The Wheel Assembly, cataloged under National Stock Number 6645-00-163-0761, 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 Chelsea Clock Llc. Government technical data includes 1 verified specification, 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 | 6645-00-163-0761 |
| Primary Part Number | 7377 |
| Item Name | Wheel Assembly |
| FSC / FSG | 6645 / 66 — No Item Name Available |
| Manufacturer | The Chelsea Clock Llc |
| Status | ACTIVE |
| General Characteristics Item Description | BRASS; 1.500 IN. NOM DIA IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 49-5B87-18 | Naval Observatory (USA) |
| 7377 PRIMARY | The Chelsea Clock Llc (USA) |
NSN 6645-00-163-0761 is a Wheel Assembly, manufactured by The Chelsea Clock Llc, classified under FSC 6645 (No Item Name Available). Status: active.
NSN 6645-00-163-0761 has 2 cross-referenced part numbers: 49-5B87-18 (Naval Observatory), 7377 (The Chelsea Clock Llc).
There are 6 known substitutes for 6645-00-163-0761: 5950-00-061-7001, 5815-00-125-4907, 6505-00-221-3166 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7377: General Characteristics Item Description: BRASS; 1.500 IN. NOM DIA IN. 1 total characteristics are documented in the Federal Logistics Information System.