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525-SX31-XKL — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

525-SX31-XKL: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include height: 6.969 INCHES NOMINAL IN, material: CARBON AND STEEL, valve_size: 1.500 INCHES IN, valve_type: GLOBE, bonnet_type: OUTSIDE SCREW-YOKE, temp_rating: 775.0 FAHRENHEIT MAXIMUM DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-515-8735, 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
525-SX31-XKL
NSN: 4820-01-515-8735
NIINs: 015158735, 015158943, 015158945, 015221795, 015513145, 015513380, 015513385
FSC: 4820 — Valves, Nonpowered
CAGE: 1GZ83 — SFC VALVE CORPORATION (USA)
SPECIFICATIONS
height6.969 INCHES NOMINAL IN
materialCARBON AND STEEL
valve_size1.500 INCHES IN
valve_typeGLOBE
bonnet_typeOUTSIDE SCREW-YOKE
temp_rating775.0 FAHRENHEIT MAXIMUM DEGF
flange_shapeROUND WITH HOLES ALL ENDS
flange_width0.375 INCHES IN
bore_diameter0.6700 INCHES NOMINAL IN
flange_length1.188 INCHES IN
overall_length8.625 INCHES NOMINAL IN
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
NSN4820-01-515-8735
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 525-SX31-XKL · 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
SUBSTITUTES & CROSS-REFERENCES 1
525-SX31-XKL ASSY 525-S531-XKLSame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 525-SX31-XKL?
525-SX31-XKL is a STEM,FLUID VALVE.
What parts can replace 525-SX31-XKL?
There is 1 known substitute for 525-SX31-XKL: 525-SX31-XKL ASSY 525-S531-XKL. Substitute compatibility should be verified for your specific system.
What is the NSN for 525-SX31-XKL?
525-SX31-XKL is cataloged in the U.S. Government catalog under NSN 4820-01-515-8735. 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.