PartsTable
Technical Data Sheet
1128SCH402-5 ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: ALUMINUM AND BRONZE SEAT, temp_rating: -65.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF, regulation_type: MANUAL SINGLE STAGE, surface_treatment: ANODIZE OUTSIDE, valve_stem_design: SINGLE SEAT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-169-0652, 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
1128SCH402-5
NSN: 4810-00-169-0652
FSC: 4810
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialALUMINUM AND BRONZE SEAT
temp_rating-65.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF
regulation_typeMANUAL SINGLE STAGE
surface_treatmentANODIZE OUTSIDE
valve_stem_designSINGLE SEAT
flow_control_deviceSTEM AND INTEGRAL DISK
fsc_application_dataPNEUMATIC SYSTEM,AIRCRAFT
manual_control_methodSCREW
outlet_pressure_settingERR-060
media_for_which_designedAIR AND NITROGEN, GASEOUS
NSN4810-00-169-0652
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 1128SCH402-5 · 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
FSC APPLICATION DATA: PNEUMATIC SYSTEM,AIRCRAFT
SURFACE TREATMENT: ANODIZE OUTSIDE
MATERIAL: ALUMINUM ALLOY STEM
TEMP RATING: -65.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF
OUTLET PRESSURE SETTING: ERR-060
TECHNICAL CHARACTERISTICS (FLIS)
FSC APPLICATION DATAPNEUMATIC SYSTEM,AIRCRAFT
SURFACE TREATMENTANODIZE OUTSIDE
MATERIALALUMINUM ALLOY STEM
TEMP RATING-65.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF
FSC APPLICATION DATAPNEUMATIC SYSTEM,AIRCRAFT
MATERIALSTEEL CORROSION RESISTING FLOW CONTROL DEVICE
MATERIALALUMINUM ALLOY STEM
OUTLET PRESSURE SETTINGERR-060
TEMP RATING-65.0 FAHRENHEIT MINIMUM AND 225.0 FAHRENHEIT MAXIMUM DEGF
VALVE STEM DESIGNSINGLE SEAT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
AM345AVQ2Interchangeable
interchangeable cross-reference
interchangeable
72413Interchangeable
interchangeable cross-reference
interchangeable
BACTRIM TEL-E-DOSE TABLETSInterchangeable
interchangeable cross-reference
interchangeable
836Interchangeable
interchangeable cross-reference
interchangeable
BACTRIM TEL-E-DOSEInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1128SCH402-5?
1128SCH402-5 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 1128SCH402-5?
There are 5 known substitutes for 1128SCH402-5: AM345AVQ2, 72413, BACTRIM TEL-E-DOSE TABLETS and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1128SCH402-5?
1128SCH402-5 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4810-00-169-0652. This indicates validated use in U.S. government and defense supply chains.
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