PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

L-40Crown,dental,temporary

3m Company Div 3m Espe Div. · NSN 6520-01-260-2678 · FSC 6520 · No Item Name Available
Verified by PartsTable
NSN 6520-01-260-2678 — this item is cataloged by the U.S. Government under National Stock Number 6520-01-260-2678. Primary manufacturer part number: L-40.
Features
  • Crown,dental,temporary — FSC 6520
  • Material: SILVER AND TIN
  • Tooth Configuration: BICUSPID
  • Criticality Code Justification: FEAT
  • 4 verified cross-references
  • Primary manufacturer: 3m Company Div 3m Espe Div.
Applications
  • Applications requiring Silver and Tin construction
General Description

The Crown,dental,temporary, cataloged under National Stock Number 6520-01-260-2678, 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 3m Company Div 3m Espe Div.. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: PG.

Technical Specifications
ParameterValue
NSN6520-01-260-2678
Primary Part NumberL-40
Item NameCrown,dental,temporary
FSC / FSG6520 / 65 — No Item Name Available
Manufacturer3m Company Div 3m Espe Div.
StatusACTIVE
MaterialSILVER AND TIN
Tooth ConfigurationBICUSPID
Criticality Code JustificationFEAT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssuePG
Verified Substitutes 8
6240-00-019-3146 INTERCHANGEABLE
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5910-00-120-106521A35391 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
General Dynamics Mission Systems, Inc. Dba Gdms
3110-00-155-8996 INTERCHANGEABLE
Bearing,ball,annular
3110-00-157-37266406FX INTERCHANGEABLE
Bearing,ball,thrust
Oshkosh Defense Llc
6135-00-985-7845003-360013R00 INTERCHANGEABLE
Battery,nonrechargeable
Insitu, Inc.
6115-01-509-4613L40 INTERCHANGEABLE
Generator,alternating Current
B & C Specialty Products Inc.
9150-01-555-3598 INTERCHANGEABLE
Lubricating Oil,engine
9150-01-599-6925L40 INTERCHANGEABLE
Lubricating Oil,engine
Dla Energy Dba Dla Energy
Cross-Reference Index
Part NumberManufacturer
777-7939 Schein Henry Inc (USA)
L-40 3m Company Div Health Care Business (USA)
777-7939 Henry Schein, Inc. (USA)
L-40 PRIMARY 3m Company Div 3m Espe Div. (USA)
Related Parts
6240-00-019-3146INTERCHANGEABLE
LAMP,INCANDESCENT
5910-00-120-1065INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
21A35391
3110-00-155-8996INTERCHANGEABLE
BEARING,BALL,ANNULAR
3110-00-157-3726INTERCHANGEABLE
BEARING,BALL,THRUST
6406FX
6135-00-985-7845INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
003-360013R00
6115-01-509-4613INTERCHANGEABLE
GENERATOR,ALTERNATING CURRENT
L40
9150-01-555-3598INTERCHANGEABLE
LUBRICATING OIL,ENGINE
9150-01-599-6925INTERCHANGEABLE
LUBRICATING OIL,ENGINE
L40

Frequently Asked Questions

What is NSN 6520-01-260-2678?

NSN 6520-01-260-2678 is a Crown,dental,temporary, manufactured by 3m Company Div 3m Espe Div., classified under FSC 6520 (No Item Name Available). Status: active.

What are the part numbers for NSN 6520-01-260-2678?

NSN 6520-01-260-2678 has 4 cross-referenced part numbers: 777-7939 (Schein Henry Inc), L-40 (3m Company Div Health Care Business), 777-7939 (Henry Schein, Inc.), L-40 (3m Company Div 3m Espe Div.).

What NSN replaces 6520-01-260-2678?

There are 8 known substitutes for 6520-01-260-2678: 6240-00-019-3146, 5910-00-120-1065, 3110-00-155-8996 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of L-40?

Key specifications for L-40: Material: SILVER AND TIN; Part Name Assigned by Controlling Agency: CROWN DENTAL TEMPORARY SILV &TIN LOWER RIGHT FIRST BICUSPID 5S; Special Features: REPLACEMENT CROWNS LOWER RIGHT FIRST BICUSPID; Tooth Configuration: BICUSPID. 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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