P645FF21-2300PSI — P645FF21-2300PSI

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

P645FF21-2300PSI: P645FF21-2300PSI.

The P645FF21-2300PSI is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6685-00-074-4669, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

P645FF21-2300PSI

NSN: 6685-00-074-4669
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
CAGE: 61349 — AMETEK, INC. DIV AEROSPACE & DEFENSE (USA)

SPECIFICATIONS

Part Number	P645FF21-2300PSI
NSN	6685-00-074-4669

COMPONENT DIAGRAM

KEY FEATURES

•

MOUNTING HOLE QUANTITY: 3

•

SCALE ACCURACY: 2 PCT MIDDLE HALF OF RANGE,3 PCT REMAINDER

•

SCALE NAME: PRESSURE

•

OVERALL DIAMETER: 3.560 INCHES NOMINAL IN

•

ACTUATION TYPE: SINGLE BOURDON TUBE

•

MOUNTING METHOD: FLUSH PANEL

•

SCALE INSCRIPTION/BACKGROUND COLOR: BLACK FIGURES ON WHITE BACKGROUND

•

SCALE SMALLEST INCREMENT: 5.0 POUNDS LBS

TECHNICAL CHARACTERISTICS

MOUNTING HOLE QUANTITY	3
SCALE ACCURACY	2 PCT MIDDLE HALF OF RANGE,3 PCT REMAINDER
SCALE NAME	PRESSURE
OVERALL DIAMETER	3.560 INCHES NOMINAL IN
ACTUATION TYPE	SINGLE BOURDON TUBE
MOUNTING METHOD	FLUSH PANEL
SCALE INSCRIPTION/BACKGROUND COLOR	BLACK FIGURES ON WHITE BACKGROUND
SCALE SMALLEST INCREMENT	5.0 POUNDS LBS
SCALE RANGE	+0.0 TO 300.0 POUNDS PRESSURE PER SQUARE INCH LBS
MOUNTING HOLE DIAMETER	0.178 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 8

P845FF0-300-21/2D1AReference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

2 1-2 1DFFM1-8CBM300Reference document

Same NSN cross-reference

Reference document — Secondary reference

P845FF0-300Reference document

Same NSN cross-reference

Reference document — Replaced / superseded reference

5000-6-12Reference document

Same NSN cross-reference

Reference document — Secondary reference

P645FF0-300-2 1-2Reference document

Same NSN cross-reference

Reference document — Secondary reference

101890-1Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is P645FF21-2300PSI?

P645FF21-2300PSI is a P645FF21-2300PSI.

What parts can replace P645FF21-2300PSI?

There are 8 known substitutes for P645FF21-2300PSI: P845FF0-300-21/2D1A, 2 1-2 1DFFM1-8CBM300, P845FF0-300 and 5 more. Substitute compatibility should be verified for your specific system.

What is the NSN for P645FF21-2300PSI?

P645FF21-2300PSI is cataloged in the U.S. Government catalog under NSN 6685-00-074-4669. This indicates validated use in U.S. government and defense supply chains.

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