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8975-040-031SG — VALVE,GATE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

8975-040-031SG: VALVE,GATE.

The VALVE,GATE is a the manufacturer industrial component. Key specifications include material: STEEL, taper_length: 5.280 INCHES NOMINAL IN, taper_minor_diameter: 3.445 INCHES MINIMUM AND 3.495 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-626-3679, 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
8975-040-031SG
NSN: 4820-01-626-3679
FSC: 4820 — Valves, Nonpowered
CAGE: 57574 — VELAN VALVE CORP. (USA)
SPECIFICATIONS
materialSTEEL
taper_length5.280 INCHES NOMINAL IN
taper_minor_diameter3.445 INCHES MINIMUM AND 3.495 INCHES MAXIMUM IN
NSN4820-01-626-3679
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 8975-040-031SG · 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
SUBSTITUTES & CROSS-REFERENCES 2
8872 ITEM NO 06-1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
8957-040-031SReference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8975-040-031SG?
8975-040-031SG is a VALVE,GATE.
What parts can replace 8975-040-031SG?
There are 2 known substitutes for 8975-040-031SG: 8872 ITEM NO 06-1, 8957-040-031S. Substitute compatibility should be verified for your specific system.
What is the NSN for 8975-040-031SG?
8975-040-031SG is cataloged in the U.S. Government catalog under NSN 4820-01-626-3679. 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.