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P-25R620-A — PISTON,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

P-25R620-A: PISTON,VALVE.

The PISTON,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY, valve_design_control_activity: 36266, valve_size_for_which_designed: 2.500 INCHES IN, valve_type_for_which_designed: PRESSURE REDUCING, material_document_and_classification: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE, valve_model_number_for_which_designed: 620. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-200-2387, 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
P-25R620-A
NSN: 4820-01-200-2387
FSC: 4820 — Valves, Nonpowered
CAGE: 36266 — SINGER VALVE INC (CAN)
SPECIFICATIONS
materialCOPPER ALLOY
valve_design_control_activity36266
valve_size_for_which_designed2.500 INCHES IN
valve_type_for_which_designedPRESSURE REDUCING
material_document_and_classificationASTM B61 ASSN STD SINGLE MATERIAL RESPONSE
valve_model_number_for_which_designed620
NSN4820-01-200-2387
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: P-25R620-A · 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 TYPE FOR WHICH DESIGNED: PRESSURE REDUCING
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: 620
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 2.500 INCHES IN
•
VALVE DESIGN CONTROL ACTIVITY: 36266
•
MATERIAL: COPPER ALLOY
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDPRESSURE REDUCING
VALVE MODEL NUMBER FOR WHICH DESIGNED620
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE
VALVE SIZE FOR WHICH DESIGNED2.500 INCHES IN
VALVE DESIGN CONTROL ACTIVITY36266
MATERIALCOPPER ALLOY
SUBSTITUTES & CROSS-REFERENCES 2
C5013Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
C5013 PIECE 9Same 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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is P-25R620-A?
P-25R620-A is a PISTON,VALVE.
What parts can replace P-25R620-A?
There are 2 known substitutes for P-25R620-A: C5013, C5013 PIECE 9. Substitute compatibility should be verified for your specific system.
What is the NSN for P-25R620-A?
P-25R620-A is cataloged in the U.S. Government catalog under NSN 4820-01-200-2387. 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.