The Timer,interval, cataloged under National Stock Number 6645-01-247-4549, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Lockheed Martin Corporation. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-01-247-4549 |
| Primary Part Number | 74004 |
| Item Name | Timer,interval |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation |
| Status | ACTIVE |
| Material | PLASTIC CASE |
| Timer Type | MECHANICAL |
| Control Switch Voltage in Volts | 120.0 OR 240.0 |
| Furnished Items | AUTOMATIC ELECTRIC CIRCUIT CONTROL SWITCH |
| Current Rating | 20.000 AMPERES |
| Mounting Method | PANEL |
| Overall Diameter | 2.562 INCHES NOMINAL IN |
| Switch Type | OFF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6645-01-247-4549 is a Timer,interval, manufactured by Lockheed Martin Corporation, classified under FSC 6645 (No Item Name Available). Status: active.
NSN 6645-01-247-4549 has 5 cross-referenced part numbers: 74004 (Lockheed Martin Corp), 74004 (Rhodes M H Inc), 74004 (Lockheed Martin Corporation), 74004 (Capewell Components Company, Llc Dba M. H. Rhodes Div M. H. Rhodes), 74004 (Capewell Aerial Systems Llc).
There are 7 known substitutes for 6645-01-247-4549: 4820-00-060-3387, 4730-00-186-9961, 5120-00-224-2508 and 4 more. Verify interchangeability with system specifications before substitution.
Key specifications for 74004: Material: PLASTIC CASE; Timer Type: MECHANICAL; Overall Depth: 1.968 INCHES NOMINAL IN; Control Switch Voltage in Volts: 120.0 OR 240.0. 9 total characteristics are documented in the Federal Logistics Information System.