SD-3-MN — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

SD-3-MN: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 BODY, valve_size: 0.375 INCHES IN, face_to_face_distance: 1.875 INCHES IN, valve_operation_method: AUTOMATIC, end_item_identification: MISC PARTS AUXILIARY SYSTEMS LCS1, part_name_assigned_by_controlling_agency: BACKFLOW PREVENTER WATTS SD-3. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-554-8679, 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

SD-3-MN

NSN: 4820-01-554-8679
FSC: 4820 — Valves, Nonpowered
CAGE: 79227 — WATTS REGULATOR COMPANY (USA)

SPECIFICATIONS

material	STEEL COMP 316 BODY
valve_size	0.375 INCHES IN
special_features	DUAL CHECK WITH ATMOSPHERIC PORT DESIGNED FOR THE PROTECTION OF THE WATER SUPPLY FROM CARBON DIOXIDE GAS AND CARBONATED WATER
face_to_face_distance	1.875 INCHES IN
valve_operation_method	AUTOMATIC
end_item_identification	MISC PARTS AUXILIARY SYSTEMS LCS1
part_name_assigned_by_controlling_agency	BACKFLOW PREVENTER WATTS SD-3
NSN	4820-01-554-8679

COMPONENT DIAGRAM

KEY FEATURES

•

VALVE SIZE: 0.375 INCHES IN

•

FACE TO FACE DISTANCE: 1.875 INCHES IN

•

MATERIAL: STEEL COMP 316 BODY

•

VALVE OPERATION METHOD: AUTOMATIC

TECHNICAL CHARACTERISTICS

VALVE SIZE	0.375 INCHES IN
SPECIAL FEATURES	DUAL CHECK WITH ATMOSPHERIC PORT DESIGNED FOR THE PROTECTION OF THE WATER SUPPLY FROM CARBON DIOXIDE GAS AND CARBONATED WATER
FACE TO FACE DISTANCE	1.875 INCHES IN
PART NAME ASSIGNED BY CONTROLLING AGENCY	BACKFLOW PREVENTER WATTS SD-3
END ITEM IDENTIFICATION	MISC PARTS AUXILIARY SYSTEMS LCS1
MATERIAL	STEEL COMP 316 BODY
VALVE OPERATION METHOD	AUTOMATIC

OTHER ITEMS IN FSC 4820 — Valves, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230

SUBSTITUTES & CROSS-REFERENCES 1

3/8 SD-3-MNSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 SD-3-MN?

SD-3-MN is a VALVE,CHECK.

What parts can replace SD-3-MN?

There is 1 known substitute for SD-3-MN: 3/8 SD-3-MN. Substitute compatibility should be verified for your specific system.

What is the NSN for SD-3-MN?

SD-3-MN is cataloged in the U.S. Government catalog under NSN 4820-01-554-8679. This indicates validated use in U.S. government and defense supply chains.

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