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Technical Data Sheet
PartsTable / COMPONENT / 1/4S-8000
1/4S-8000 ✓ 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 1/4S-8000 is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-130-1678, 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
1/4S-8000
NSN: 4820-01-130-1678
FSC: 4820
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)
SPECIFICATIONS
Part Number1/4S-8000
NSN4820-01-130-1678
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1/4S-8000 · 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
•
OPERATING PRESSURE: 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
NOMINAL THREAD SIZE: 0.250 INCHES ALL ENDS IN
•
VALVE OPERATION METHOD: MANUAL
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
THREAD SERIES DESIGNATOR: NPT ALL ENDS
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
TECHNICAL CHARACTERISTICS (FLIS)
OPERATING PRESSURE1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
NOMINAL THREAD SIZE0.250 INCHES ALL ENDS IN
VALVE OPERATION METHODMANUAL
END ITEM IDENTIFICATIONLOGISTICS SUPPORT VESSEL
THREAD DIRECTIONRIGHT-HAND ALL ENDS
THREAD SERIES DESIGNATORNPT ALL ENDS
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
MATERIALSTEEL COMP 316 BODY
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
D999-1-34M1PC3DInterchangeable
interchangeable cross-reference
interchangeable
90315W1ITEM3BInterchangeable
interchangeable cross-reference
interchangeable
97064W1ITEM6DInterchangeable
interchangeable cross-reference
interchangeable
26528-3Interchangeable
interchangeable cross-reference
interchangeable
550-2960-39-02-00Interchangeable
interchangeable cross-reference
interchangeable
10102-31Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1/4S-8000?
1/4S-8000 is a 1/4S-8000.
What parts can replace 1/4S-8000?
There are 15 known substitutes for 1/4S-8000: D999-1-34M1PC3D, 90315W1ITEM3B, 97064W1ITEM6D and 12 more. Substitute compatibility should be verified for your specific system.
Is 1/4S-8000 still available?
1/4S-8000 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026