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PartsTable / COMPONENT / 30121REVBPC3-8I
30121REVBPC3-8I ✓ 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 DISK,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY, inside_diameter: 7.688 INCHES NOMINAL IN, outside_diameter: 9.250 INCHES NOMINAL IN, style_designator: SWING CHECK, under_flange_height: 2.265 INCHES NOMINAL IN, flange_seat_to_disk_end_height: 1.032 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-294-8814, 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
30121REVBPC3-8I
NSN: 4820-01-294-8814
FSC: 4820
CAGE: 14959 — CRANE CO DIV VALVE DIV (USA)
SPECIFICATIONS
materialNICKEL ALLOY
inside_diameter7.688 INCHES NOMINAL IN
outside_diameter9.250 INCHES NOMINAL IN
style_designatorSWING CHECK
under_flange_height2.265 INCHES NOMINAL IN
flange_seat_to_disk_end_height1.032 INCHES NOMINAL IN
NSN4820-01-294-8814
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 30121REVBPC3-8I · 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: NICKEL ALLOY
•
FLANGE SEAT TO DISK END HEIGHT: 1.032 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SWING CHECK
•
UNDER FLANGE HEIGHT: 2.265 INCHES NOMINAL IN
•
INSIDE DIAMETER: 7.688 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 9.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALNICKEL ALLOY
FLANGE SEAT TO DISK END HEIGHT1.032 INCHES NOMINAL IN
STYLE DESIGNATORSWING CHECK
UNDER FLANGE HEIGHT2.265 INCHES NOMINAL IN
INSIDE DIAMETER7.688 INCHES NOMINAL IN
OUTSIDE DIAMETER9.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
N9030-1-8ALInterchangeable
interchangeable cross-reference
interchangeable
30121Interchangeable
interchangeable cross-reference
interchangeable
202-25232-1Interchangeable
interchangeable cross-reference
interchangeable
3512-1Interchangeable
interchangeable cross-reference
interchangeable
3512-1-GInterchangeable
interchangeable cross-reference
interchangeable
J001-2250Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 30121REVBPC3-8I?
30121REVBPC3-8I is a DISK,VALVE.
What parts can replace 30121REVBPC3-8I?
There are 11 known substitutes for 30121REVBPC3-8I: N9030-1-8AL, 30121, 202-25232-1 and 8 more. Substitute compatibility should be verified for your specific system.
Is 30121REVBPC3-8I still available?
30121REVBPC3-8I 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