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411637-109 — COVER,DIAPHRAGM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

411637-109: COVER,DIAPHRAGM.

The COVER,DIAPHRAGM is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4810-01-548-9773, 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
411637-109
NSN: 4810-01-548-9773
FSC: 4810 — Valves, Powered
CAGE: 70487 — AMERIDRIVES INTERNATIONAL LLC DBA AMERIDRIVES INTERNATIONAL LLC (USA)
SPECIFICATIONS
Part Number411637-109
NSN4810-01-548-9773
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 411637-109 · 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
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES 1
DB-413240 IT 5Reference 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 411637-109?
411637-109 is a COVER,DIAPHRAGM.
What parts can replace 411637-109?
There is 1 known substitute for 411637-109: DB-413240 IT 5. Substitute compatibility should be verified for your specific system.
What is the NSN for 411637-109?
411637-109 is cataloged in the U.S. Government catalog under NSN 4810-01-548-9773. This indicates validated use in U.S. government and defense supply chains.
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