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74907480 — HEAD,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

74907480: HEAD,VALVE.

The HEAD,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-050-7401, 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
74907480
NSN: 4820-01-050-7401
FSC: 4820 — Valves, Nonpowered
CAGE: 0AHU0 — KALMAR AC INC (USA)
SPECIFICATIONS
Part Number74907480
NSN4820-01-050-7401
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 74907480 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESCAST IRON BODY W/ADJUSTABLE BY-PASS VALVE,INTERNAL BOSS INLET 0.875-14 UNF-2B THD,INTERNAL BOSS OUTLET 1.062-12 UN-2B R.H.THD,MACHINED SURFACE ON ONE SIDE W/O-RING SEAL TO CONNECT TO VALVE HSG,2000 PSI WORKING PRESSURE
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 1
5001-A-64Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 74907480?
74907480 is a HEAD,VALVE.
What parts can replace 74907480?
There is 1 known substitute for 74907480: 5001-A-64. Substitute compatibility should be verified for your specific system.
What is the NSN for 74907480?
74907480 is cataloged in the U.S. Government catalog under NSN 4820-01-050-7401. This indicates validated use in U.S. government and defense supply chains.
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