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511962 — SWITCH,LOCK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

511962: SWITCH,LOCK.

The SWITCH,LOCK is a the manufacturer industrial component. Key specifications include body_style: HOLE MOUNTED, body_length: 3.600 INCHES MAXIMUM IN, body_diameter: 1.500 INCHES NOMINAL IN, inclosure_type: FULLY INCLOSED, connection_type: THREADED EXTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-507-6909, 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
511962
NSN: 4820-00-507-6909
NIINs: 005076909, 011712958
FSC: 4820 — Valves, Nonpowered
CAGE: 23382 — FWD SEAGRAVE HOLDINGS LP (USA)
SPECIFICATIONS
body_styleHOLE MOUNTED
body_length3.600 INCHES MAXIMUM IN
body_diameter1.500 INCHES NOMINAL IN
inclosure_typeFULLY INCLOSED
connection_typeTHREADED EXTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) FIRST END
style_designatorSTRAIGHT THRU W/BAFFLE
thread_directionRIGHT-HAND FIRST END
nominal_thread_size0.138 INCHES IN
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
nonpile-up_contact_arrangement5 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT
NSN4820-00-507-6909
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 511962 · 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
•
CONNECTION STYLE: PLAIN (PIPE) FIRST END
•
CONNECTION TYPE: THREADED EXTERNAL PIPE FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU W/BAFFLE
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
NOMINAL THREAD SIZE: 0.125 INCHES FIRST END IN
•
THREAD SERIES DESIGNATOR: NPT FIRST END
TECHNICAL CHARACTERISTICS
CONNECTION STYLEPLAIN (PIPE) FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
STYLE DESIGNATORSTRAIGHT THRU W/BAFFLE
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.125 INCHES FIRST END IN
THREAD SERIES DESIGNATORNPT FIRST END
SUBSTITUTES & CROSS-REFERENCES 1
17SRReference document
Same NSN cross-reference
Reference document — Secondary reference
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 511962?
511962 is a SWITCH,LOCK.
What parts can replace 511962?
There is 1 known substitute for 511962: 17SR. Substitute compatibility should be verified for your specific system.
What is the NSN for 511962?
511962 is cataloged in the U.S. Government catalog under NSN 4820-00-507-6909. This indicates validated use in U.S. government and defense supply chains.
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