NMP1550 — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

NMP1550: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY BODY, valve_size: 1.500 INCHES IN, bonnet_type: INSIDE SPRING, flange_shape: ROUND WITH HOLES ALL ENDS, overall_height: 0.438 INCHES NOMINAL IN, connection_type: FLANGE ALL ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-266-1322, 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

NMP1550

NSN: 4820-01-266-1322
NIINs: 012661322, 012670659
FSC: 4820 — Valves, Nonpowered
CAGE: 75954 — KUNKLE INDUSTRIES INC LONERGAN VALVE DIV (USA)

SPECIFICATIONS

material	NICKEL ALLOY BODY
valve_size	1.500 INCHES IN
bonnet_type	INSIDE SPRING
flange_shape	ROUND WITH HOLES ALL ENDS
overall_height	0.438 INCHES NOMINAL IN
connection_type	FLANGE ALL ENDS
inside_diameter	0.500 INCHES NOMINAL IN
pressure_rating	150.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS
outside_diameter	1.285 INCHES NOMINAL IN
style_designator	ANGLE FLANGED ENDS
nominal_thickness	0.562 INCHES SECOND END IN
bolt_hole_quantity	4 ALL ENDS
NSN	4820-01-266-1322

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

FLANGE SHAPE: ROUND WITH HOLES ALL ENDS

•

FLANGE FACE DESIGN: PLAIN ALL ENDS

•

BOLT CIRCLE NOMINAL DIAMETER: 6.000 INCHES SECOND END IN

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: ANGLE FLANGED ENDS

•

BOLT HOLE NOMINAL DIAMETER: 0.750 INCHES SECOND END IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGN	PLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	6.000 INCHES SECOND END IN
BOLT CIRCLE NOMINAL DIAMETER	3.875 INCHES FIRST END IN
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	ANGLE FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER	0.750 INCHES SECOND END IN
BOLT HOLE NOMINAL DIAMETER	0.625 INCHES FIRST END IN
VALVE SIZE	1.500 INCHES IN

SUBSTITUTES & CROSS-REFERENCES 5

NMP155001S0026Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

NMP1550 OPTION-A 26T33PSIReference document

Same NSN cross-reference

Reference document — Secondary reference

DS10H-SP,NMP1550 OPT-A26T33PSIReference document

Same NSN cross-reference

Reference document — Secondary reference

DS10H-SP,NMP155Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

NMP1550 OPTION-AReference 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 NMP1550?

NMP1550 is a VALVE,SAFETY RELIEF.

What parts can replace NMP1550?

There are 5 known substitutes for NMP1550: NMP155001S0026, NMP1550 OPTION-A 26T33PSI, DS10H-SP,NMP1550 OPT-A26T33PSI and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for NMP1550?

NMP1550 is cataloged in the U.S. Government catalog under NSN 4820-01-266-1322. This indicates validated use in U.S. government and defense supply chains.

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