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PartsTable / COMPONENT / 77 1/4IN
77 1/4IN ✓ 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 77 1/4IN is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-287-4564, 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
77 1/4IN
NSN: 4820-00-287-4564
FSC: 4820
CAGE: 14652 — UNITED BRASS WORKS, INC. DBA UNITED BRASS WORKS (USA)
SPECIFICATIONS
Part Number77 1/4IN
NSN4820-00-287-4564
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 77 1/4IN · 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
•
MATERIAL: COPPER ALLOY 697 STEM
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
MAXIMUM OPERATING TEMP: 500.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
VALVE OPERATION METHOD: MANUAL
•
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SECOND RESPONSE
•
BONNET TYPE: INSIDE SCREW
•
FLOW CONTROL DEVICE: NEEDLE
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALCOPPER ALLOY 697 STEM
THREAD DIRECTIONRIGHT-HAND ALL ENDS
MAXIMUM OPERATING TEMP500.0 FAHRENHEIT SINGLE RESPONSE DEGF
MATERIALCOPPER ALLOY 697 FLOW CONTROL DEVICE
VALVE OPERATION METHODMANUAL
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SECOND RESPONSE
BONNET TYPEINSIDE SCREW
FLOW CONTROL DEVICENEEDLE
CONNECTION STYLEPLAIN,OPTIONAL END(PIPE) ALL ENDS
MATERIALCOPPER ALLOY 922 BODY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
52117Interchangeable
interchangeable cross-reference
interchangeable
717-000814Interchangeable
interchangeable cross-reference
interchangeable
40214Interchangeable
interchangeable cross-reference
interchangeable
D15-646MPC480Interchangeable
interchangeable cross-reference
interchangeable
D15-790UPC480Interchangeable
interchangeable cross-reference
interchangeable
04-0402-0214Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 77 1/4IN?
77 1/4IN is a 77 1/4IN.
What parts can replace 77 1/4IN?
There are 20 known substitutes for 77 1/4IN: 52117, 717-000814, 40214 and 17 more. Substitute compatibility should be verified for your specific system.
Is 77 1/4IN still available?
77 1/4IN 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