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140120-8 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

140120-8: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, special_features: FLIGHT SAFETY CRITICAL, first_end_thread_class: 3A A, outlet_pressure_setting: ERR-060, media_for_which_designed: AIR, first_end_connection_type: THREADED EXTERNAL TUBE. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-945-2415, 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
140120-8
NSN: 4810-00-945-2415
FSC: 4810 — Valves, Powered
CAGE: 05167 — MEGGITT SAFETY SYSTEMS INC (USA)
SPECIFICATIONS
filterNOT INCLUDED
special_featuresFLIGHT SAFETY CRITICAL
first_end_thread_class3A A
end_connection_quantity2
outlet_pressure_settingERR-060
media_for_which_designedAIR
first_end_connection_typeTHREADED EXTERNAL TUBE
first_end_style_designatorFLARED
first_end_thread_directionRIGHT-HAND
first_end_seat_angle_in_deg37.0
maximum_inlet_pressure_ratingERR-060
criticality_code_justificationFEAT
NSN4810-00-945-2415
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 140120-8 · 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
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
FIRST END SEAT ANGLE IN DEG: 37.0
•
FIRST END THREAD CLASS: 3A A
•
FIRST END STYLE DESIGNATOR: FLARED
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
END CONNECTION QUANTITY: 2
•
FIRST END CONNECTION TYPE: THREADED EXTERNAL TUBE
TECHNICAL CHARACTERISTICS
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
FIRST END SEAT ANGLE IN DEG37.0
FIRST END THREAD CLASS3A A
FIRST END STYLE DESIGNATORFLARED
CRITICALITY CODE JUSTIFICATIONFEAT
END CONNECTION QUANTITY2
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
SPECIAL FEATURESFLIGHT SAFETY CRITICAL
FIRST END OUTSIDE DIAMETER TUBE ACCOMMODATED0.188 INCHES NOMINAL IN
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 2
7448748-507Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
140138-5Reference 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 140120-8?
140120-8 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 140120-8?
There are 2 known substitutes for 140120-8: 7448748-507, 140138-5. Substitute compatibility should be verified for your specific system.
What is the NSN for 140120-8?
140120-8 is cataloged in the U.S. Government catalog under NSN 4810-00-945-2415. This indicates validated use in U.S. government and defense supply chains.
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