The Spindle,grinding Po, cataloged under National Stock Number 6520-01-421-5563, 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 Whip-Mix Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 6520-01-421-5563 |
| Primary Part Number | PP-21 |
| Item Name | Spindle,grinding Po |
| FSC / FSG | 6520 / 65 — Dental Instruments, Equipment, and Supplies |
| Manufacturer | Whip-Mix Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| PP-21 PRIMARY | Whip-Mix Corp (USA) |
| Reference | Meaning |
|---|---|
| LLH402731 | 5/1 Secondary reference Naval Medical Material Support Command Detachment |
| NAVY 1993 3180 | 5/1 Secondary reference U.S. Government activity |
NSN 6520-01-421-5563 is a Spindle,grinding Po, manufactured by Whip-Mix Corp, classified under FSC 6520, Dental Instruments, Equipment, and Supplies. Status: active.
NSN 6520-01-421-5563 has 1 manufacturer part number on file: PP-21 (Whip-Mix Corp).
Key specifications for PP-21: Part Name Assigned by Controlling Agency: SPINDLE GRINDING PO. 0 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.