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Technical Data Sheet
PartsTable / COMPONENT / 603 73.3GPM
603 73.3GPM ✓ 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 603 73.3GPM is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-140-6309, 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
603 73.3GPM
NSN: 4820-01-140-6309
FSC: 4820
CAGE: 53725 — GRISWOLD CONTROLS LLC (USA)
SPECIFICATIONS
Part Number603 73.3GPM
NSN4820-01-140-6309
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 603 73.3GPM · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
P1105Interchangeable
interchangeable cross-reference
interchangeable
PM-340Interchangeable
interchangeable cross-reference
interchangeable
3244Interchangeable
interchangeable cross-reference
interchangeable
30207Interchangeable
interchangeable cross-reference
interchangeable
3245Interchangeable
interchangeable cross-reference
interchangeable
AE113-031-99Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 603 73.3GPM?
603 73.3GPM is a 603 73.3GPM.
What parts can replace 603 73.3GPM?
There are 15 known substitutes for 603 73.3GPM: P1105, PM-340, 3244 and 12 more. Substitute compatibility should be verified for your specific system.
Is 603 73.3GPM still available?
603 73.3GPM 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