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15-0421PC7 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

15-0421PC7: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, overall_height: 0.200 INCHES NOMINAL IN, inside_diameter: 0.550 INCHES NOMINAL IN, outside_diameter: 1.500 INCHES NOMINAL IN, style_designator: PLAIN, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-034-8256, 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
15-0421PC7
NSN: 4820-01-034-8256
FSC: 4820 — Valves, Nonpowered
CAGE: 42280 — GARDNER DENVER NASH LLC DBA GARDNER DENVER ENGINEERED PRODUCTS GROUP DIV GARDNER DENVER NASH (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
overall_height0.200 INCHES NOMINAL IN
inside_diameter0.550 INCHES NOMINAL IN
outside_diameter1.500 INCHES NOMINAL IN
style_designatorPLAIN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN4820-01-034-8256
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 15-0421PC7 · 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: 1.500 INCHES NOMINAL IN
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
STYLE DESIGNATOR: PLAIN
•
INSIDE DIAMETER: 0.550 INCHES NOMINAL IN
•
MATERIAL: RUBBER SYNTHETIC
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.200 INCHES NOMINAL IN
OUTSIDE DIAMETER1.500 INCHES NOMINAL IN
CRITICALITY CODE JUSTIFICATIONZZZY
STYLE DESIGNATORPLAIN
INSIDE DIAMETER0.550 INCHES NOMINAL IN
MATERIALRUBBER SYNTHETIC
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
SUBSTITUTES & CROSS-REFERENCES 1
K-55822-XRLReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required (F)
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FREQUENTLY ASKED QUESTIONS
What is 15-0421PC7?
15-0421PC7 is a DISK,VALVE.
What parts can replace 15-0421PC7?
There is 1 known substitute for 15-0421PC7: K-55822-XRL. Substitute compatibility should be verified for your specific system.
What is the NSN for 15-0421PC7?
15-0421PC7 is cataloged in the U.S. Government catalog under NSN 4820-01-034-8256. 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.