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0X20517-1 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

0X20517-1: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include reference_number_differentiating_characteristics: CLEANED IAW MIL-C-52211. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-045-5310, 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
0X20517-1
NSN: 4820-00-045-5310
NIINs: 000455310, 011596911
FSC: 4820 — Valves, Nonpowered
CAGE: 26505 — GROVE VALVE OPERATIONS (USA)
SPECIFICATIONS
reference_number_differentiating_characteristicsCLEANED IAW MIL-C-52211
NSN4820-00-045-5310
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 0X20517-1 · 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 SUBSAFE ITEM; ALSO REQUIRES SPECIAL CLEANING AND PACKAGING FOR OXYGEN AND NITROGEN SERVICE
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IAW NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR SUBSAFE ITEM; ALSO REQUIRES SPECIAL CLEANING AND PACKAGING FOR OXYGEN AND NITROGEN SERVICE
SUBSTITUTES & CROSS-REFERENCES 3
0X20517-1C1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
N829SH1PC2C1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
N829SH1PC2Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 0X20517-1?
0X20517-1 is a DISK,VALVE.
What parts can replace 0X20517-1?
There are 3 known substitutes for 0X20517-1: 0X20517-1C1, N829SH1PC2C1, N829SH1PC2. Substitute compatibility should be verified for your specific system.
What is the NSN for 0X20517-1?
0X20517-1 is cataloged in the U.S. Government catalog under NSN 4820-00-045-5310. 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.