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H2637PC37 — VALVE,SAFETY RELIEF

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

H2637PC37: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: BRONZE BODY, style_designator: STRAIGHT THRU, flow_control_device: DISK, valve_operation_method: AUTOMATIC. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-323-5863, 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
H2637PC37
NSN: 4820-01-323-5863
FSC: 4820 — Valves, Nonpowered
CAGE: 16712 — SIEMENS ENERGY, INC. (USA)
SPECIFICATIONS
materialBRONZE BODY
style_designatorSTRAIGHT THRU
flow_control_deviceDISK
valve_operation_methodAUTOMATIC
NSN4820-01-323-5863
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: H2637PC37 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLOW CONTROL DEVICE: DISK
•
STYLE DESIGNATOR: STRAIGHT THRU
•
MATERIAL: BRONZE BODY
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
STYLE DESIGNATORSTRAIGHT THRU
MATERIALBRONZE BODY
VALVE OPERATION METHODAUTOMATIC
SUBSTITUTES & CROSS-REFERENCES 1
H2637Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
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 H2637PC37?
H2637PC37 is a VALVE,SAFETY RELIEF.
What parts can replace H2637PC37?
There is 1 known substitute for H2637PC37: H2637. Substitute compatibility should be verified for your specific system.
What is the NSN for H2637PC37?
H2637PC37 is cataloged in the U.S. Government catalog under NSN 4820-01-323-5863. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.