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74B450818-105 — INSERT,PRESSURE RELEASE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

74B450818-105: INSERT,PRESSURE RELEASE.

The INSERT,PRESSURE RELEASE is a the manufacturer industrial component. Key specifications include general_characteristics_item_description: CORROSION RESISTING STEEL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-181-0919, 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
74B450818-105
NSN: 4820-01-181-0919
FSC: 4820 — Valves, Nonpowered
CAGE: 76301 — THE BOEING COMPANY DIV DEFENSE (USA)
SPECIFICATIONS
general_characteristics_item_descriptionCORROSION RESISTING STEEL
NSN4820-01-181-0919
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 74B450818-105 · 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: CORROSION RESISTING STEEL
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONCORROSION RESISTING STEEL
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
PRRX0512300AAReference document
Same NSN cross-reference
Reference document — Secondary reference
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 74B450818-105?
74B450818-105 is a INSERT,PRESSURE RELEASE.
What parts can replace 74B450818-105?
There is 1 known substitute for 74B450818-105: PRRX0512300AA. Substitute compatibility should be verified for your specific system.
What is the NSN for 74B450818-105?
74B450818-105 is cataloged in the U.S. Government catalog under NSN 4820-01-181-0919. This indicates validated use in U.S. government and defense supply chains.
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