PartsTable TECHNICAL DATA SHEET

NSN 6645-00-972-5239Government record, cited

Timer, Sequential6645-00-972-5239

NSN 6645-00-972-5239 · NIIN 009725239 · Part number 9993754

Us Army Aviation and Missile Command · FSC 6645 — Time Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 18876

Government record, cited

NSN 6645-00-972-5239 — this item is cataloged by the U.S. Government under National Stock Number 6645-00-972-5239. Manufacturer of record part number: 9993754.

Also searched as 6645-00-972-5239 · 6645009725239 · NIIN 009725239 · 00-972-5239 · FSC 6645 Time Measuring Instruments · CAGE 18876 · 9993754

Nearby stock numbers ← 6645-00-972-4057 · 6645-00-972-6626 →

Features

Timer,sequential — FSC 6645
1 manufacturer part number on file
Manufacturer of record: Us Army Aviation and Missile Command

Identification

NSN: 6645-00-972-5239
NIIN: 009725239
FSC: 6645 — Time Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 9993754
Manufacturer: Us Army Aviation and Missile Command

General Description

The Timer,sequential, cataloged under National Stock Number 6645-00-972-5239, is classified within Federal Supply Class 6645 (Time Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Us Army Aviation and Missile Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Catalog Facts

Item Name	Timer,sequential
FSC / FSG	6645 — Time Measuring Instruments (FSG 66)
Manufacturers	Us Army Aviation and Missile Command (CAGE 18876)

Technical Specifications

Parameter	Value
NSN	6645-00-972-5239
Primary Part Number	9993754
Item Name	Timer,sequential
FSC / FSG	6645 / 66 — Time Measuring Instruments
Manufacturer	Us Army Aviation and Missile Command
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	No hazard code in the DLA record (HMIC N)

Cross-Reference Index

Part Number	Manufacturer
9993754 PRIMARY	Us Army Aviation and Missile Command (USA)

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 6645-00-972-5239?

NSN 6645-00-972-5239 is a Timer,sequential, manufactured by Us Army Aviation and Missile Command, classified under FSC 6645, Time Measuring Instruments. Status: active.

What part numbers are listed for NSN 6645-00-972-5239?

NSN 6645-00-972-5239 has 1 manufacturer part number on file: 9993754 (Us Army Aviation and Missile Command).

Is NSN 6645-00-972-5239 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.

What is the DEMIL code for NSN 6645-00-972-5239?

NSN 6645-00-972-5239 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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