NSN 6645-01-130-4963 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-130-4963. Manufacturer of record part number: 77A2401.
Also searched as6645-01-130-4963 ·
6645011304963 ·
NIIN 011304963 ·
01-130-4963 ·
FSC 6645 Time Measuring Instruments · CAGE 35724 · 77A2401
Nearby stock numbers← 6645-01-130-4450
·
6645-01-130-5581 Time Standard →
Features
Timer,interval — FSC 6645
Frequency in Hertz: 50.0 OR 60.0
Current Type: AC
Voltage in Volts: 20.0 OR 30.0
Timer Type: ELECTRICAL
1 manufacturer part number on file
Manufacturer of record: Lennox Industries Inc
Identification
NSN: 6645-01-130-4963
NIIN: 011304963
FSC: 6645 — Time Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 77A2401
Manufacturer: Lennox Industries Inc
General Description
The Timer,interval, cataloged under National Stock Number 6645-01-130-4963, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Lennox Industries Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 6645 — Time Measuring Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6645-00-001-1256
6645-00-001-1256 · Item name not on file
6645-00-001-4498
6645-00-001-4498 · Item name not on file
6645-00-001-4584
6645-00-001-4584 · Item name not on file
6645-00-001-9400
METER,TIME TOTALIZING
6645-00-003-0327
6645-00-003-0327 · Item name not on file
6645-00-003-0328
6645-00-003-0328 · Item name not on file
6645-00-003-0337
6645-00-003-0337 · Item name not on file
6645-00-003-0338
METER,TIME TOTALIZING
Frequently Asked Questions
What is NSN 6645-01-130-4963?
NSN 6645-01-130-4963 is a Timer,interval, manufactured by Lennox Industries Inc, classified under FSC 6645, Time Measuring Instruments. Status: active.
What part numbers are listed for NSN 6645-01-130-4963?
NSN 6645-01-130-4963 has 1 manufacturer part number on file: 77A2401 (Lennox Industries Inc).
What are the specifications of 77A2401?
Key specifications for 77A2401: Overall Height: 2.625 INCHES MAXIMUM IN; Frequency in Hertz: 50.0 OR 60.0; Current Type: AC; Voltage in Volts: 20.0 OR 30.0. 4 specifications are documented in the U.S. Government catalog.
Is NSN 6645-01-130-4963 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.