The Clip,spring,contact, cataloged under National Stock Number 5999-01-121-3729, is classified within Federal Supply Class 5999 (Miscellaneous Electrical and Electronic Components) of the Electrical and Electronic Equipment Components group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5999-01-121-3729 |
| Item Name | Clip,spring,contact |
| FSC / FSG | 5999 / 59 — Miscellaneous Electrical and Electronic Components |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL BERYLLIUM COPPER PER QQ-C-533; FINISH GOLD OVER COPPER FLASH; OD 0.062 IN. NOM; ID 0.034 IN. NOM; THICKNESS 0.010 IN. NOM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 3443-75 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5999-01-121-3729 is a Clip,spring,contact, classified under FSC 5999, Miscellaneous Electrical and Electronic Components. Status: active.
Key specifications for 5999-01-121-3729: General Characteristics Item Description: MATERIAL BERYLLIUM COPPER PER QQ-C-533; FINISH GOLD OVER COPPER FLASH; OD 0.062 IN. NOM; ID 0.034 IN. NOM; THICKNESS 0.010 IN. NOM IN. 1 specification is 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.
NSN 5999-01-121-3729 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.