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1D6671-2507 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1D6671-2507: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, seat_radius: 0.220 INCHES NOMINAL IN, flange_diameter: 1.425 INCHES NOMINAL IN, under_flange_height: 0.472 INCHES NOMINAL IN, seating_surface_shape: RADIAL, flange_seat_to_disk_end_height: 0.100 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-137-5349, 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
1D6671-2507
NSN: 4820-01-137-5349
FSC: 4820 — Valves, Nonpowered
CAGE: 22508 — FISHER CONTROLS CO INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
seat_radius0.220 INCHES NOMINAL IN
flange_diameter1.425 INCHES NOMINAL IN
under_flange_height0.472 INCHES NOMINAL IN
seating_surface_shapeRADIAL
flange_seat_to_disk_end_height0.100 INCHES NOMINAL IN
NSN4820-01-137-5349
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1D6671-2507 · 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: 0.100 INCHES NOMINAL IN
•
FLANGE DIAMETER: 1.425 INCHES NOMINAL IN
•
SEAT RADIUS: 0.220 INCHES NOMINAL IN
•
UNDER FLANGE HEIGHT: 0.472 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
SEATING SURFACE SHAPE: RADIAL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.100 INCHES NOMINAL IN
FLANGE DIAMETER1.425 INCHES NOMINAL IN
SEAT RADIUS0.220 INCHES NOMINAL IN
UNDER FLANGE HEIGHT0.472 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
SEATING SURFACE SHAPERADIAL
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

No substitute or cross-reference records for this part.

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 1D6671-2507?
1D6671-2507 is a SEAT,VALVE.
What is the NSN for 1D6671-2507?
1D6671-2507 is cataloged in the U.S. Government catalog under NSN 4820-01-137-5349. 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.