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130720 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

130720: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, seat_angle: 60.0 DEGREES NOMINAL, overall_height: 7.250 INCHES NOMINAL IN, shank_diameter: 3.986 INCHES MINIMUM AND 3.990 INCHES MAXIMUM IN, inside_diameter: 2.922 INCHES NOMINAL IN, pressure_rating: 1500.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-220-2302, 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
130720
NSN: 4820-01-220-2302
FSC: 4820 — Valves, Nonpowered
CAGE: 48422 — WILLIAM POWELL COMPANY, THE DBA POWELL VALVE DIV THE STARFLO CORPORATION (USA)
SPECIFICATIONS
materialSTEEL
seat_angle60.0 DEGREES NOMINAL
overall_height7.250 INCHES NOMINAL IN
shank_diameter3.986 INCHES MINIMUM AND 3.990 INCHES MAXIMUM IN
inside_diameter2.922 INCHES NOMINAL IN
pressure_rating1500.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
outside_diameter5.652 INCHES MINIMUM AND 5.654 INCHES MAXIMUM IN
special_featuresDISK HAS STELLITING
style_designatorPOPPET
media_for_which_designedSTEAM
flange_seat_to_disk_end_height5.625 INCHES NOMINAL IN
NSN4820-01-220-2302
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 130720 · 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
•
SHANK DIAMETER: 3.986 INCHES MINIMUM AND 3.990 INCHES MAXIMUM IN
•
FLANGE SEAT TO DISK END HEIGHT: 5.625 INCHES NOMINAL IN
•
PRESSURE RATING: 1500.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
OUTSIDE DIAMETER: 5.652 INCHES MINIMUM AND 5.654 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: POPPET
•
SEAT ANGLE: 60.0 DEGREES NOMINAL
•
INSIDE DIAMETER: 2.922 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER3.986 INCHES MINIMUM AND 3.990 INCHES MAXIMUM IN
FLANGE SEAT TO DISK END HEIGHT5.625 INCHES NOMINAL IN
OVERALL HEIGHT7.250 INCHES NOMINAL IN
PRESSURE RATING1500.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
OUTSIDE DIAMETER5.652 INCHES MINIMUM AND 5.654 INCHES MAXIMUM IN
STYLE DESIGNATORPOPPET
SEAT ANGLE60.0 DEGREES NOMINAL
INSIDE DIAMETER2.922 INCHES NOMINAL IN
SPECIAL FEATURESDISK HAS STELLITING
MEDIA FOR WHICH DESIGNEDSTEAM
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 130720?
130720 is a DISK,VALVE.
What is the NSN for 130720?
130720 is cataloged in the U.S. Government catalog under NSN 4820-01-220-2302. 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.