Mechanical Fixed Moun Tachometer P/N 84203106

Specifications

Unit type

Magnetic

Minor graduation color

White

Scale measurement unit

Revolutions Per Minute and Revolutions Per Hour

Major graduation color

White

Graduation unit

Revolutions Per Minute 50000.0 and Hours Operated 1.0

Driven speed to indicated speed minimum ratio

1 to 2

Totalizing mechanism calibration

Hours Operated

Pointer quantity

1

Pointer color

White

Scale smallest increment

Revolutions Per Minute 50.0

Pointer movement direction

Clockwise

Mounting type

Panel

Drive connection type

Flexible

Overall depth

3.440 in (nominal)

Overall diameter

3.770 in (nominal)

Mounting feature type

Flush

Shaft rotation direction

Counterclockwise

Operating range

Revolutions Per Minute 0.0 to 2500.0

Features provided

Totalizing Mechanism

Case shape

Round

Scale measurement range

0.0 to 2500.0

Dial quantity

1

Scale quantity

1

Material

Case Steel

Dial background color

Black

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

84203106 551TZ A11190

Also referenced as

551T2

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.

Shown for identification only. SECO can quote against any of these numbers.

Logistics data

Source of supply	SMS DLA Land and Maritime, Columbus, Ohio
Acquisition advice code	Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 1 on the shelf
Unit of issue	EA each
Demilitarization code	A Demilitarization not required — non-munitions-list item
Controlled inventory code	U Unclassified
Hazardous material indicator	N No hazardous material

Source: public FLIS/PUB LOG cataloging data.

Why buy from SECO

These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.

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FAQ

What is NSN 6680-00-403-5922?
NSN 6680-00-403-5922 (6680004035922) — Mechanical Fixed Moun Tachometer: SECO Parts has 1 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for mechanical fixed moun tachometer in federal supply class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments.).

Is NSN 6680-00-403-5922 available?
SECO Parts has 1 in stock in Augusta, GA — order or request a quote below.

How much does NSN 6680-00-403-5922 cost?
The government catalog (FEDLOG) lists NSN 6680-00-403-5922 at $331.07 per each. That is a public reference, not SECO's price: SECO quotes each request, usually the same business day, and surplus parts often quote below or above it.

What part numbers cross-reference to NSN 6680-00-403-5922?
Part numbers that cross-reference this NSN include 84203106, 551TZ, A11190. It is also referenced by older, superseded or advisory numbers: 551T2. SECO can quote against any of them.