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DF330811 ASSY 75 — LOCK DEVICE,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DF330811 ASSY 75: LOCK DEVICE,VALVE.

The LOCK DEVICE,VALVE is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-667-6723, 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
DF330811 ASSY 75
NSN: 4820-01-667-6723
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
Part NumberDF330811 ASSY 75
NSN4820-01-667-6723
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DF330811 ASSY 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
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 5
801-6404994 ASSY 75Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
H845-3002-F286Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
551-7068555-F286Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
211062987Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H845-3102-F285Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 DF330811 ASSY 75?
DF330811 ASSY 75 is a LOCK DEVICE,VALVE.
What parts can replace DF330811 ASSY 75?
There are 5 known substitutes for DF330811 ASSY 75: 801-6404994 ASSY 75, H845-3002-F286, 551-7068555-F286 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for DF330811 ASSY 75?
DF330811 ASSY 75 is cataloged in the U.S. Government catalog under NSN 4820-01-667-6723. This indicates validated use in U.S. government and defense supply chains.
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