AD-B686-62D8 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

AD-B686-62D8: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING FLOW CONTROL DEVICE, style_designator: STRAIGHT THRU, surface_treatment: PASSIVATE, operating_pressure: 225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS, flow_control_device: POPPET, maximum_operating_temp: 200.0 FAHRENHEIT SINGLE RESPONSE DEGF. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-349-0404, 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

AD-B686-62D8

NSN: 4820-01-349-0404
FSC: 4820 — Valves, Nonpowered
CAGE: 18350 — PALL AEROPOWER CORPORATION (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING FLOW CONTROL DEVICE
style_designator	STRAIGHT THRU
surface_treatment	PASSIVATE
operating_pressure	225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_device	POPPET
maximum_operating_temp	200.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	AUTOMATIC
end_item_identification	B-1B SPOIL RESERV MOD
media_for_which_designed	HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
material_document_and_classification	AMS 5659,15-5 PH FED SPEC SINGLE MATERIAL RESPONSE BODY
NSN	4820-01-349-0404

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

STYLE DESIGNATOR: STRAIGHT THRU

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5629,PH 13-8 MO FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE

•

OPERATING PRESSURE: 225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

MAXIMUM OPERATING TEMP: 200.0 FAHRENHEIT SINGLE RESPONSE DEGF

•

SURFACE TREATMENT: PASSIVATE

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
STYLE DESIGNATOR	STRAIGHT THRU
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5629,PH 13-8 MO FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5659,15-5 PH FED SPEC SINGLE MATERIAL RESPONSE BODY
OPERATING PRESSURE	225.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
MAXIMUM OPERATING TEMP	200.0 FAHRENHEIT SINGLE RESPONSE DEGF
SPECIAL FEATURES	ITEM CONSISTS OF: 1 BODY,P/N AC-B686-62D81; 1 POPPET,P/N AC-B686- 62D82; 1 LOCKNUT,P/N AB-B686-62D83,STAINLESS STEEL 300 SERIES; 1 SPRING AA-B686-62D84,STAINLESS STEEL,MIL-W-42078,17-7 PH; THD DATA: 0.5000-20UNJF-3A,MIL-S-8879; OVERALL LGTH 1.090 IN. A
SURFACE TREATMENT	PASSIVATE
MEDIA FOR WHICH DESIGNED	HYDRAULIC FLUID, PETROLEUM BASE SINGLE RESPONSE
END ITEM IDENTIFICATION	B-1B SPOIL RESERV MOD

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Demilitarization required — mutilation

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FREQUENTLY ASKED QUESTIONS

What is AD-B686-62D8?

AD-B686-62D8 is a VALVE,CHECK.

What is the NSN for AD-B686-62D8?

AD-B686-62D8 is cataloged in the U.S. Government catalog under NSN 4820-01-349-0404. This indicates validated use in U.S. government and defense supply chains.

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