The Crystal, cataloged under National Stock Number 6645-00-449-2650, is classified within Federal Supply Class 6645 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Waltham Aircraft Clock Corp. This item has 3 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.
| Item Name | Crystal |
| FSC / FSG | 6645 — No Item Name Available (FSG 66) |
| Manufacturers | Waltham Clock Co Inc (CAGE 79300); Waltham Aircraft Clock Corp (CAGE 0Y4A4) |
| Parameter | Value |
|---|---|
| NSN | 6645-00-449-2650 |
| Primary Part Number | 200855 |
| Item Name | Crystal |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | Waltham Aircraft Clock Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| IN65001829 | Waltham Clock Co Inc (USA) |
| 22289 | Waltham Clock Co Inc (USA) |
| 200855 PRIMARY | Waltham Aircraft Clock Corp (USA) |
NSN 6645-00-449-2650 is a Crystal, manufactured by Waltham Aircraft Clock Corp, classified under FSC 6645 (No Item Name Available). Status: active.
NSN 6645-00-449-2650 has 3 cross-referenced part numbers: IN65001829 (Waltham Clock Co Inc), 22289 (Waltham Clock Co Inc), 200855 (Waltham Aircraft Clock Corp).
There are 6 known substitutes for 6645-00-449-2650: 5305-00-071-1325, 6605-00-180-8858, 3120-00-350-3947 and 3 more. Verify interchangeability with system specifications before substitution.