The Magnet,permanent, cataloged under National Stock Number 5999-00-643-7965, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5999-00-643-7965 |
| Item Name | Magnet,permanent |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| Face Size | 0.750 INCHES DIA IN |
| Shape | U |
| Air Gap Width | 0.635 INCHES IN |
| Surface Treatment | LACQUER |
| Mounting Configuration | FOUR CAPSCREWS 1/4-20 BY 3/4 IN. SPACED 5.500 IN. BY 1.750 IN. MTG CENTERS IN |
| Flux Density | 5575.000 GAUSS NOMINAL |
| Special Markings | MARKED N AND D-164898 |
| Material | ALUMINUM ALLOY |
| Usage Design | USED TO OPERATE MAGNETRON TUBE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Hazardous per DLA record (HMIC Y) |
| Shelf Life Code | 0 |
| Criticality Code | X |
| Unit of Issue | EA |
| Acquisition advice code | J |
| Reference | Meaning |
|---|---|
| ES0652354 | 5/9 Secondary reference Castle Industries Inc. of California Dba M.c. Gill |
| D164898 | 5/9 Secondary reference American Telephone and Telegraph Co |
| D164898 | 5/9 Secondary reference Crucible Materials Corp Magnetics Div |
| 21500D | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-00-643-7965 is a Magnet,permanent, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
Key specifications for 5999-00-643-7965: Overall Height: 6.350 INCHES MINIMUM AND 6.370 INCHES MAXIMUM IN; Face Size: 0.750 INCHES DIA IN; Shape: U; Overall Length: 8.125 INCHES NOMINAL IN. 9 specifications are 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.