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Technical Data Sheet
PartsTable / COMPONENT / 516-4495462 REV. H
516-4495462 REV. H ✓ 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 516-4495462 REV. H is a the manufacturer industrial component. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-497-5158, 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
516-4495462 REV. H
NSN: 4820-01-497-5158
FSC: 4820
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
Part Number516-4495462 REV. H
NSN4820-01-497-5158
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 516-4495462 REV. H · 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
•
STEM ACTUATING END TYPE: THREADED EXTERNALLY
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-465 ALLOY 630 FED SPEC SINGLE MATERIAL RESPONSE
•
VALVE SIZE FOR WHICH DESIGNED: 0.625 INCHES IN
•
MATERIAL: COPPER ALLOY 630
TECHNICAL CHARACTERISTICS (FLIS)
STEM ACTUATING END TYPETHREADED EXTERNALLY
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-465 ALLOY 630 FED SPEC SINGLE MATERIAL RESPONSE
VALVE SIZE FOR WHICH DESIGNED0.625 INCHES IN
MATERIALCOPPER ALLOY 630
END ITEM IDENTIFICATIONE/I:ASSY. 99,ANGLE VALVE,P/N:4495462
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
4HC47Interchangeable
interchangeable cross-reference
interchangeable
1961-BInterchangeable
interchangeable cross-reference
interchangeable
HIAB9906185Interchangeable
interchangeable cross-reference
interchangeable
U0517Interchangeable
interchangeable cross-reference
interchangeable
021604-0002Interchangeable
interchangeable cross-reference
interchangeable
21604-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 516-4495462 REV. H?
516-4495462 REV. H is a 516-4495462 REV. H.
What parts can replace 516-4495462 REV. H?
There are 10 known substitutes for 516-4495462 REV. H: 4HC47, 1961-B, HIAB9906185 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 516-4495462 REV. H?
516-4495462 REV. H is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-497-5158. 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