PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BB21BBurnisher,dental

Hu-Friedy Mfg. Co., Llc · NSN 6520-01-390-2629 · FSC 6520 · No Item Name Available
Verified by PartsTable
NSN 6520-01-390-2629 — this item is cataloged by the U.S. Government under National Stock Number 6520-01-390-2629. Primary manufacturer part number: BB21B.
Features
  • Burnisher,dental — FSC 6520
  • Design Type: DOUBLE END
  • Material: STEEL CORROSION RESISTING
  • 9 verified cross-references
  • Primary manufacturer: Hu-Friedy Mfg. Co., Llc
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Burnisher,dental, cataloged under National Stock Number 6520-01-390-2629, is classified within Federal Supply Class 6520 (No Item Name Available) of the Medical, Dental, and Veterinary Equipment group. The primary manufacturer of record is Hu-Friedy Mfg. Co., Llc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN6520-01-390-2629
Primary Part NumberBB21B
Item NameBurnisher,dental
FSC / FSG6520 / 65 — No Item Name Available
ManufacturerHu-Friedy Mfg. Co., Llc
StatusACTIVE
Design TypeDOUBLE END
MaterialSTEEL CORROSION RESISTING
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 12
4310-00-035-751021B INTERCHANGEABLE
Cylinder Sleeve
Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions
5365-00-098-3112220151 INTERCHANGEABLE
Ring,rear Main Bea
Curtiss-Wright Controls, Inc. Div Actuation Division
3110-00-156-5303 INTERCHANGEABLE
Bearing,ball,annular
5940-00-159-0245208060-2 INTERCHANGEABLE
Terminal,stud
Raytheon Company
6250-00-174-89561223 INTERCHANGEABLE
Lampholder
Morse, F W & Company
5975-00-242-4234CF8201 INTERCHANGEABLE
Adapter,electrical Conduit
Egs Electrical Group Appleton Div
5960-00-262-71856716653 INTERCHANGEABLE
Retainer,electron Tube
Allison Transmission Inc Dba Allison Transmission, Inc
6320-00-519-07702-1B INTERCHANGEABLE
Transmitter,ship's Distance
The Dewey Electronics Corporation Div Pitometer Log Division
2805-00-758-218046 004 01 INTERCHANGEABLE
Parts Kit,gasoline Engine
Kohler Co Engine Plant Div
6140-00-984-014330H90 INTERCHANGEABLE
Battery,storage
Teledyne Technologies Incorporated Dba Teledyne Battery Products Div Teledyne Battery Products
Cross-Reference Index
Part NumberManufacturer
BRUNIDOR BB21B MANGO REDONDO Proclinic Sa (ESP)
BB21B Genusxpress Ltd (GBR)
BB21B PRIMARY Hu-Friedy Mfg. Co., Llc (USA)
MINBB21B Henry Schein Limited (GBR)
94-4-1-90 Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia (USA)
0651 Proclinic Sa (ESP)
21B Hu-Friedy Mfg. Co., Llc (USA)
368-3471 Patterson Dental Co (USA)
220151 Kalma Integracion Dental (ESP)
Related Parts
4310-00-035-7510INTERCHANGEABLE
CYLINDER SLEEVE
21B
5365-00-098-3112INTERCHANGEABLE
RING,REAR MAIN BEA
220151
3110-00-156-5303INTERCHANGEABLE
BEARING,BALL,ANNULAR
5940-00-159-0245INTERCHANGEABLE
TERMINAL,STUD
208060-2
6250-00-174-8956INTERCHANGEABLE
LAMPHOLDER
1223
5975-00-242-4234INTERCHANGEABLE
ADAPTER,ELECTRICAL CONDUIT
CF8201
5960-00-262-7185INTERCHANGEABLE
RETAINER,ELECTRON TUBE
6716653
6320-00-519-0770INTERCHANGEABLE
TRANSMITTER,SHIP'S DISTANCE
2-1B
2805-00-758-2180INTERCHANGEABLE
PARTS KIT,GASOLINE ENGINE
46 004 01
6140-00-984-0143INTERCHANGEABLE
BATTERY,STORAGE
30H90
5330-01-152-6090INTERCHANGEABLE
FLINGER
21B
4320-01-211-4093INTERCHANGEABLE
DISK,PUMP

Frequently Asked Questions

What is NSN 6520-01-390-2629?

NSN 6520-01-390-2629 is a Burnisher,dental, manufactured by Hu-Friedy Mfg. Co., Llc, classified under FSC 6520 (No Item Name Available). Status: active.

What are the part numbers for NSN 6520-01-390-2629?

NSN 6520-01-390-2629 has 9 cross-referenced part numbers: BRUNIDOR BB21B MANGO REDONDO (Proclinic Sa), BB21B (Genusxpress Ltd), BB21B (Hu-Friedy Mfg. Co., Llc), MINBB21B (Henry Schein Limited), 94-4-1-90 (Defense Logistics Agency Directorate of Medical Materiel Defense Supply Center Philadelphia) and 4 more.

What NSN replaces 6520-01-390-2629?

There are 12 known substitutes for 6520-01-390-2629: 4310-00-035-7510, 5365-00-098-3112, 3110-00-156-5303 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BB21B?

Key specifications for BB21B: Design Type: DOUBLE END; Material: STEEL CORROSION RESISTING; Special Features: DESIGNED TO CONDENSE, SMOOTH, AND POLISH AMALGAM; Part Name Assigned by Controlling Agency: BURNISHER DEN CRS DOUBLE END F/CONDENSE/SMOOTH/POLISH AMALGAM. 4 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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