The Meter,time Totalizing, cataloged under National Stock Number 6645-00-880-4893, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hamilton Watch Co Inc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 44 commercial cross-references from 22 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 6645-00-880-4893 |
| Primary Part Number | 56048 |
| Item Name | Meter,time Totalizing |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | Hamilton Watch Co Inc |
| Status | CANCELLED |
| Terminal Type | SOLDER LUG OR STUD |
| Movement Type | ELECTRICAL |
| Mounting Configuration | THREE 0.150 IN. DIA MTG HOLES ON 1.580 IN. RADIUS SPACED 120 DEG APART IN |
| Hermetic Protection | NOT PROVIDED |
| Electrical Movement Type | SYNCHRONOUS MOTOR |
| Operating Frequency | 60.0 HERTZ NOMINAL |
| Marking Color | WHITE NUMERALS FOR HOURS,BLACK NUMERALS FOR TENTHS |
| Measurement Unit | HOURS |
| Unit Type | MOUNTED |
| Background Color | BLACK BACKGROUND ON HR WHEELS,WHITE BACKGROUND ON TENTHS WHEEL |
| Maximum Measurement | 99999.90 |
| Mounting Method | FLUSH |
| Voltage Rating | 120.0 VOLTS NOMINAL |
| Smallest Increment Indicated | 0.10 |
| Nondefinitive Spec/std Data | B GRADE AND 2 TYPE |
| Mounting Flange Diameter | 3.500 INCHES MAXIMUM IN |
| Body Depth | 3.000 INCHES MAXIMUM IN |
| Indicator Type | DRUM REGISTER |
| Reset Feature | NOT PROVIDED |
| Mounting Type | PANEL |
| Body Diameter | 2.625 INCHES MAXIMUM IN |
| Terminal Quantity | 2 |
| Current Type | AC |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 56048 | Hamilton Watch Co Inc (USA) |
| 635ES100AA0008A | Cramer Co Division of Chestnut Group Inc (USA) |
| 2437026-1 | Cosmodyne, Llc Dba Cosmodyne Llc (USA) |
| 235503 | Raytheon Technical Services Company (USA) |
| 56017-2-02 | Maxima Technologies & Systems Llc (USA) |
| MIL-M-3971 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M595-120VAC60CPS | Maxima Technologies & Systems Llc (USA) |
| M595S120VAC60CPS | Hamilton Watch Co Inc (USA) |
| MI1932 | Hobbs Corp (USA) |
| 105018 | Teledyne Electronics Teledyne Industries Inc Sub of Teledyne Inc (USA) |
| EZ21H | Cramer Co Division of Chestnut Group Inc (USA) |
| M595S120VAC60CPS | Maxima Technologies & Systems Llc (USA) |
| 59S6 | Cramer Co Division of Chestnut Group Inc (USA) |
| MIL-DTL-3971 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| MS16971-2 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 940250-1 | Raytheon Company Dba Raytheon (USA) |
| 7712495P2 | Lockheed Martin Corporation Div Rms (USA) |
| 56049 | Maxima Technologies & Systems Llc (USA) |
| 56821 | Cramer Co Division of Chestnut Group Inc (USA) |
| B12549 | Vdo Control Systems Inc (USA) |
NSN 6645-00-880-4893 is a Meter,time Totalizing, manufactured by Hamilton Watch Co Inc, classified under FSC 6645 (No Item Name Available). Status: cancelled.
NSN 6645-00-880-4893 has 44 cross-referenced part numbers: 56048 (Hamilton Watch Co Inc), 635ES100AA0008A (Cramer Co Division of Chestnut Group Inc), 2437026-1 (Cosmodyne, Llc Dba Cosmodyne Llc), 235503 (Raytheon Technical Services Company), 56017-2-02 (Maxima Technologies & Systems Llc) and 39 more.
There are 12 known substitutes for 6645-00-880-4893: 6645-00-089-8842, 5670-00-113-0496, 6645-00-151-5280 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 56048: Terminal Type: SOLDER LUG OR STUD; Movement Type: ELECTRICAL; Mounting Configuration: THREE 0.150 IN. DIA MTG HOLES ON 1.580 IN. RADIUS SPACED 120 DEG APART IN; Hermetic Protection: NOT PROVIDED. 23 total characteristics are documented in the Federal Logistics Information System.
NSN 6645-00-880-4893 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.