PartsTable
Technical Data Sheet
Download PDF

3566-0-78 — UNION,VALVE DISK STEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

3566-0-78: UNION,VALVE DISK STEM.

The UNION,VALVE DISK STEM is a the manufacturer industrial component. Key specifications include material: STEEL, valve_design_control_activity: 57574, valve_size_for_which_designed: 1.500 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-235-8608, 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
3566-0-78
NSN: 4820-01-235-8608
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL
valve_design_control_activity57574
valve_size_for_which_designed1.500 INCHES IN
NSN4820-01-235-8608
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 3566-0-78 · 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
•
VALVE SIZE FOR WHICH DESIGNED: 1.500 INCHES IN
•
VALVE DESIGN CONTROL ACTIVITY: 57574
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
VALVE SIZE FOR WHICH DESIGNED1.500 INCHES IN
VALVE DESIGN CONTROL ACTIVITY57574
MATERIALSTEEL
SUBSTITUTES & CROSS-REFERENCES 2
33626-1 ITEM 6Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
33626-1Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 3566-0-78?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 3566-0-78?
3566-0-78 is a UNION,VALVE DISK STEM.
What parts can replace 3566-0-78?
There are 2 known substitutes for 3566-0-78: 33626-1 ITEM 6, 33626-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 3566-0-78?
3566-0-78 is cataloged in the U.S. Government catalog under NSN 4820-01-235-8608. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 3566-0-78

✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.