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4875-F-380 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

4875-F-380: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, flange_diameter: 0.850 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, under_flange_height: 0.115 INCHES NOMINAL IN, body_inside_diameter: 0.313 INCHES NOMINAL IN, body_outside_diameter: 0.590 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-069-1348, 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
4875-F-380
NSN: 4820-01-069-1348
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
flange_diameter0.850 INCHES NOMINAL IN
style_designatorPLAIN FLANGED
under_flange_height0.115 INCHES NOMINAL IN
body_inside_diameter0.313 INCHES NOMINAL IN
body_outside_diameter0.590 INCHES NOMINAL IN
seating_surface_shapeFLAT
flange_seat_to_disk_end_height0.130 INCHES NOMINAL IN
NSN4820-01-069-1348
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 4875-F-380 · 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: 0.130 INCHES NOMINAL IN
•
FLANGE DIAMETER: 0.850 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.590 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN FLANGED
•
BODY INSIDE DIAMETER: 0.313 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.115 INCHES NOMINAL IN
•
MATERIAL: NICKEL ALLOY OVERALL
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.130 INCHES NOMINAL IN
FLANGE DIAMETER0.850 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.590 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN FLANGED
BODY INSIDE DIAMETER0.313 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.115 INCHES NOMINAL IN
MATERIALNICKEL ALLOY OVERALL
SEATING SURFACE SHAPEFLAT
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
SS845-1889587ASSYD1INPC20Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 4875-F-380?
4875-F-380 is a SEAT,VALVE.
What parts can replace 4875-F-380?
There is 1 known substitute for 4875-F-380: SS845-1889587ASSYD1INPC20. Substitute compatibility should be verified for your specific system.
What is the NSN for 4875-F-380?
4875-F-380 is cataloged in the U.S. Government catalog under NSN 4820-01-069-1348. This indicates validated use in U.S. government and defense supply chains.
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