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LS1029915 ✓ 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,CHECK is a the manufacturer industrial component. Key specifications include shape: ROUND, material: STEEL OVERALL, case_style: SQUARE, seal_width: 0.281 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN, corner_shape: SQUARE ALL CORNERS, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-534-2537, 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
LS1029915
NSN: 4820-01-534-2537
FSC: 4820
CAGE: 01417 — GENERAL DYNAMICS LAND SYSTEMS INC. (USA)
SPECIFICATIONS
shapeROUND
materialSTEEL OVERALL
case_styleSQUARE
seal_width0.281 INCHES MINIMUM AND 0.344 INCHES MAXIMUM IN
corner_shapeSQUARE ALL CORNERS
thread_class2A A
bore_diameter1.750 INCHES NOMINAL IN
thread_length0.750 INCHES NOMINAL IN
container_typeCASE
overall_length1.013 INCHES NOMINAL IN
reservoir_typeINTEGRAL
drive_end_shapeSQUARE SINGLE END INTERNAL
NSN4820-01-534-2537
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: LS1029915 · 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 13
1-958082-001Interchangeable
interchangeable cross-reference
interchangeable
8210-1135Interchangeable
interchangeable cross-reference
interchangeable
RELEASE5285Interchangeable
interchangeable cross-reference
interchangeable
PK524Interchangeable
interchangeable cross-reference
interchangeable
PK5230Interchangeable
interchangeable cross-reference
interchangeable
11119Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is LS1029915?
LS1029915 is a VALVE,CHECK.
What parts can replace LS1029915?
There are 13 known substitutes for LS1029915: 1-958082-001, 8210-1135, RELEASE5285 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LS1029915?
LS1029915 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-534-2537. 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