The Meter,time Totalizing, cataloged under National Stock Number 6645-00-496-9720, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is The Fredericks Company, Inc. Div Televac. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6645-00-496-9720 |
| Primary Part Number | T500-17 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | The Fredericks Company, Inc. Div Televac |
| Status | CANCELLED |
| Mounting Flange Width | 0.360 INCHES NOMINAL IN |
| Reset Feature | NOT PROVIDED |
| Voltage Rating | 28.0 VOLTS NOMINAL |
| Movement Type | ELECTROCHEMICAL |
| Scale Range | +0.0 TO 1000.0 HOUR |
| Mounting Method | FLUSH |
| Hermetic Protection | NOT PROVIDED |
| Inscription Background Color | BLACK |
| Flange Height | 1.440 INCHES NOMINAL IN |
| Body Depth | 0.200 INCHES NOMINAL IN |
| Scale Smallest Increment | 50.00 HOURS |
| Inscription Color | WHITE |
| Unit Type | MOUNTED |
| Mounting Configuration | TWO 0.125 IN. DIA MTG HOLES SPACED 1.219 IN. C TO C IN |
| Indicator Type | SCALE |
| Body Length | 1.010 INCHES NOMINAL IN |
| Body Width | 0.300 INCHES NOMINAL IN |
| Terminal Quantity | 2 |
| Mounting Type | PANEL |
| Current Type | DC |
| Terminal Type | SOLDER |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| T500-17 | The Fredericks Company, Inc. Div Televac (USA) |
| 1214-734-22 | Bae Systems Information and Electronic Systems Integration Inc. (USA) |
| 620-NT | Curtis Instruments, Inc. Dba Curtis Pmc Division (USA) |
| MS90386-4 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 6645-00-496-9720 is a Meter,time Totalizing, manufactured by The Fredericks Company, Inc. Div Televac, classified under FSC 6645 (No Item Name Available). Status: cancelled.
NSN 6645-00-496-9720 has 4 cross-referenced part numbers: T500-17 (The Fredericks Company, Inc. Div Televac), 1214-734-22 (Bae Systems Information and Electronic Systems Integration Inc.), 620-NT (Curtis Instruments, Inc. Dba Curtis Pmc Division), MS90386-4 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There are 6 known substitutes for 6645-00-496-9720: 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 T500-17: Mounting Flange Width: 0.360 INCHES NOMINAL IN; Reset Feature: NOT PROVIDED; Voltage Rating: 28.0 VOLTS NOMINAL; Movement Type: ELECTROCHEMICAL. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 6645-00-496-9720 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.