Meter, Time Totalizing6645-01-441-4456

NSN 6645-01-441-4456 · NIIN 014414456

FSC 6645 — Time Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment

Government record, cited

Also searched as 6645-01-441-4456 · 6645014414456 · NIIN 014414456 · 01-441-4456 · FSC 6645 Time Measuring Instruments

Nearby stock numbers ← 6645-01-441-3887 Timer, Interval · 6645-01-442-0466 Meter, Time Totalizing →

Features

Meter,time Totalizing — FSC 6645
Body Diameter: 0.675 INCHES NOMINAL IN
Indicator Type: DRUM REGISTER
Terminal Quantity: 2
Movement Type: ELECTRICAL
Current Type: DC
Terminal Type: SOLDER
Mounting Method: SEMIFLUSH

Identification

NSN: 6645-01-441-4456
NIIN: 014414456
FSC: 6645 — Time Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment

General Description

The Meter,time Totalizing, cataloged under National Stock Number 6645-01-441-4456, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	6645-01-441-4456
Item Name	Meter,time Totalizing
FSC / FSG	6645 / 66 — Time Measuring Instruments
Status	ACTIVE
Body Diameter	0.675 INCHES NOMINAL IN
Indicator Type	DRUM REGISTER
Terminal Quantity	2
Movement Type	ELECTRICAL
Current Type	DC
Terminal Type	SOLDER
Mounting Method	SEMIFLUSH
Smallest Increment Indicated	1.00
Maximum Measurement	9999.00
Hermetic Protection	PROVIDED
Body Length	2.000 INCHES MINIMUM AND 2.062 INCHES MAXIMUM IN
Mounting Flange Width	1.312 INCHES NOMINAL IN
Unit Type	MOUNTED
Reset Feature	NOT PROVIDED
Flange Height	0.875 INCHES NOMINAL IN
Material	ALUMINUM OR STEEL CASE
Mounting Type	FLANGE
Voltage Rating	23.0 VOLTS MINIMUM AND 29.0 VOLTS MAXIMUM
Measurement Unit	HOURS

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
K19783-G2	3/9 Design control — primary reference U.S. Government activity

No interchangeability data on file.

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 6645-01-441-4456?

NSN 6645-01-441-4456 is a Meter,time Totalizing, classified under FSC 6645, Time Measuring Instruments. Status: active.

What are the specifications of 6645-01-441-4456?

Key specifications for 6645-01-441-4456: Body Diameter: 0.675 INCHES NOMINAL IN; Indicator Type: DRUM REGISTER; Terminal Quantity: 2; Movement Type: ELECTRICAL. 19 specifications are documented in the U.S. Government catalog.

Is NSN 6645-01-441-4456 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.

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