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L31370 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

L31370: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: ALUMINUM OVERALL, flange_diameter: 1.617 INCHES NOMINAL IN, style_designator: FAUCET, surface_treatment: ANODIZE OVERALL, under_flange_height: 1.234 INCHES NOMINAL IN, body_inside_diameter: 0.751 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-285-4323, 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
L31370
NSN: 4810-00-285-4323
FSC: 4810 — Valves, Powered
CAGE: 10988 — CNH INDUSTRIAL AMERICA LLC DBA CNH AMERICA (USA)
SPECIFICATIONS
materialALUMINUM OVERALL
flange_diameter1.617 INCHES NOMINAL IN
style_designatorFAUCET
surface_treatmentANODIZE OVERALL
under_flange_height1.234 INCHES NOMINAL IN
body_inside_diameter0.751 INCHES NOMINAL IN
body_outside_diameter1.141 INCHES NOMINAL IN
seating_surface_shapeFLAT
end_item_identification3805-01-030-2816
flange_seat_to_disk_end_height0.110 INCHES NOMINAL IN
NSN4810-00-285-4323
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: L31370 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.110 INCHES NOMINAL IN
•
FLANGE DIAMETER: 1.617 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.141 INCHES NOMINAL IN
•
STYLE DESIGNATOR: FAUCET
•
BODY INSIDE DIAMETER: 0.751 INCHES NOMINAL IN
•
SURFACE TREATMENT: ANODIZE OVERALL
•
UNDER FLANGE HEIGHT: 1.234 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.110 INCHES NOMINAL IN
FLANGE DIAMETER1.617 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.141 INCHES NOMINAL IN
STYLE DESIGNATORFAUCET
BODY INSIDE DIAMETER0.751 INCHES NOMINAL IN
SURFACE TREATMENTANODIZE OVERALL
UNDER FLANGE HEIGHT1.234 INCHES NOMINAL IN
END ITEM IDENTIFICATION3805-01-030-2816
MATERIALALUMINUM OVERALL
SEATING SURFACE SHAPEFLAT
SUBSTITUTES & CROSS-REFERENCES 2
393572C1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
9034083Reference document
Same NSN cross-reference
Reference document — Secondary 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 L31370?
L31370 is a SEAT,VALVE.
What parts can replace L31370?
There are 2 known substitutes for L31370: 393572C1, 9034083. Substitute compatibility should be verified for your specific system.
What is the NSN for L31370?
L31370 is cataloged in the U.S. Government catalog under NSN 4810-00-285-4323. 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.