The H3A4-Q is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 6685-01-574-7529, 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
H3A4-Q
NSN:6685-01-574-7529 FSC:6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments CAGE:049X3 — ASHCROFT INC DBA HEISE (USA)
SPECIFICATIONS
Part Number
H3A4-Q
NSN
6685-01-574-7529
COMPONENT DIAGRAM
KEY FEATURES
•
BODY DIAMETER: 0.623 INCHES MAXIMUM IN
•
MOUNTING FACILITY TYPE AND QUANTITY: 1 BACK ANGLE
•
SOCKET OVERALL LENGTH: 5.344 INCHES NOMINAL IN
•
STEM LENGTH: 4.000 INCHES NOMINAL IN
•
DESIGN TYPE: MAXIMUM
•
SEPARABLE SOCKET STYLE: EXTENSION STEM
•
DIAL DIAMETER: 3.000 INCHES NOMINAL IN
•
STYLE DESIGNATOR: STRAIGHT FORM, HORIZONTAL DIAL
TECHNICAL CHARACTERISTICS
BODY DIAMETER
0.623 INCHES MAXIMUM IN
MOUNTING FACILITY TYPE AND QUANTITY
1 BACK ANGLE
SOCKET OVERALL LENGTH
5.344 INCHES NOMINAL IN
STEM LENGTH
4.000 INCHES NOMINAL IN
DESIGN TYPE
MAXIMUM
SEPARABLE SOCKET STYLE
EXTENSION STEM
DIAL DIAMETER
3.000 INCHES NOMINAL IN
STYLE DESIGNATOR
STRAIGHT FORM, HORIZONTAL DIAL
MOUNTING FACILITY SCREW THREAD SERIES DESIGNATOR
UN
OVERALL LENGTH
3.062 INCHES NOMINAL IN
OTHER ITEMS IN FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
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FREQUENTLY ASKED QUESTIONS
What is H3A4-Q?
H3A4-Q is a H3A4-Q.
What is the NSN for H3A4-Q?
H3A4-Q is cataloged in the U.S. Government catalog under NSN 6685-01-574-7529. This indicates validated use in U.S. government and defense supply chains.
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