PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9B8166Insulator,bushing

Caterpillar Inc Div Caterpillar Defense · NSN 5970-00-496-4638 · FSC 5970 · No Item Name Available
Verified by PartsTable
NSN 5970-00-496-4638 — this item is cataloged by the U.S. Government under National Stock Number 5970-00-496-4638. Primary manufacturer part number: 9B8166.
Features
  • Insulator,bushing — FSC 5970
  • Outside Diameter: 0.938 INCHES NOMINAL IN
  • Shank Outside Diameter: 0.310 INCHES NOMINAL IN
  • Shank Height: 0.062 INCHES NOMINAL IN
  • Style Designator: SHOULDER
  • Material: PLASTIC PHENOL FORMALDEHYDE (PMO) AND COTTON OVERALL
  • Inside Diameter: 0.165 INCHES NOMINAL IN
  • 4 verified cross-references
Applications
  • Applications requiring Plastic Phenol Formaldehyde (pmo) and Cotton Overall construction
General Description

The Insulator,bushing, cataloged under National Stock Number 5970-00-496-4638, 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 Caterpillar Inc Div Caterpillar Defense. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 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
NSN5970-00-496-4638
Primary Part Number9B8166
Item NameInsulator,bushing
FSC / FSG5970 / 59 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Outside Diameter0.938 INCHES NOMINAL IN
Shank Outside Diameter0.310 INCHES NOMINAL IN
Shank Height0.062 INCHES NOMINAL IN
Style DesignatorSHOULDER
MaterialPLASTIC PHENOL FORMALDEHYDE (PMO) AND COTTON OVERALL
Inside Diameter0.165 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5915-00-075-1085 INTERCHANGEABLE
Filter,radio Frequency Interfere
3030-00-262-894732650 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
5330-00-641-375022585 INTERCHANGEABLE
Gasket
L3harris Technologies, Inc. Div Space and Airborne Systems
6625-00-856-8351TS-1691/UPX-14 INTERCHANGEABLE
Test Set,electronic Systems
Joint Electronics Type Designation System
4820-01-426-031333-2604 INTERCHANGEABLE
Gear Operator,valve
Dyna-Torque Inc
Cross-Reference Index
Part NumberManufacturer
H22-585 American Industrial Sales (USA)
22585 American Industrial Sales (USA)
H22585 American Industrial Sales (USA)
9B8166 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
5915-00-075-1085INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
3030-00-262-8947INTERCHANGEABLE
BELT,V
32650
5330-00-641-3750INTERCHANGEABLE
GASKET
22585
6625-00-856-8351INTERCHANGEABLE
TEST SET,ELECTRONIC SYSTEMS
TS-1691/UPX-14
4820-01-426-0313INTERCHANGEABLE
GEAR OPERATOR,VALVE
33-2604

Frequently Asked Questions

What is NSN 5970-00-496-4638?

NSN 5970-00-496-4638 is a Insulator,bushing, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5970 (No Item Name Available). Status: active.

What are the part numbers for NSN 5970-00-496-4638?

NSN 5970-00-496-4638 has 4 cross-referenced part numbers: H22-585 (American Industrial Sales), 22585 (American Industrial Sales), H22585 (American Industrial Sales), 9B8166 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 5970-00-496-4638?

There are 5 known substitutes for 5970-00-496-4638: 5915-00-075-1085, 3030-00-262-8947, 5330-00-641-3750 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9B8166?

Key specifications for 9B8166: Outside Diameter: 0.938 INCHES NOMINAL IN; Shank Outside Diameter: 0.310 INCHES NOMINAL IN; Shank Height: 0.062 INCHES NOMINAL IN; Style Designator: SHOULDER. 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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