PartsTable
Technical Data Sheet
5303-00003 ✓ 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 COUPLER,TRANSMISSION LINE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: ALUMINUM ALLOY; GRAY ANODIZE FINISH; 1/4 NPT PRESSURE/VACUUM PORTS; REGULATED OUTPUT 1/4 NPT; 150 P.S.I.. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-01-339-8322, 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
5303-00003
NSN: 4810-01-339-8322
FSC: 4810
CAGE: K0656 — BAE SYSTEMS (OPERATIONS) LIMITED (GBR)
SPECIFICATIONS
general_characteristics_item_descriptionALUMINUM ALLOY; GRAY ANODIZE FINISH; 1/4 NPT PRESSURE/VACUUM PORTS; REGULATED OUTPUT 1/4 NPT; 150 P.S.I.
NSN4810-01-339-8322
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 5303-00003 · 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
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM ALLOY; GRAY ANODIZE FINISH; 1/4 NPT PRESSURE/VACUUM PORTS; REGULATED OUTPUT 1/4 NPT; 150 P.S.I.
TECHNICAL CHARACTERISTICS (FLIS)
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM ALLOY; GRAY ANODIZE FINISH; 1/4 NPT PRESSURE/VACUUM PORTS; REGULATED OUTPUT 1/4 NPT; 150 P.S.I.
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
81-145Interchangeable
interchangeable cross-reference
interchangeable
N210P15CInterchangeable
interchangeable cross-reference
interchangeable
2510002643503Interchangeable
interchangeable cross-reference
interchangeable
CU-2292/ALR-67(V)Interchangeable
interchangeable cross-reference
interchangeable
74-870132-101Interchangeable
interchangeable cross-reference
interchangeable
10177120Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5303-00003?
5303-00003 is a COUPLER,TRANSMISSION LINE.
What parts can replace 5303-00003?
There are 9 known substitutes for 5303-00003: 81-145, N210P15C, 2510002643503 and 6 more. Substitute compatibility should be verified for your specific system.
Is 5303-00003 still available?
5303-00003 is currently cancelled.
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