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Technical Data Sheet

1901T — Technical Data Sheet

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AMETEK, INC. DIV AEROSPACE & DEFENSE · COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The GAGE,VACUUM,INDICATING is a AMETEK, INC. DIV AEROSPACE & DEFENSE industrial component. Key specifications include MATERIAL: PLASTIC ACRYLIC PROTECTIVE CRYSTAL, DIAL SIZE: 4-1/2 IN.

DIA IN, BEZEL TYPE: THREAD, SCALE NAME: VACUUM, SCALE TYPE: SINGLE, SCALE RANGE: +0.0 TO 30.0 INCHES OF MERCURY IN. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-019-0551, 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
1901T
NSN: 6685-00-019-0551
FSC: 6685
CAGE: 61349 — AMETEK, INC. DIV AEROSPACE & DEFENSE (USA)
SPECIFICATIONS
MATERIALPLASTIC ACRYLIC PROTECTIVE CRYSTAL
DIAL SIZE4-1/2 IN. DIA IN
BEZEL TYPETHREAD
SCALE NAMEVACUUM
SCALE TYPESINGLE
SCALE RANGE+0.0 TO 30.0 INCHES OF MERCURY IN
POINTER TYPEINDICATING
ADJUSTABILITYADJUSTABLE
OVERALL DEPTH2.500 INCHES NOMINAL IN
POINTER COLORBLACK
ACTUATION TYPESINGLE BOURDON TUBE
SCALE ACCURACY1/2 OF 1 PERCENT RATING ENTIRE RANGE
NSN6685-00-019-0551
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: AMETEK, INC. DIV AEROSPACE & DEFENSE GAGE,VACUUM,INDICATING TITLE COMPONENT PN 1901T MFR AMETEK, INC. DIV AEROSPACE & DEFENSE GAGE,VACUUM,INDICATING
KEY FEATURES
SCALE INSCRIPTION/BACKGROUND COLOR: BLACK FIGURES ON WHITE BACKGROUND; BLACK FIGURES ON WHITE BACKGROUND
MATERIAL: STEEL CORROSION RESISTING ACTUATING ELEMENT
CRITICALITY CODE JUSTIFICATION: FEAT
BEZEL TYPE: THREAD
COLOR: BLACK CASE
SCALE ACCURACY: 1/2 PCT ENTIRE RANGE; 1/2 PCT ENTIRE RANGE
SCALE NAME FOR WHICH POINTER IS DESIGNED: PRESSURE
TECHNICAL CHARACTERISTICS (FLIS)
SCALE INSCRIPTION/BACKGROUND COLORBLACK FIGURES ON WHITE BACKGROUND; BLACK FIGURES ON WHITE BACKGROUND
MATERIALSTEEL CORROSION RESISTING ACTUATING ELEMENT
CRITICALITY CODE JUSTIFICATIONFEAT
BEZEL TYPETHREAD
COLORBLACK CASE
SCALE ACCURACY1/2 PCT ENTIRE RANGE; 1/2 PCT ENTIRE RANGE
MATERIALALUMINUM AND COPPER ALLOY CASE
SCALE NAME FOR WHICH POINTER IS DESIGNEDPRESSURE
SPECIAL FEATURESSOLID FRONT SAFETY CASE WITH WEATHERTIGHT BLOW OUT DISC IN BACK; CLEANED FOR OXYGEN SERVICE
CONNECTION SIZE0.250 IN. NPT DIA IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
155356Interchangeable
interchangeable cross-reference
interchangeable
130132Interchangeable
interchangeable cross-reference
interchangeable
1901T-0-400-4-1/2X1/4 NPTInterchangeable
interchangeable cross-reference
interchangeable
133007Interchangeable
interchangeable cross-reference
interchangeable
45-1379A-02B-VACInterchangeable
interchangeable cross-reference
interchangeable
133010Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1901T?
1901T is a GAGE,VACUUM,INDICATING manufactured by AMETEK, INC. DIV AEROSPACE & DEFENSE.
What parts can replace 1901T?
There are 18 known substitutes for 1901T: 155356, 130132, 1901T-0-400-4-1/2X1/4 NPT and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1901T?
1901T is cataloged in the Federal Logistics Information System (FLIS) under NSN 6685-00-019-0551. This indicates validated use in U.S. government and defense supply chains.
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