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10671-21 — VALVE,REGULATING,FLUID PRESSURE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

10671-21: VALVE,REGULATING,FLUID PRESSURE.

VALVE,REGULATING,FLUID PRESSURE. Key specifications include filter: NOT INCLUDED, material: STEEL CORROSION RESISTING BODY, valve_stem_design: SINGLE SEAT, flow_control_device: DIAPHRAGM, valve_loading_method: SPRING, remote_actuation_method: DIAPHRAGM. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-065-7010, 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
10671-21
NSN: 4820-00-065-7010
FSC: 4820 — Valves, Nonpowered
CAGE: 41387 — SIEMENS INDUSTRY, INC. DBA SIEMENS ENERGY DIV PROCESS INDUSTRIES AND DRIVES (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialSTEEL CORROSION RESISTING BODY
valve_stem_designSINGLE SEAT
flow_control_deviceDIAPHRAGM
valve_loading_methodSPRING
end_connection_quantity2
remote_actuation_methodDIAPHRAGM
NSN4820-00-065-7010
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 10671-21 · 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: DIAPHRAGM
•
VALVE STEM DESIGN: SINGLE SEAT
•
REMOTE ACTUATION METHOD: DIAPHRAGM
•
END CONNECTION QUANTITY: 2
•
VALVE LOADING METHOD: SPRING
•
MATERIAL: STEEL CORROSION RESISTING BODY
•
FILTER: NOT INCLUDED
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDIAPHRAGM
VALVE STEM DESIGNSINGLE SEAT
REMOTE ACTUATION METHODDIAPHRAGM
END CONNECTION QUANTITY2
VALVE LOADING METHODSPRING
MATERIALSTEEL CORROSION RESISTING BODY
FILTERNOT INCLUDED
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
K97B0002Reference 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 10671-21?
10671-21 is a VALVE,REGULATING,FLUID PRESSURE.
What parts can replace 10671-21?
There is 1 known substitute for 10671-21: K97B0002. Substitute compatibility should be verified for your specific system.
What is the NSN for 10671-21?
10671-21 is cataloged in the U.S. Government catalog under NSN 4820-00-065-7010. 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.