PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

665744Bur,dental,excavating

Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division · NSN 6520-01-003-2277 · FSC 6520 · No Item Name Available
Verified by PartsTable
NSN 6520-01-003-2277 — this item is cataloged by the U.S. Government under National Stock Number 6520-01-003-2277. Primary manufacturer part number: 665744.
Features
  • Bur,dental,excavating — FSC 6520
  • Material: STEEL SHANK
  • Handpiece Type for Which Designed: FRICTION GRIP
  • Material: TUNGSTEN CARBIDE HEAD
  • Head Size Designation: 558
  • Head Shape: STRAIGHT FISSURE
  • End Shape: ROUND
  • 3 verified cross-references
Applications
  • Applications requiring Steel Shank construction
General Description

The Bur,dental,excavating, cataloged under National Stock Number 6520-01-003-2277, 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 Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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: PG.

Technical Specifications
ParameterValue
NSN6520-01-003-2277
Primary Part Number665744
Item NameBur,dental,excavating
FSC / FSG6520 / 65 — No Item Name Available
ManufacturerDentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division
StatusACTIVE
MaterialSTEEL SHANK
Handpiece Type for Which DesignedFRICTION GRIP
MaterialTUNGSTEN CARBIDE HEAD
Head Size Designation558
Head ShapeSTRAIGHT FISSURE
End ShapeROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssuePG
Verified Substitutes 12
3110-00-144-8663 INTERCHANGEABLE
Bearing,ball,annular
1730-00-238-803415009 INTERCHANGEABLE
Lever,high Reach Tr
Time Manufacturing Company Dba Time Manufacturing Company
5977-00-250-7651 INTERCHANGEABLE
Brush,electrical Contact
5133-00-262-2157 INTERCHANGEABLE
Drill,twist
5320-00-262-7698NAS1500-09 INTERCHANGEABLE
Pin-Rivet
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
2805-00-363-772801008 INTERCHANGEABLE
Guide,valve Stem
Safeguard Powertech Systems
5935-00-390-857015009 INTERCHANGEABLE
Adapter,connector
Lax Electronics, Inc. Dba Automatic Connector Div Automatic Connector
5331-00-599-3036114332-9 INTERCHANGEABLE
O-Ring
Hydro-Aire Aerospace Corp
2520-01-174-92875740222 INTERCHANGEABLE
Gear Assembly,trans
Am General Llc
5331-01-188-307115374 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corporation Dba Racor Division Div Racor Division
Cross-Reference Index
Part NumberManufacturer
15009 Ss White Burs Inc (USA)
665744 PRIMARY Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division (USA)
15009 Ss White Burs Llc (USA)
Related Parts
3110-00-144-8663INTERCHANGEABLE
BEARING,BALL,ANNULAR
1730-00-238-8034INTERCHANGEABLE
LEVER,HIGH REACH TR
15009
5977-00-250-7651INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
5133-00-262-2157INTERCHANGEABLE
DRILL,TWIST
5320-00-262-7698INTERCHANGEABLE
PIN-RIVET
NAS1500-09
2805-00-363-7728INTERCHANGEABLE
GUIDE,VALVE STEM
01008
5935-00-390-8570INTERCHANGEABLE
ADAPTER,CONNECTOR
15009
5331-00-599-3036INTERCHANGEABLE
O-RING
114332-9
2520-01-174-9287INTERCHANGEABLE
GEAR ASSEMBLY,TRANS
5740222
5331-01-188-3071INTERCHANGEABLE
O-RING
15374
5998-01-207-8367INTERCHANGEABLE
PRINTED CIRCUIT BOARD
5330-01-248-6096INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 6520-01-003-2277?

NSN 6520-01-003-2277 is a Bur,dental,excavating, manufactured by Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division, classified under FSC 6520 (No Item Name Available). Status: active.

What are the part numbers for NSN 6520-01-003-2277?

NSN 6520-01-003-2277 has 3 cross-referenced part numbers: 15009 (Ss White Burs Inc), 665744 (Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division), 15009 (Ss White Burs Llc).

What NSN replaces 6520-01-003-2277?

There are 12 known substitutes for 6520-01-003-2277: 3110-00-144-8663, 1730-00-238-8034, 5977-00-250-7651 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 665744?

Key specifications for 665744: Material: STEEL SHANK; Handpiece Type for Which Designed: FRICTION GRIP; Material: TUNGSTEN CARBIDE HEAD; Part Name Assigned by Controlling Agency: BUR DENTAL EXCAVATING ANG HNDPC TUNG CARB HD SZ 558 10S. 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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