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S-598-56 — SLEEVE,SYNCHRONIZER,TRANSMISSION

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

S-598-56: SLEEVE,SYNCHRONIZER,TRANSMISSION.

SLEEVE,SYNCHRONIZER,TRANSMISSION. Key specifications include material: STEEL OVERALL, bonnet_type: INSIDE SCREW, connection_type: BUTT WELD PIPE ALL ENDS, connection_style: BEVELED (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, operating_pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-197-3708, 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
S-598-56
NSN: 4820-01-197-3708
FSC: 4820 — Valves, Nonpowered
CAGE: 93591 — PENTAIR VALVES & CONTROLS US LP DIV FLOW CONTROL US HOLDING CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
bonnet_typeINSIDE SCREW
connection_typeBUTT WELD PIPE ALL ENDS
connection_styleBEVELED (PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
operating_pressure600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
valve_operation_methodMANUAL
bonnet_attachment_methodBOLTED
media_for_which_designedSTEAM SINGLE RESPONSE
nominal_pipe_size_accommodated5.000 INCHES ALL ENDS IN
NSN4820-01-197-3708
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: S-598-56 · 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
•
FLOW CONTROL DEVICE: DISK
•
NOMINAL PIPE SIZE ACCOMMODATED: 5.000 INCHES ALL ENDS IN
•
CONNECTION STYLE: BEVELED (PIPE) ALL ENDS
•
CONNECTION TYPE: BUTT WELD PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
BONNET TYPE: INSIDE SCREW
•
BONNET ATTACHMENT METHOD: BOLTED
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
NOMINAL PIPE SIZE ACCOMMODATED5.000 INCHES ALL ENDS IN
CONNECTION STYLEBEVELED (PIPE) ALL ENDS
CONNECTION TYPEBUTT WELD PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
BONNET TYPEINSIDE SCREW
BONNET ATTACHMENT METHODBOLTED
MEDIA FOR WHICH DESIGNEDSTEAM SINGLE RESPONSE
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
S-598Reference 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 S-598-56?
S-598-56 is a SLEEVE,SYNCHRONIZER,TRANSMISSION.
What parts can replace S-598-56?
There is 1 known substitute for S-598-56: S-598. Substitute compatibility should be verified for your specific system.
What is the NSN for S-598-56?
S-598-56 is cataloged in the U.S. Government catalog under NSN 4820-01-197-3708. 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.