620-9-8 — VALVE,SAFETY RELIEF

✓ Government record, cited

Bestway · GATE VALVE

PRODUCT OVERVIEW

620-9-8: VALVE,SAFETY RELIEF.

- 3 adaptors for valve - Inflates and deflates - Content: One electric pump. Key specifications include material: STEEL UNS K15590 OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, coil_quantity: 7-1/2, stock_diameter: 0.162 INCHES NOMINAL IN, inside_diameter: 0.562 INCHES NOMINAL IN, style_designator: CYLINDRICAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-113-6014, 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

620-9-8

NSN: 4820-00-113-6014
NIINs: 001136014, 009674839
FSC: 4820 — Valves, Nonpowered
CAGE: 86768 — TELEDYNE INDUSTRIES INC TELEDYNE FLUID SYSTEMS REPUBLIC BUSINESS UNIT (USA)

SPECIFICATIONS

material	STEEL UNS K15590 OVERALL
end_style	SPRING END,SQUARED AND GROUND BOTH ENDS
coil_quantity	7-1/2
stock_diameter	0.162 INCHES NOMINAL IN
inside_diameter	0.562 INCHES NOMINAL IN
style_designator	CYLINDRICAL
surface_treatment	CADMIUM OVERALL
spring_free_length	1.750 INCHES NOMINAL IN
coil_helix_direction	RIGHT-HAND OR LEFT-HAND
spring_deflection_rate	474.000 POUNDS PER INCH NOMINAL LBS
spring_free_outside_diameter	0.886 INCHES NOMINAL IN
spring_solid_outside_diameter	0.886 INCHES NOMINAL IN
NSN	4820-00-113-6014

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED

•

CONNECTION STYLE: GASKET SEAL(BOSS) ALL ENDS

•

STYLE DESIGNATOR: ANGLE

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.500 INCHES ALL ENDS IN

•

OPERATING PRESSURE: 1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

FEATURES PROVIDED: VALVE STEM LOCK SHIELD AND BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE

•

BONNET TYPE: INSIDE SPRING

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE LOCATION NOT OTHERWISE SPECIFIED
CONNECTION STYLE	GASKET SEAL(BOSS) ALL ENDS
STYLE DESIGNATOR	ANGLE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.500 INCHES ALL ENDS IN
OPERATING PRESSURE	1500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
FEATURES PROVIDED	VALVE STEM LOCK SHIELD AND BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
BONNET TYPE	INSIDE SPRING
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.750 INCHES ALL ENDS IN

SUBSTITUTES & CROSS-REFERENCES 2

620B9-8-2Reference document

Same NSN cross-reference

Reference document — Secondary reference

64A98C680-1Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 620-9-8?

620-9-8 is a VALVE,SAFETY RELIEF manufactured by Bestway.

What parts can replace 620-9-8?

There are 2 known substitutes for 620-9-8: 620B9-8-2, 64A98C680-1. Substitute compatibility should be verified for your specific system.

What is the NSN for 620-9-8?

620-9-8 is cataloged in the U.S. Government catalog under NSN 4820-00-113-6014. This indicates validated use in U.S. government and defense supply chains.

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