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2620-925X2 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2620-925X2: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_angle: 15.0 DEGREES NOMINAL, thread_class: 2A A, overall_height: 0.625 INCHES NOMINAL IN, pressure_rating: 150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS, shoulder_height: 0.047 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-058-7253, 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
2620-925X2
NSN: 4820-01-058-7253
NIINs: 010587253, 010669447, 011115867, 011156756, 011188056, 011329183, 011330246, 012362775, 012376471
FSC: 4820 — Valves, Nonpowered
CAGE: 96169 — ELECTRIC BOAT CORPORATION DIV GENERAL DYNAMICS ELECTRIC BOAT (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_angle15.0 DEGREES NOMINAL
thread_class2A A
overall_height0.625 INCHES NOMINAL IN
pressure_rating150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
shoulder_height0.047 INCHES NOMINAL IN
style_designatorPLUG
attachment_methodBOLTS
nominal_thread_size0.500 INCHES IN
thread_series_designatorUNEF
valve_size_for_which_designed0.500 INCHES IN
valve_type_for_which_designedGLOBE
NSN4820-01-058-7253
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2620-925X2 · 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
•
FLANGE SHAPE: OVAL
•
BOLT HOLE NOMINAL DIAMETER: 0.285 INCHES IN
•
VALVE SIZE: 0.500 INCHES IN
•
BOLT HOLE QUANTITY: 2
•
NOMINAL CENTER HOLE DIAMETER: 0.531 INCHES IN
•
VALVE TYPE: GLOBE
•
FLANGE WIDTH: 1.000 INCHES IN
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
FLANGE SHAPEOVAL
BOLT HOLE NOMINAL DIAMETER0.285 INCHES IN
VALVE SIZE0.500 INCHES IN
BOLT HOLE QUANTITY2
NOMINAL CENTER HOLE DIAMETER0.531 INCHES IN
VALVE TYPEGLOBE
FLANGE WIDTH1.000 INCHES IN
MATERIALSTEEL CORROSION RESISTING
FLANGE LENGTH2.390 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 3
2620-925X2 PIECE 24 1-2INReference document
Same NSN cross-reference
Reference document — Secondary reference
SS845-1889567 PReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
SS845-1889567Reference 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
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FREQUENTLY ASKED QUESTIONS
What is 2620-925X2?
2620-925X2 is a DISK,VALVE.
What parts can replace 2620-925X2?
There are 3 known substitutes for 2620-925X2: 2620-925X2 PIECE 24 1-2IN, SS845-1889567 P, SS845-1889567. Substitute compatibility should be verified for your specific system.
What is the NSN for 2620-925X2?
2620-925X2 is cataloged in the U.S. Government catalog under NSN 4820-01-058-7253. 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.