S311-3A-S1 — VALVE,BALL

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

S311-3A-S1: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 400 STEM, style_designator: STRAIGHT THRU, valve_operation_method: MANUAL, end_item_identification: ARLEIGH BURKE CLASS DDG, material_document_and_classification: QQ-S-763 CL. 316, COND.

A FED SPEC SINGLE MATERIAL RESPONSE BODY, part_name_assigned_by_controlling_agency: 1/2 IN. BALL VALVE, SST. CONSTRUCTION, SCH.

40 SW. MONEL STEM, WITH BNL-SW-1 LIMIT SWITCH IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-495-8103, 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

S311-3A-S1

NSN: 4820-01-495-8103
FSC: 4820 — Valves, Nonpowered
CAGE: 0AZ22 — B N L INDUSTRIES INC (USA)

SPECIFICATIONS

material	NICKEL ALLOY 400 STEM
style_designator	STRAIGHT THRU
valve_operation_method	MANUAL
end_item_identification	ARLEIGH BURKE CLASS DDG
material_document_and_classification	QQ-S-763 CL. 316, COND. A FED SPEC SINGLE MATERIAL RESPONSE BODY
part_name_assigned_by_controlling_agency	1/2 IN. BALL VALVE, SST. CONSTRUCTION, SCH. 40 SW. MONEL STEM, WITH BNL-SW-1 LIMIT SWITCH IN
NSN	4820-01-495-8103

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: STRAIGHT THRU

•

MATERIAL DOCUMENT AND CLASSIFICATION: L-P-403 FED SPEC SINGLE MATERIAL RESPONSE SEAT

•

MATERIAL: STEEL CORROSION RESISTING BODY

TECHNICAL CHARACTERISTICS

STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	L-P-403 FED SPEC SINGLE MATERIAL RESPONSE SEAT
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-N-281 CL. A FED SPEC SINGLE MATERIAL RESPONSE STEM
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-763 CL. 316, COND. A FED SPEC SINGLE MATERIAL RESPONSE BODY
PART NAME ASSIGNED BY CONTROLLING AGENCY	1/2 IN. BALL VALVE, SST. CONSTRUCTION, SCH. 40 SW. MONEL STEM, WITH BNL-SW-1 LIMIT SWITCH IN
END ITEM IDENTIFICATION	ARLEIGH BURKE CLASS DDG
MATERIAL	STEEL CORROSION RESISTING BODY
MATERIAL	NICKEL ALLOY 400 STEM
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE SEAT
VALVE OPERATION METHOD	MANUAL

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

HBV-A2-04-0007 ASSY S311-3A-S1Reference 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 S311-3A-S1?

S311-3A-S1 is a VALVE,BALL.

What parts can replace S311-3A-S1?

There is 1 known substitute for S311-3A-S1: HBV-A2-04-0007 ASSY S311-3A-S1. Substitute compatibility should be verified for your specific system.

What is the NSN for S311-3A-S1?

S311-3A-S1 is cataloged in the U.S. Government catalog under NSN 4820-01-495-8103. This indicates validated use in U.S. government and defense supply chains.

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