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PartsTable / COMPONENT / A28400
A28400 ✓ 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 STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 23.000 INCHES NOMINAL IN, stem_actuating_end_type: THREADED EXTERNALLY, largest_outside_diameter: 0.750 INCHES NOMINAL 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 4820-00-308-9856, 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
A28400
NSN: 4820-00-308-9856
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialSTEEL
overall_length23.000 INCHES NOMINAL IN
stem_actuating_end_typeTHREADED EXTERNALLY
largest_outside_diameter0.750 INCHES NOMINAL IN
NSN4820-00-308-9856
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A28400 · 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
•
MATERIAL: STEEL
•
LARGEST OUTSIDE DIAMETER: 0.750 INCHES NOMINAL IN
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALSTEEL
LARGEST OUTSIDE DIAMETER0.750 INCHES NOMINAL IN
OVERALL LENGTH23.000 INCHES NOMINAL IN
STEM ACTUATING END TYPETHREADED EXTERNALLY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
28400Interchangeable
interchangeable cross-reference
interchangeable
55734R1Interchangeable
interchangeable cross-reference
interchangeable
2R27228Interchangeable
interchangeable cross-reference
interchangeable
27228Interchangeable
interchangeable cross-reference
interchangeable
1R27228Interchangeable
interchangeable cross-reference
interchangeable
MS35764-1402Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A28400?
A28400 is a STEM,FLUID VALVE.
What parts can replace A28400?
There are 9 known substitutes for A28400: 28400, 55734R1, 2R27228 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A28400?
A28400 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-308-9856. 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