The Bonding Agent,dentin Primer, cataloged under National Stock Number 6520-01-374-2256, is classified within Federal Supply Class 6520 (Dental Instruments, Equipment, and Supplies) of the Medical, Dental, and Veterinary Equipment group. The manufacturer of record is Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: BT.
| Parameter | Value |
|---|---|
| NSN | 6520-01-374-2256 |
| Primary Part Number | 634255 |
| Item Name | Bonding Agent,dentin Primer |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Manufacturer | Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division |
| Status | ACTIVE |
| General Characteristics Item Description | 6 ML; REFILL FOR RESTORATIVE KIT,DENTAL 6520-01-374-2255; FOR USE IN BONDING RESINS TO TEETH |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Criticality Code | X |
| Unit of Issue | BT |
| Part Number | Manufacturer |
|---|---|
| 634255 PRIMARY | Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division (USA) |
NSN 6520-01-374-2256 is a Bonding Agent,dentin Primer, manufactured by Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division, classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
NSN 6520-01-374-2256 has 1 manufacturer part number on file: 634255 (Dentsply Sirona Inc. Dba Dentsply Caulk Div Caulk Division).
1 possible match (shared part number, not a government interchangeability claim): 6750-01-427-5852. Verify interchangeability with system specifications before substitution.
Key specifications for 634255: General Characteristics Item Description: 6 ML; REFILL FOR RESTORATIVE KIT,DENTAL 6520-01-374-2255; FOR USE IN BONDING RESINS TO TEETH; Part Name Assigned by Controlling Agency: BONDING AGENT DENTIN PRIMER 6ML REFILL F/RESTORATION KIT DENTAL. 1 specification is documented in the U.S. Government catalog.
Hazardous per DLA record (HMIC Y). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.