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PartsTable / COMPONENT / 8504-799 PART 9603
8504-799 PART 9603 ✓ 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

RECEIVER-TRANSMITTER SUBASSEMBLY. Key specifications include capacity: 5.000 MILLILITERS, material: PLASTIC BARREL, tip_type: LUER LOCK, body_style: CYLINDRICAL SERVO MOUNTED, bore_shape: STRAIGHT, scale_type: SINGLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-01-325-4556, 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
8504-799 PART 9603
NSN: 4810-01-325-4556
FSC: 4810
CAGE: 70642 — ATKOMATIC VALVE CO INC (USA)
SPECIFICATIONS
capacity5.000 MILLILITERS
materialPLASTIC BARREL
tip_typeLUER LOCK
body_styleCYLINDRICAL SERVO MOUNTED
bore_shapeSTRAIGHT
scale_typeSINGLE
body_length2.150 INCHES MAXIMUM IN
shaft_styleROUND
bearing_typeBALL SHAFT
pilot_length0.0570 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
shaft_length0.750 INCHES NOMINAL IN
shaft_runout0.001 INCHES IN
NSN4810-01-325-4556
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8504-799 PART 9603 · 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 12
303SZQ5A7Interchangeable
interchangeable cross-reference
interchangeable
303PFS381Interchangeable
interchangeable cross-reference
interchangeable
6303ARSInterchangeable
interchangeable cross-reference
interchangeable
BD309603Interchangeable
interchangeable cross-reference
interchangeable
309603Interchangeable
interchangeable cross-reference
interchangeable
7300DInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 8504-799 PART 9603?
8504-799 PART 9603 is a RECEIVER-TRANSMITTER SUBASSEMBLY.
What parts can replace 8504-799 PART 9603?
There are 12 known substitutes for 8504-799 PART 9603: 303SZQ5A7, 303PFS381, 6303ARS and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 8504-799 PART 9603?
8504-799 PART 9603 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-01-325-4556. 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