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C4390 PL-856 — VALVE,ANGLE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

C4390 PL-856: VALVE,ANGLE.

The VALVE,ANGLE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY BODY, bonnet_type: INSIDE SCREW, connection_type: THREADED EXTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, style_designator: ANGLE, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-152-1252, 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
C4390 PL-856
NSN: 4820-01-152-1252
NIINs: 011521252, 012218844
FSC: 4820 — Valves, Nonpowered
CAGE: 99565 — ADMIRAL VALVE LLC DBA CPV MANUFACTURING (USA)
SPECIFICATIONS
materialNICKEL ALLOY BODY
bonnet_typeINSIDE SCREW
connection_typeTHREADED EXTERNAL PIPE ALL ENDS
connection_stylePLAIN (PIPE) ALL ENDS
style_designatorANGLE
thread_directionRIGHT-HAND ALL ENDS
operating_pressure6000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
nominal_thread_size1.250 INCHES ALL ENDS IN
valve_operation_methodMANUAL
bonnet_attachment_methodTHREADED
media_for_which_designedAIR FIRST RESPONSE
NSN4820-01-152-1252
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C4390 PL-856 · 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
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CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: QUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
SUBSTITUTES & CROSS-REFERENCES 3
381-6 PL856L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
381-6 PL856Reference document
Same NSN cross-reference
Reference document — Secondary reference
C4390 PL-856L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is C4390 PL-856?
C4390 PL-856 is a VALVE,ANGLE.
What parts can replace C4390 PL-856?
There are 3 known substitutes for C4390 PL-856: 381-6 PL856L1, 381-6 PL856, C4390 PL-856L1. Substitute compatibility should be verified for your specific system.
What is the NSN for C4390 PL-856?
C4390 PL-856 is cataloged in the U.S. Government catalog under NSN 4820-01-152-1252. 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.