625B-4-4-27 — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

625B-4-4-27: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY OVERALL, bonnet_type: INSIDE SPRING, thread_class: 3B ALL ENDS, connection_type: THREADED INTERNAL BOSS ALL ENDS, connection_style: GASKET SEAL(BOSS) ALL ENDS, style_designator: ANGLE. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-451-0646, 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

625B-4-4-27

NSN: 4820-00-451-0646
FSC: 4820 — Valves, Nonpowered
CAGE: 09990 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS DIV HYDRAULIC VALVE DIVISION (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY OVERALL
bonnet_type	INSIDE SPRING
thread_class	3B ALL ENDS
connection_type	THREADED INTERNAL BOSS ALL ENDS
connection_style	GASKET SEAL(BOSS) ALL ENDS
style_designator	ANGLE
thread_direction	RIGHT-HAND ALL ENDS
features_provided	BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
surface_treatment	ANODIZE LOCATION NOT OTHERWISE SPECIFIED
operating_pressure	3100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	POPPET
NSN	4820-00-451-0646

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: POPPET

•

CONNECTION STYLE: GASKET SEAL(BOSS) ALL ENDS

•

CONNECTION TYPE: THREADED INTERNAL BOSS ALL ENDS

•

STYLE DESIGNATOR: ANGLE

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.250 INCHES ALL ENDS IN

•

OPERATING PRESSURE: 3100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

ADJUSTABLE PRESSURE RANGE: +115.0 TO 250.0 POUNDS PER SQUARE INCH LBS

•

FEATURES PROVIDED: BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	POPPET
CONNECTION STYLE	GASKET SEAL(BOSS) ALL ENDS
CONNECTION TYPE	THREADED INTERNAL BOSS ALL ENDS
STYLE DESIGNATOR	ANGLE
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.250 INCHES ALL ENDS IN
OPERATING PRESSURE	3100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
ADJUSTABLE PRESSURE RANGE	+115.0 TO 250.0 POUNDS PER SQUARE INCH LBS
FEATURES PROVIDED	BONNET PACKING AND PRESSURE TIGHT OUTLET SIDE
BONNET TYPE	INSIDE SPRING
THREAD DIRECTION	RIGHT-HAND ALL ENDS

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

625B4-4-3Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 625B-4-4-27?

625B-4-4-27 is a VALVE,SAFETY RELIEF.

What parts can replace 625B-4-4-27?

There is 1 known substitute for 625B-4-4-27: 625B4-4-3. Substitute compatibility should be verified for your specific system.

What is the NSN for 625B-4-4-27?

625B-4-4-27 is cataloged in the U.S. Government catalog under NSN 4820-00-451-0646. This indicates validated use in U.S. government and defense supply chains.

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