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740478 PC 75 — COCK,SHUTOFF,SCREW STEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

740478 PC 75: COCK,SHUTOFF,SCREW STEM.

The COCK,SHUTOFF,SCREW STEM is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-425-8718, 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
740478 PC 75
NSN: 4820-01-425-8718
FSC: 4820 — Valves, Nonpowered
CAGE: 35076 — AIRCRAFT APPLIANCES AND EQUIPMENT LIMITED DIV AIRCRAFT APPLIANCES AND EQUIPMENT LTD. (CAN)
SPECIFICATIONS
Part Number740478 PC 75
NSN4820-01-425-8718
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 740478 PC 75 · 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
SUBSTITUTES & CROSS-REFERENCES 3
861014Reference document
Same NSN cross-reference
Reference document — Secondary reference
M1051-2-II-AReference document
Same NSN cross-reference
Reference document — Secondary reference
740953Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 740478 PC 75?
740478 PC 75 is a COCK,SHUTOFF,SCREW STEM.
What parts can replace 740478 PC 75?
There are 3 known substitutes for 740478 PC 75: 861014, M1051-2-II-A, 740953. Substitute compatibility should be verified for your specific system.
What is the NSN for 740478 PC 75?
740478 PC 75 is cataloged in the U.S. Government catalog under NSN 4820-01-425-8718. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.