1337643 — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

1337643: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING STEM, connection_type: THREADED EXTERNAL PIPE ALL ENDS, connection_style: PLAIN (PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, disk_loading_method: SPRING. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-397-5762, 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

1337643

NSN: 4820-01-397-5762
FSC: 4820 — Valves, Nonpowered
CAGE: 04627 — HYSTER-YALE GROUP, INC. DIV HYSTER-YALE MATERIALS HANDLING (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING STEM
connection_type	THREADED EXTERNAL PIPE ALL ENDS
connection_style	PLAIN (PIPE) ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
disk_loading_method	SPRING
flow_control_device	DISK
nominal_thread_size	0.750 INCHES ALL ENDS IN
valve_operation_method	AUTOMATIC
thread_series_designator	NPT ALL ENDS
NSN	4820-01-397-5762

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

CONNECTION STYLE: PLAIN (PIPE) ALL ENDS

•

CONNECTION TYPE: THREADED EXTERNAL PIPE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 0.750 INCHES ALL ENDS IN

•

DISK LOADING METHOD: SPRING

•

MATERIAL: COPPER ALLOY BODY

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
CONNECTION STYLE	PLAIN (PIPE) ALL ENDS
CONNECTION TYPE	THREADED EXTERNAL PIPE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	0.750 INCHES ALL ENDS IN
DISK LOADING METHOD	SPRING
MATERIAL	COPPER ALLOY BODY
MATERIAL	COPPER ALLOY FLOW CONTROL DEVICE
MATERIAL	RUBBER SEAT

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

S545AKReference document

Same NSN cross-reference

Reference document — Design control — primary reference

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 1337643?

1337643 is a VALVE,SAFETY RELIEF.

What parts can replace 1337643?

There is 1 known substitute for 1337643: S545AK. Substitute compatibility should be verified for your specific system.

What is the NSN for 1337643?

1337643 is cataloged in the U.S. Government catalog under NSN 4820-01-397-5762. This indicates validated use in U.S. government and defense supply chains.

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1337643 — VALVE,SAFETY RELIEF

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