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NMP1569 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

NMP1569: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 416, flange_shape: ROUND WITH HOLES SECOND END, connection_type: FLANGE SECOND END, style_designator: ANGLE FLANGED ENDS, flange_face_design: RAISED STRAIGHT SECOND END, operating_pressure: 1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-408-5701, 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
NMP1569
NSN: 4820-01-408-5701
NIINs: 014085701, 014088991
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)
SPECIFICATIONS
materialSTEEL COMP 416
flange_shapeROUND WITH HOLES SECOND END
connection_typeFLANGE SECOND END
style_designatorANGLE FLANGED ENDS
flange_face_designRAISED STRAIGHT SECOND END
operating_pressure1000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_methodSPRING
flow_control_deviceDISK
maximum_operating_temp525.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
stem_actuating_end_typeTHREADED INTERNALLY
valve_size_for_which_designed4.000 INCHES AND 6.000 INCHES IN
NSN4820-01-408-5701
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: NMP1569 · 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
•
VALVE TYPE FOR WHICH DESIGNED: RELIEF
•
STEM ACTUATING END TYPE: THREADED INTERNALLY
•
VALVE MODEL NUMBER FOR WHICH DESIGNED: D-50 SERIES
•
VALVE SIZE FOR WHICH DESIGNED: 4.000 INCHES AND 6.000 INCHES IN
•
MATERIAL: STEEL COMP 416
TECHNICAL CHARACTERISTICS
VALVE TYPE FOR WHICH DESIGNEDRELIEF
STEM ACTUATING END TYPETHREADED INTERNALLY
VALVE MODEL NUMBER FOR WHICH DESIGNEDD-50 SERIES
VALVE SIZE FOR WHICH DESIGNED4.000 INCHES AND 6.000 INCHES IN
MATERIALSTEEL COMP 416
SUBSTITUTES & CROSS-REFERENCES 2
NMP1569 FIND 8Reference document
Same NSN cross-reference
Reference document — Secondary reference
004.307.0377NReference 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 NMP1569?
NMP1569 is a STEM,FLUID VALVE.
What parts can replace NMP1569?
There are 2 known substitutes for NMP1569: NMP1569 FIND 8, 004.307.0377N. Substitute compatibility should be verified for your specific system.
What is the NSN for NMP1569?
NMP1569 is cataloged in the U.S. Government catalog under NSN 4820-01-408-5701. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.