NMP-305 — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

NMP-305: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL BODY, valve_size: 1.250 INCHES IN, bonnet_type: INSIDE SPRING, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: ANGLE FLANGED ENDS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-222-7499, 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

NMP-305

NSN: 4820-01-222-7499
NIINs: 012227499, 012255799
FSC: 4820 — Valves, Nonpowered
CAGE: 01343 — ANDERSON GREENWOOD LP DBA ANDERSON GREENWOOD CROSBY (USA)

SPECIFICATIONS

material	STEEL BODY
valve_size	1.250 INCHES IN
bonnet_type	INSIDE SPRING
flange_shape	ROUND WITH HOLES ALL ENDS
connection_type	FLANGE ALL ENDS
style_designator	ANGLE FLANGED ENDS
nominal_thickness	0.437 INCHES ALL ENDS IN
bolt_hole_quantity	4 ALL ENDS
flange_face_design	PLAIN ALL ENDS
operating_pressure	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	DISK
NSN	4820-01-222-7499

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: 3.375 INCHES ALL ENDS IN

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: ANGLE FLANGED ENDS

•

BOLT HOLE NOMINAL DIAMETER: 0.562 INCHES ALL ENDS IN

•

OPERATING PRESSURE: 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGN	PLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	3.375 INCHES ALL ENDS IN
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	ANGLE FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER	0.562 INCHES ALL ENDS IN
OPERATING PRESSURE	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS
OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS
OPERATING PRESSURE	200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS

SUBSTITUTES & CROSS-REFERENCES 6

S4824H3129389Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

NMP-305 1 1/4IN 5T10PSIReference document

Same NSN cross-reference

Reference document — Secondary reference

L-3110-B 1 1/4IN 5T10PSIReference document

Same NSN cross-reference

Reference document — Secondary reference

S4824H3129389 1 1/4IN 5T10PSISame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

NMP-305 1 1/4INSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

L-3110-B 1/4INReference document

Same NSN cross-reference

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

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 NMP-305?

NMP-305 is a VALVE,SAFETY RELIEF.

What parts can replace NMP-305?

There are 6 known substitutes for NMP-305: S4824H3129389, NMP-305 1 1/4IN 5T10PSI, L-3110-B 1 1/4IN 5T10PSI and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for NMP-305?

NMP-305 is cataloged in the U.S. Government catalog under NSN 4820-01-222-7499. This indicates validated use in U.S. government and defense supply chains.

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