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M4077 — RETAINER,DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

M4077: RETAINER,DISK,VALVE.

The RETAINER,DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, outside_diameter: 7.570 INCHES NOMINAL IN, valve_design_control_activity: 15187, valve_size_for_which_designed: 6.000 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-400-0548, 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
M4077
NSN: 4820-01-400-0548
FSC: 4820 — Valves, Nonpowered
CAGE: 0ASY6 — DERBYSHIRE MARINE PRODUCTS, LLC DBA DERBYSHIRE MARINE PRODUCTS LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
outside_diameter7.570 INCHES NOMINAL IN
valve_design_control_activity15187
valve_size_for_which_designed6.000 INCHES IN
NSN4820-01-400-0548
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: M4077 · 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: 7.570 INCHES NOMINAL IN
•
VALVE SIZE FOR WHICH DESIGNED: 6.000 INCHES IN
•
VALVE DESIGN CONTROL ACTIVITY: 15187
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
OUTSIDE DIAMETER7.570 INCHES NOMINAL IN
VALVE SIZE FOR WHICH DESIGNED6.000 INCHES IN
VALVE DESIGN CONTROL ACTIVITY15187
MATERIALSTEEL CORROSION RESISTING
SUBSTITUTES & CROSS-REFERENCES 4
61453-5Reference document
Same NSN cross-reference
Reference document — Secondary reference
DS-J-61453-11Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
S79096Reference document
Same NSN cross-reference
Reference document — Secondary reference
DS-J-61453-11 REV A PC. NO. 5Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is M4077?
M4077 is a RETAINER,DISK,VALVE.
What parts can replace M4077?
There are 4 known substitutes for M4077: 61453-5, DS-J-61453-11, S79096 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M4077?
M4077 is cataloged in the U.S. Government catalog under NSN 4820-01-400-0548. This indicates validated use in U.S. government and defense supply chains.
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✓ 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.