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Technical Data Sheet
PartsTable / COMPONENT / 84042
84042 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY, body_width: 0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN, bore_shape: STRAIGHT, body_height: 0.140 INCHES MAXIMUM IN, body_length: 0.785 INCHES MAXIMUM IN, bore_diameter: 70.00 MILLIMETERS NOMINAL MM. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-532-1582, 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
84042
NSN: 4820-00-532-1582
FSC: 4820
CAGE: 72599 — ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO (USA)
SPECIFICATIONS
materialALUMINUM ALLOY
body_width0.220 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN
bore_shapeSTRAIGHT
body_height0.140 INCHES MAXIMUM IN
body_length0.785 INCHES MAXIMUM IN
bore_diameter70.00 MILLIMETERS NOMINAL MM
overall_width24.0 MILLIMETERS NOMINAL MM
load_directionRADIAL
overall_height2.310 INCHES NOMINAL IN
surface_finishGROUND
outside_diameter3.820 INCHES NOMINAL IN
style_designatorNON-LOADING GROOVE, NON-SEPARABLE
NSN4820-00-532-1582
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 84042 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
OUTSIDE DIAMETER: 3.820 INCHES NOMINAL IN
•
MATERIAL: ALUMINUM ALLOY
•
MEDIA FOR WHICH DESIGNED: WATER
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT2.310 INCHES NOMINAL IN
OUTSIDE DIAMETER3.820 INCHES NOMINAL IN
MATERIALALUMINUM ALLOY
MEDIA FOR WHICH DESIGNEDWATER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
B19813NInterchangeable
interchangeable cross-reference
interchangeable
ST954Interchangeable
interchangeable cross-reference
interchangeable
304666C91Interchangeable
interchangeable cross-reference
interchangeable
84042Interchangeable
interchangeable cross-reference
interchangeable
CD54HC27F/3AInterchangeable
interchangeable cross-reference
interchangeable
SNJ54HC27JInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 84042?
84042 is a MICROCIRCUIT,DIGITAL.
What parts can replace 84042?
There are 7 known substitutes for 84042: B19813N, ST954, 304666C91 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 84042?
84042 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-532-1582. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026