
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Insulator,washer, cataloged under National Stock Number 5970-00-139-5132, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5970-00-139-5132
Primary Part Number43-02-75
Item NameInsulator,washer
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerAccessories for Electronics Inc Dba Afe
StatusACTIVE
Identification Code ColorAMBER
Outside Diameter1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN
Style DesignatorROUND, FLAT
Inside Diameter0.771 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5331-00-062-1249430275 INTERCHANGEABLE
O-Ring
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
2810-00-098-2659430275 INTERCHANGEABLE
Tube Assy
Curtiss-Wright Controls, Inc. Div Actuation Division
5970-00-133-4840 INTERCHANGEABLE
Insulator,washer
5970-00-177-334443-03-2 INTERCHANGEABLE
Insulator,plate
Accessories for Electronics Inc Dba Afe
4530-00-890-2494 INTERCHANGEABLE
Pilot,burner Top
Cross-Reference Index
Part NumberManufacturer
107798-4 Raytheon Company (USA)
43-02-75 Thermalloy Co Inc (USA)
G57PA The Boeing Company Div Defense (USA)
3180099-37 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
G57PA004 The Boeing Company Div Defense (USA)
43-02-75 PRIMARY Accessories for Electronics Inc Dba Afe (USA)
T511005537 Lockheed Martin Librascope Corporation (USA)
43-02-75-5 MIL Thermalloy Co Inc (USA)
G57PA Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co (USA)
G57PA004 Mcdonnell Douglas Corp Mcdonnell Douglas Electronic Systems Co (USA)
Related Parts
5331-00-062-1249INTERCHANGEABLE
O-RING
430275
2810-00-098-2659INTERCHANGEABLE
TUBE ASSY
430275
5970-00-133-4840INTERCHANGEABLE
INSULATOR,WASHER
5970-00-177-3344INTERCHANGEABLE
INSULATOR,PLATE
43-03-2
4530-00-890-2494INTERCHANGEABLE
PILOT,BURNER TOP

Frequently Asked Questions

What is NSN 5970-00-139-5132?

NSN 5970-00-139-5132 is a Insulator,washer, manufactured by Accessories for Electronics Inc Dba Afe, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-139-5132?

NSN 5970-00-139-5132 has 10 cross-referenced part numbers: 107798-4 (Raytheon Company), 43-02-75 (Thermalloy Co Inc), G57PA (The Boeing Company Div Defense), 3180099-37 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), G57PA004 (The Boeing Company Div Defense) and 5 more.

What NSN replaces 5970-00-139-5132?

There are 5 known substitutes for 5970-00-139-5132: 5331-00-062-1249, 2810-00-098-2659, 5970-00-133-4840 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 43-02-75?

Key specifications for 43-02-75: Identification Code Color: AMBER; Outside Diameter: 1.610 INCHES MINIMUM AND 1.640 INCHES MAXIMUM IN; Style Designator: ROUND, FLAT; Inside Diameter: 0.771 INCHES MINIMUM AND 0.791 INCHES MAXIMUM IN. 5 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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