PartsTable TECHNICAL DATA SHEET

NSN 6645-01-285-4224Government record, cited

Timer, Interval6645-01-285-4224

NSN 6645-01-285-4224 · NIIN 012854224 · Part number ZEA330

Warner Howard · FSC 6645 — Time Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE U4973

Government record, cited

NSN 6645-01-285-4224 — this item is cataloged by the U.S. Government under National Stock Number 6645-01-285-4224. Manufacturer of record part number: ZEA330.

Also searched as 6645-01-285-4224 · 6645012854224 · NIIN 012854224 · 01-285-4224 · FSC 6645 Time Measuring Instruments · CAGE U4973 · ZEA330 · EA-330

Nearby stock numbers ← 6645-01-284-6533 Timer, Sequential · 6645-01-285-4242 Meter, Time Totalizing →

Features

Timer,interval — FSC 6645
1 manufacturer part number on file
Manufacturer of record: Warner Howard

Identification

NSN: 6645-01-285-4224
NIIN: 012854224
FSC: 6645 — Time Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: ZEA330
Manufacturer: Warner Howard

General Description

The Timer,interval, cataloged under National Stock Number 6645-01-285-4224, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Warner Howard. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Timer,interval
FSC / FSG	6645 — Time Measuring Instruments (FSG 66)
Manufacturers	Warner Howard (CAGE U4973)

Technical Specifications

Parameter	Value
NSN	6645-01-285-4224
Primary Part Number	ZEA330
Item Name	Timer,interval
FSC / FSG	6645 / 66 — Time Measuring Instruments
Manufacturer	Warner Howard
Status	ACTIVE

Lifecycle & Compliance

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

Cross-Reference Index

Part Number	Manufacturer
ZEA330	Warner Howard (GBR)

Reference documents

Reference	Meaning
EA-330	3/9 Design control — primary reference International Dryer Corp

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 6645-01-285-4224?

NSN 6645-01-285-4224 is a Timer,interval, manufactured by Warner Howard, classified under FSC 6645, Time Measuring Instruments. Status: active.

What part numbers are listed for NSN 6645-01-285-4224?

NSN 6645-01-285-4224 has 1 manufacturer part number on file: ZEA330 (Warner Howard).

Is NSN 6645-01-285-4224 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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