PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BBU300Bushing,electrical Conduit

Egs Electrical Group Appleton Div · NSN 5975-00-816-9621 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-816-9621 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-816-9621. Primary manufacturer part number: BBU300.
Features
  • Bushing,electrical Conduit — FSC 5975
  • Conduit Type Accommodated: RIGID METALLIC THICKWALL SINGLE END
  • Style Designator: RIBBED
  • Item Accommodated Trade Size: 3.000 INCHES SINGLE END IN
  • Material: PLASTIC PHENOL FORMALDEHYDE (PMO)
  • 6 verified cross-references
  • Primary manufacturer: Egs Electrical Group Appleton Div
Applications
  • Applications requiring Plastic Phenol Formaldehyde (pmo) construction
General Description

The Bushing,electrical Conduit, cataloged under National Stock Number 5975-00-816-9621, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Egs Electrical Group Appleton Div. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5975-00-816-9621
Primary Part NumberBBU300
Item NameBushing,electrical Conduit
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerEgs Electrical Group Appleton Div
StatusCANCELLED
Conduit Type AccommodatedRIGID METALLIC THICKWALL SINGLE END
Style DesignatorRIBBED
Item Accommodated Trade Size3.000 INCHES SINGLE END IN
MaterialPLASTIC PHENOL FORMALDEHYDE (PMO)
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
6810-00-146-75151-9680 INTERCHANGEABLE
Sulfuric Acid
Avantor Performance Materials, Inc.
5310-00-189-4395 INTERCHANGEABLE
Nut,plain,slotted,hexagon
5962-00-497-5855A300 INTERCHANGEABLE
Microcircuit,linear
Advanced Analog Inc. Dba International Rectifier
5945-00-553-9611SGMES-PD-143/15 INTERCHANGEABLE
Chopper,electronic
Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)
5961-00-783-5719A300 INTERCHANGEABLE
Semiconductor Device,diode
Mallory Sonalert Products, Inc.
5996-01-055-2197 INTERCHANGEABLE
Amplifier,radio Frequency
6110-01-156-6982 INTERCHANGEABLE
Brake,electric
4940-01-330-7963A300 INTERCHANGEABLE
Degreaser
R and D Kamas Div of Fountain Industries Co
5945-01-345-9461PB8 INTERCHANGEABLE
Mounting Rack,i-O Module
Opto 22
5660-01-449-3680 INTERCHANGEABLE
Tensioner,spring Cl
Cross-Reference Index
Part NumberManufacturer
BBU300 Egs Electrical Group Appleton Div (USA)
PBT8 Efcor Inc
PB8 Efcor Inc
A300 Egs Electric Co Llc (USA)
A300 General Signal Corp O Z/gedney Co Unit (USA)
SM-A-949358-70 Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir (USA)
Related Parts
6810-00-146-7515INTERCHANGEABLE
SULFURIC ACID
1-9680
5310-00-189-4395INTERCHANGEABLE
NUT,PLAIN,SLOTTED,HEXAGON
5962-00-497-5855INTERCHANGEABLE
MICROCIRCUIT,LINEAR
A300
5945-00-553-9611INTERCHANGEABLE
CHOPPER,ELECTRONIC
SGMES-PD-143/15
5961-00-783-5719INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
A300
5996-01-055-2197INTERCHANGEABLE
AMPLIFIER,RADIO FREQUENCY
6110-01-156-6982INTERCHANGEABLE
BRAKE,ELECTRIC
4940-01-330-7963INTERCHANGEABLE
DEGREASER
A300
5945-01-345-9461INTERCHANGEABLE
MOUNTING RACK,I-O MODULE
PB8
5660-01-449-3680INTERCHANGEABLE
TENSIONER,SPRING CL
4720-01-562-9382INTERCHANGEABLE
HOSE,NONMETALLIC
PB-8
6530-01-600-4388INTERCHANGEABLE
BAG,STERILIZATION
PB8

Frequently Asked Questions

What is NSN 5975-00-816-9621?

NSN 5975-00-816-9621 is a Bushing,electrical Conduit, manufactured by Egs Electrical Group Appleton Div, classified under FSC 5975 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5975-00-816-9621?

NSN 5975-00-816-9621 has 6 cross-referenced part numbers: BBU300 (Egs Electrical Group Appleton Div), PBT8 (Efcor Inc), PB8 (Efcor Inc), A300 (Egs Electric Co Llc), A300 (General Signal Corp O Z/gedney Co Unit) and 1 more.

What NSN replaces 5975-00-816-9621?

There are 12 known substitutes for 5975-00-816-9621: 6810-00-146-7515, 5310-00-189-4395, 5962-00-497-5855 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BBU300?

Key specifications for BBU300: Conduit Type Accommodated: RIGID METALLIC THICKWALL SINGLE END; Style Designator: RIBBED; Item Accommodated Trade Size: 3.000 INCHES SINGLE END IN; Material: PLASTIC PHENOL FORMALDEHYDE (PMO). 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5975-00-816-9621 still in active supply?

NSN 5975-00-816-9621 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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