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CS1131 — CONTROLLER,MOTOR

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

CS1131: CONTROLLER,MOTOR.

The CONTROLLER,MOTOR is a the manufacturer industrial component. Key specifications include valve_size: 0.500 INCHES IN, thread_class: 2B, body_material: COPPER ALLOY, connection_type: THREADED INTERNAL TUBE, nominal_thread_size: 0.190 INCHES IN, thread_series_designator: UNF. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-388-4776, 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
CS1131
NSN: 4820-01-388-4776
NIINs: 013884776, 015934401
FSC: 4820 — Valves, Nonpowered
CAGE: 90526 — CLIPPARD INSTRUMENT LABORATORY INC (USA)
SPECIFICATIONS
valve_size0.500 INCHES IN
thread_class2B
body_materialCOPPER ALLOY
connection_typeTHREADED INTERNAL TUBE
nominal_thread_size0.190 INCHES IN
end_connection_quantity2
thread_series_designatorUNF
NSN4820-01-388-4776
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: CS1131 · 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 TYPE: THREADED INTERNAL TUBE
•
END CONNECTION QUANTITY: 2
•
VALVE SIZE: 0.500 INCHES IN
•
NOMINAL THREAD SIZE: 0.190 INCHES IN
•
BODY MATERIAL: COPPER ALLOY
•
THREAD CLASS: 2B
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS
CONNECTION TYPETHREADED INTERNAL TUBE
END CONNECTION QUANTITY2
VALVE SIZE0.500 INCHES IN
NOMINAL THREAD SIZE0.190 INCHES IN
BODY MATERIALCOPPER ALLOY
THREAD CLASS2B
THREAD SERIES DESIGNATORUNF
SUBSTITUTES & CROSS-REFERENCES 1
89121333Reference 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 CS1131?
CS1131 is a CONTROLLER,MOTOR.
What parts can replace CS1131?
There is 1 known substitute for CS1131: 89121333. Substitute compatibility should be verified for your specific system.
What is the NSN for CS1131?
CS1131 is cataloged in the U.S. Government catalog under NSN 4820-01-388-4776. 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.