The Cartridge,impulse, cataloged under National Stock Number 1377-01-493-7463, is classified within Federal Supply Class 1377 (Cartridge and Propellant Actuated Devices and Components) of the Ammunition and Explosives group. The manufacturer of record is Quantic Industries, Inc. Dba Quantic-Holex. Government technical data includes 15 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1377-01-493-7463 |
| Primary Part Number | 18664-1 |
| Item Name | Cartridge,impulse |
| FSC / FSG | 1377 / 13 — Cartridge and Propellant Actuated Devices and Components |
| Manufacturer | Quantic Industries, Inc. Dba Quantic-Holex |
| Status | ACTIVE |
| Wrenching Facility | INCLUDED |
| Body Diameter | 0.750 INCHES NOMINAL IN |
| Width Across Flats | 0.750 INCHES NOMINAL IN |
| Case Threaded Electrical Connection | NOT INCLUDED |
| Terminal Type | CONTACT PIN |
| Detonation Initiation Method | ELECTRIC |
| Case Mounting Thread | INCLUDED |
| Integral Cutting Punch | NOT INCLUDED |
| Color Coded Feature | NOT INCLUDED |
| Thread Size | 0.500-20 |
| Rim | NOT INCLUDED |
| Thread Class | 2A A |
| Material | STEEL CORROSION RESISTING CASE |
| Mounting Thread Series | UNF |
| Current Rating in Amps | 4.5 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL G — Ammunition & Explosives |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 18664-1 PRIMARY | Quantic Industries, Inc. Dba Quantic-Holex (USA) |
NSN 1377-01-493-7463 is a Cartridge,impulse, manufactured by Quantic Industries, Inc. Dba Quantic-Holex, classified under FSC 1377, Cartridge and Propellant Actuated Devices and Components. Status: active.
NSN 1377-01-493-7463 has 1 manufacturer part number on file: 18664-1 (Quantic Industries, Inc. Dba Quantic-Holex).
Key specifications for 18664-1: Wrenching Facility: INCLUDED; Body Diameter: 0.750 INCHES NOMINAL IN; Width Across Flats: 0.750 INCHES NOMINAL IN; Case Threaded Electrical Connection: NOT INCLUDED. 15 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.
NSN 1377-01-493-7463 has DEMIL Code G. 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.