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0X20511 — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The STEM,NEEDLE VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, overall_length: 1.995 INCHES NOMINAL IN, stem_actuating_end_type: SLOTTED AND THREADED INTERNALLY, largest_outside_diameter: 0.316 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-306-1280, 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
0X20511
NSN: 4820-00-306-1280
FSC: 4820
CAGE: 26505 — GROVE VALVE OPERATIONS (USA)
SPECIFICATIONS
materialSTEEL
overall_length1.995 INCHES NOMINAL IN
stem_actuating_end_typeSLOTTED AND THREADED INTERNALLY
largest_outside_diameter0.316 INCHES NOMINAL IN
NSN4820-00-306-1280
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 0X20511 · 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
•
STEM ACTUATING END TYPE: SLOTTED AND THREADED INTERNALLY
•
LARGEST OUTSIDE DIAMETER: 0.316 INCHES NOMINAL IN
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH1.995 INCHES NOMINAL IN
STEM ACTUATING END TYPESLOTTED AND THREADED INTERNALLY
LARGEST OUTSIDE DIAMETER0.316 INCHES NOMINAL IN
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
1205-0011Interchangeable
interchangeable cross-reference
interchangeable
205-11Interchangeable
interchangeable cross-reference
interchangeable
PC205-11Interchangeable
interchangeable cross-reference
interchangeable
227MT057P001Interchangeable
interchangeable cross-reference
interchangeable
9144336Interchangeable
interchangeable cross-reference
interchangeable
7RT4236Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0X20511?
0X20511 is a STEM,NEEDLE VALVE.
What parts can replace 0X20511?
There are 15 known substitutes for 0X20511: 1205-0011, 205-11, PC205-11 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 0X20511?
0X20511 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-306-1280. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: September 2026