The Hammer Assembly,upp, cataloged under National Stock Number 6645-00-535-4377, 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 | Hammer Assembly,upp |
| FSC / FSG | 6645 — No Item Name Available (FSG 66) |
| Manufacturers | Waltham Aircraft Clock Corp (CAGE 0Y4A4); Waltham Clock Co Inc (CAGE 79300) |
| Parameter | Value |
|---|---|
| NSN | 6645-00-535-4377 |
| Primary Part Number | 22301056 |
| Item Name | Hammer Assembly,upp |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | Waltham Aircraft Clock Corp |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 6645-00-535-4377 is a Hammer Assembly,upp, manufactured by Waltham Aircraft Clock Corp, classified under FSC 6645 (No Item Name Available). Status: active.
NSN 6645-00-535-4377 has 3 cross-referenced part numbers: 22301056 (Waltham Aircraft Clock Corp), 23038 (Waltham Clock Co Inc), 22301056 (Waltham Clock Co Inc).
There are 6 known substitutes for 6645-00-535-4377: 5136-00-239-2767, 1650-00-868-6606, 3110-00-970-3906 and 3 more. Verify interchangeability with system specifications before substitution.