The Meter,time Totalizing, cataloged under National Stock Number 6645-00-454-0930, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Curtis Instruments, Inc. Dba Curtis Pmc Division. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6645-00-454-0930 |
| Primary Part Number | 620-NT |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | Curtis Instruments, Inc. Dba Curtis Pmc Division |
| Status | ACTIVE |
| Scale Range | +0.0 TO 5000.0 HOUR |
| Scale Smallest Increment | 250.00 HOURS |
| Movement Type | ELECTROCHEMICAL |
| Body Depth | 0.200 INCHES NOMINAL IN |
| Mounting Configuration | TWO 0.125 IN. DIA COUNTERSUNK MTG HOLES SPACED 1.219 IN. C TO C IN |
| Unit Type | MOUNTED |
| Inscription Background Color | BLACK |
| Voltage Rating | 28.0 VOLTS NOMINAL |
| Mounting Method | FLUSH |
| Flange Height | 1.440 INCHES NOMINAL IN |
| Inscription Color | WHITE |
| Hermetic Protection | NOT PROVIDED |
| Reset Feature | NOT PROVIDED |
| Indicator Type | SCALE |
| Current Type | DC |
| Mounting Flange Width | 0.360 INCHES NOMINAL IN |
| Body Width | 0.300 INCHES NOMINAL IN |
| Mounting Type | PANEL |
| Body Length | 1.010 INCHES NOMINAL IN |
| Terminal Quantity | 2 |
| Terminal Type | SOLDER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 620-NT | Curtis Instruments, Inc. Dba Curtis Pmc Division (USA) |
| MS90386-8H | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 6645-00-454-0930 is a Meter,time Totalizing, manufactured by Curtis Instruments, Inc. Dba Curtis Pmc Division, classified under FSC 6645 (No Item Name Available). Status: active.
NSN 6645-00-454-0930 has 2 cross-referenced part numbers: 620-NT (Curtis Instruments, Inc. Dba Curtis Pmc Division), MS90386-8H (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 6 known substitutes for 6645-00-454-0930: 6645-00-092-5091, 6645-00-421-5287, 6645-00-442-0475 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 620-NT: Scale Range: +0.0 TO 5000.0 HOUR; Scale Smallest Increment: 250.00 HOURS; Movement Type: ELECTROCHEMICAL; Body Depth: 0.200 INCHES NOMINAL IN. 21 total characteristics are documented in the Federal Logistics Information System.