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Technical Data Sheet
PartsTable / COMPONENT / 564-1/4
564-1/4 ✓ 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 564-1/4 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 4820-01-355-8974, 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
564-1/4
NSN: 4820-01-355-8974
FSC: 4820
CAGE: 77844 — ROBERT MANUFACTURING COMPANY INC (USA)
SPECIFICATIONS
Part Number564-1/4
NSN4820-01-355-8974
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 564-1/4 · 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
•
BONNET ATTACHMENT METHOD: BOLTED
•
VALVE OPERATION METHOD: MANUAL
•
BONNET TYPE: INSIDE SCREW
•
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
•
CONNECTION TYPE: THREADED EXTERNAL PIPE FIRST END
•
CONNECTION STYLE: PLAIN,OPTIONAL END(PIPE) SECOND END
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
BONNET ATTACHMENT METHODBOLTED
VALVE OPERATION METHODMANUAL
BONNET TYPEINSIDE SCREW
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
CONNECTION TYPETHREADED EXTERNAL PIPE FIRST END
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) SECOND END
THREAD SERIES DESIGNATORNPT ALL ENDS
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MATERIALCOPPER ALLOY BODY
STYLE DESIGNATORSTRAIGHT THRU
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
5644Interchangeable
interchangeable cross-reference
interchangeable
56414Interchangeable
interchangeable cross-reference
interchangeable
183559-5Interchangeable
interchangeable cross-reference
interchangeable
DMS 79022BInterchangeable
interchangeable cross-reference
interchangeable
2134497-1Interchangeable
interchangeable cross-reference
interchangeable
014-0131-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 564-1/4?
564-1/4 is a 564-1/4.
What parts can replace 564-1/4?
There are 11 known substitutes for 564-1/4: 5644, 56414, 183559-5 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 564-1/4?
564-1/4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-355-8974. 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