PartsTable
Technical Data Sheet
121535-1 ✓ 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 VALVE,BUTTERFLY is a the manufacturer industrial component. Key specifications include color: BLACK INSCRIPTION, material: PLASTIC ACRYLIC LENS, inscription: PORT AND POWER AND AVAILABLE FACE, overall_height: 1.500 INCHES NOMINAL IN, overall_length: 0.812 INCHES NOMINAL IN, effective_width: 1.438 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-706-0266, 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
121535-1
NSN: 4810-00-706-0266
FSC: 4810
CAGE: 79318 — MEGGITT NORTH HOLLYWOOD INC (USA)
SPECIFICATIONS
colorBLACK INSCRIPTION
materialPLASTIC ACRYLIC LENS
inscriptionPORT AND POWER AND AVAILABLE FACE
overall_height1.500 INCHES NOMINAL IN
overall_length0.812 INCHES NOMINAL IN
effective_width1.438 INCHES NOMINAL IN
mounting_methodUNTHREADED HOLE(S)
effective_length0.562 INCHES NOMINAL IN
special_featuresSPECIAL REQUIREMENTS FOR NUCLEAR PROPULSION PLANT EQUIPMENT CONTAINED IN INDIVIDUAL REPAIR PARTS ORDERING DATA INSTRUMENTATION CONTROL NO. MCE300A,LINE NO. 1540
style_designatorFLAT
surface_conditionPAINTED FACE
mounting_end_diameter0.990 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
NSN4810-00-706-0266
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 121535-1 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
856270Interchangeable
interchangeable cross-reference
interchangeable
MIL-L-3661/59Interchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-3661/59Interchangeable
interchangeable cross-reference
interchangeable
121535-1Interchangeable
interchangeable cross-reference
interchangeable
121535Interchangeable
interchangeable cross-reference
interchangeable
6540NCM127843Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 121535-1?
121535-1 is a VALVE,BUTTERFLY.
What parts can replace 121535-1?
There are 9 known substitutes for 121535-1: 856270, MIL-L-3661/59, MIL-DTL-3661/59 and 6 more. Substitute compatibility should be verified for your specific system.
Is 121535-1 still available?
121535-1 is currently cancelled.
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