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PartsTable / COMPONENT / 301 8029 21 PART NO11
301 8029 21 PART NO11 ✓ Verified by PartsTable
— · 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 DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER SYNTHETIC, temp_rating: 150.0 FAHRENHEIT NOMINAL DEGF, pressure_rating: 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-150-0969, 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
301 8029 21 PART NO11
NSN: 4820-01-150-0969
FSC: 4820
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC
temp_rating150.0 FAHRENHEIT NOMINAL DEGF
pressure_rating200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
NSN4820-01-150-0969
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 301 8029 21 PART NO11 · 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
•
PRESSURE RATING: 200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
•
TEMP RATING: 150.0 FAHRENHEIT NOMINAL DEGF
•
MATERIAL: RUBBER SYNTHETIC
TECHNICAL CHARACTERISTICS (FLIS)
PRESSURE RATING200.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
TEMP RATING150.0 FAHRENHEIT NOMINAL DEGF
MATERIALRUBBER SYNTHETIC
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
SM-B-71497Interchangeable
interchangeable cross-reference
interchangeable
58659Interchangeable
interchangeable cross-reference
interchangeable
10158840Interchangeable
interchangeable cross-reference
interchangeable
7209401Interchangeable
interchangeable cross-reference
interchangeable
72094Interchangeable
interchangeable cross-reference
interchangeable
301 8029 21Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 301 8029 21 PART NO11?
301 8029 21 PART NO11 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 301 8029 21 PART NO11?
There are 9 known substitutes for 301 8029 21 PART NO11: SM-B-71497, 58659, 10158840 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 301 8029 21 PART NO11?
301 8029 21 PART NO11 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-150-0969. 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: July 2026