The Stone,cylinder Hone, cataloged under National Stock Number 5345-01-700-3544, is classified within Federal Supply Class 5345 (Disks and Stones, Abrasive) of the Hardware and Abrasives group. The manufacturer of record is Brush Research Manufacturing Co Inc. Government technical data includes 2 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5345-01-700-3544 |
| Primary Part Number | BC7M320BC |
| Item Name | Stone,cylinder Hone |
| FSC / FSG | 5345 / 53 — Disks and Stones, Abrasive |
| Manufacturer | Brush Research Manufacturing Co Inc |
| Status | ACTIVE |
| Overall Diameter | 7.0 MILLIMETERS NOMINAL MM |
| Material | CARBON AND CERAMIC |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| BC7M320BC PRIMARY | Brush Research Manufacturing Co Inc (USA) |
| Reference | Meaning |
|---|---|
| 5345PL2144311 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
NSN 5345-01-700-3544 is a Stone,cylinder Hone, manufactured by Brush Research Manufacturing Co Inc, classified under FSC 5345, Disks and Stones, Abrasive. Status: active.
NSN 5345-01-700-3544 has 1 manufacturer part number on file: BC7M320BC (Brush Research Manufacturing Co Inc).
Key specifications for BC7M320BC: Overall Diameter: 7.0 MILLIMETERS NOMINAL MM; Overall Length: 8.0 INCHES NOMINAL IN; Special Features: DESIGNED FOR SURFACE FINISHING, CROSS HOLE DEBURRING IN BRAKE CYLINDERS,WHEEL CYLINDERS, VALVE GUIDES ETC.; 320 GRIT.; Part Name Assigned by Controlling Agency: BARON CARBIDE CYLINDER FLEXIBLE HONE. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.