The Spark Gap, cataloged under National Stock Number 5985-01-048-5628, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Elcos. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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.
| Parameter | Value |
|---|---|
| NSN | 5985-01-048-5628 |
| Primary Part Number | TG153 |
| Item Name | Spark Gap |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Elcos |
| Status | ACTIVE |
| Overall Diameter | 0.620 INCHES NOMINAL IN |
| Gap Type | NONROTARY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| TG153 | Elcos (BEL) |
| 352250020259 | Thales Nederland (NLD) |
| TG153 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| TG153 | C/1 Advisory reference — outside the item-of-supply concept High Energy Devices, Llc |
| TG153 | 3/9 Design control — primary reference Chicago Miniature Lighting Llc Dba Chicago Miniature Optoelectron |
NSN 5985-01-048-5628 is a Spark Gap, manufactured by Elcos, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-048-5628 has 3 manufacturer part numbers on file: TG153 (Elcos), 352250020259 (Thales Nederland), TG153 (Satair A/s).
Key specifications for TG153: Overall Diameter: 0.620 INCHES NOMINAL IN; Gap Type: NONROTARY; Overall Length: 0.487 INCHES NOMINAL IN. 2 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.
NSN 5985-01-048-5628 has DEMIL Code B. 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.