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66451000-DS-G-66477 PC24 — Technical Data Sheet

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— · 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 CAP,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, attachment_method: THREADED, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS, valve_type_for_which_designed: RELIEF, valve_model_number_for_which_designed: JLT-JOS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-428-4441, 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
66451000-DS-G-66477 PC24
NSN: 4820-01-428-4441
FSC: 4820
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialSTEEL
attachment_methodTHREADED
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
valve_type_for_which_designedRELIEF
valve_model_number_for_which_designedJLT-JOS
NSN4820-01-428-4441
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 66451000-DS-G-66477 PC24 · 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
•
VALVE TYPE FOR WHICH DESIGNED: RELIEF
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: JLT-JOS
•
ATTACHMENT METHOD: THREADED
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDRELIEF
VALVE MODEL NUMBER FOR WHICH DESIGNEDJLT-JOS
ATTACHMENT METHODTHREADED
MATERIALSTEEL
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
80-550474InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
GT801B-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
1592-2InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
DS-G-66477 PIECE 24InterchangeableGOVERNMENT REGISTRY
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 66451000-DS-G-66477 PC24?
66451000-DS-G-66477 PC24 is a CAP,VALVE.
What parts can replace 66451000-DS-G-66477 PC24?
There are 4 known substitutes for 66451000-DS-G-66477 PC24: 80-550474, GT801B-2, 1592-2 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 66451000-DS-G-66477 PC24?
66451000-DS-G-66477 PC24 is cataloged in the Federal Logistics Information System under NSN 4820-01-428-4441. 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: October 2026