1281-005 400 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

1281-005 400: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY FLOW CONTROL DEVICE, valve_size: 4.000 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: STRAIGHT THRU FLANGED ENDS, mounting_position: HORIZONTAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-349-7227, 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

1281-005 400

NSN: 4820-01-349-7227
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)

SPECIFICATIONS

material	NICKEL ALLOY FLOW CONTROL DEVICE
valve_size	4.000 INCHES IN
flange_shape	ROUND WITH HOLES ALL ENDS
connection_type	FLANGE ALL ENDS
style_designator	STRAIGHT THRU FLANGED ENDS
mounting_position	HORIZONTAL
nominal_thickness	0.500 INCHES ALL ENDS IN
bolt_hole_quantity	8 ALL ENDS
flange_face_design	PLAIN ALL ENDS
operating_pressure	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_device	DISK
face_to_face_distance	11.750 INCHES IN
NSN	4820-01-349-7227

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: 6.562 INCHES ALL ENDS IN

•

MOUNTING POSITION: HORIZONTAL

•

CONNECTION TYPE: FLANGE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS

•

BOLT HOLE NOMINAL DIAMETER: 0.562 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
FLANGE SHAPE	ROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGN	PLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER	6.562 INCHES ALL ENDS IN
MOUNTING POSITION	HORIZONTAL
CONNECTION TYPE	FLANGE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER	0.562 INCHES ALL ENDS IN
OPERATING PRESSURE	150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
VALVE SIZE	4.000 INCHES IN

SUBSTITUTES & CROSS-REFERENCES 3

1281-NReference document

Same NSN cross-reference

Reference document — Drawing number reference only

5021BM-0400Reference document

Same NSN cross-reference

Reference document — Secondary reference

1281-005 4 INCHReference 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 1281-005 400?

1281-005 400 is a VALVE,CHECK.

What parts can replace 1281-005 400?

There are 3 known substitutes for 1281-005 400: 1281-N, 5021BM-0400, 1281-005 4 INCH. Substitute compatibility should be verified for your specific system.

What is the NSN for 1281-005 400?

1281-005 400 is cataloged in the U.S. Government catalog under NSN 4820-01-349-7227. This indicates validated use in U.S. government and defense supply chains.

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