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128SCH142-1 — AXLE ASSEMBLY,AUTOMOTIVE,DRIVING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

128SCH142-1: AXLE ASSEMBLY,AUTOMOTIVE,DRIVING.

AXLE ASSEMBLY,AUTOMOTIVE,DRIVING. Key specifications include material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE, thread_class: 3B ALL ENDS, connection_style: GASKET SEAL(BOSS) ALL ENDS, special_features: ACTION ID 45520351, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-083-1262, 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
128SCH142-1
NSN: 4820-00-083-1262
FSC: 4820 — Valves, Nonpowered
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
thread_class3B ALL ENDS
connection_styleGASKET SEAL(BOSS) ALL ENDS
special_featuresACTION ID 45520351
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
features_providedPRESSURE TIGHT OUTLET SIDE
surface_treatmentANODIZE LOCATION NOT OTHERWISE SPECIFIED
operating_pressure3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_devicePOPPET
nominal_thread_size0.437 INCHES ALL ENDS IN
NSN4820-00-083-1262
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 128SCH142-1 · 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
•
FLOW CONTROL DEVICE: POPPET
•
CONNECTION STYLE: GASKET SEAL(BOSS) ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
OPERATING PRESSURE: 3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
•
FEATURES PROVIDED: PRESSURE TIGHT OUTLET SIDE
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.437 INCHES ALL ENDS IN
•
MAXIMUM OPERATING TEMP: 275.0 FAHRENHEIT SECOND RESPONSE DEGF
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPOPPET
CONNECTION STYLEGASKET SEAL(BOSS) ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
OPERATING PRESSURE3000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDEDPRESSURE TIGHT OUTLET SIDE
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.437 INCHES ALL ENDS IN
MAXIMUM OPERATING TEMP275.0 FAHRENHEIT SECOND RESPONSE DEGF
MAXIMUM OPERATING TEMP-65.0 FAHRENHEIT FIRST RESPONSE DEGF
DISK LOADING METHODSPRING
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 128SCH142-1?
128SCH142-1 is a AXLE ASSEMBLY,AUTOMOTIVE,DRIVING.
What is the NSN for 128SCH142-1?
128SCH142-1 is cataloged in the U.S. Government catalog under NSN 4820-00-083-1262. This indicates validated use in U.S. government and defense supply chains.
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