PartsTable TECHNICAL DATA SHEET
NSN 5345-01-444-7720Government record, cited

Stone, Cylinder Hone5345-01-444-7720

NSN 5345-01-444-7720 · NIIN 014447720
FSC 5345 — Disks and Stones, Abrasive · FSG 53 — Hardware and Abrasives
Government record, cited
Also searched as  5345-01-444-7720 · 5345014447720 · NIIN 014447720 · 01-444-7720 · FSC 5345 Disks and Stones, Abrasive
Nearby stock numbers  ·
Features
  • Stone,cylinder Hone — FSC 5345
  • Overall Diameter: 6.4 MILLIMETERS NOMINAL MM
  • General Characteristics Item Description: GRIT SIZE 240; 5 PER PACKAGE
  • Material: SILICON CARBIDE
Identification
  • NSN: 5345-01-444-7720
  • NIIN: 014447720
  • FSC: 5345 — Disks and Stones, Abrasive
  • FSG: 53 — Hardware and Abrasives
General Description

The Stone,cylinder Hone, cataloged under National Stock Number 5345-01-444-7720, is classified within Federal Supply Class 5345 (Disks and Stones, Abrasive) of the Hardware and Abrasives group. Government technical data includes 3 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5345-01-444-7720
Item NameStone,cylinder Hone
FSC / FSG5345 / 53 — Disks and Stones, Abrasive
StatusACTIVE
Overall Diameter6.4 MILLIMETERS NOMINAL MM
General Characteristics Item DescriptionGRIT SIZE 240; 5 PER PACKAGE
MaterialSILICON CARBIDE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
ReferenceMeaning
BC6.4MM-240SC 3/1 Design control — primary reference
Brush Research Manufacturing Co Inc
No interchangeability data on file.
Other items in FSC 5345 — Disks and Stones, Abrasive
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5345-00-009-1971
5345-00-009-1971 · Item name not on file
5345-00-009-1972
5345-00-009-1972 · Item name not on file
5345-00-009-1975
5345-00-009-1975 · Item name not on file
5345-00-009-3739
5345-00-009-3739 · Item name not on file
5345-00-009-3741
5345-00-009-3741 · Item name not on file
5345-00-009-5322
5345-00-009-5322 · Item name not on file
5345-00-010-0216
5345-00-010-0216 · Item name not on file
5345-00-011-2163
5345-00-011-2163 · Item name not on file

Frequently Asked Questions

What is NSN 5345-01-444-7720?

NSN 5345-01-444-7720 is a Stone,cylinder Hone, classified under FSC 5345, Disks and Stones, Abrasive. Status: active.

What are the specifications of 5345-01-444-7720?

Key specifications for 5345-01-444-7720: Overall Diameter: 6.4 MILLIMETERS NOMINAL MM; General Characteristics Item Description: GRIT SIZE 240; 5 PER PACKAGE; Overall Length: 8.000 INCHES NOMINAL IN; Material: SILICON CARBIDE. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5345-01-444-7720 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

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.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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