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2526040 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2526040: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, thread_class: 3A SINGLE THREADED PORTION A, overall_height: 2.015 INCHES NOMINAL IN, seat_angle_in_deg: 37.000 NOMINAL, nominal_thread_size: 0.438 INCHES SINGLE THREADED PORTION IN, under_flange_height: 0.785 INCHES MINIMUM AND 0.815 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-248-1709, 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
2526040
NSN: 4810-00-248-1709
FSC: 4810 — Valves, Powered
CAGE: 06848 — HONEYWELL INTERNATIONAL INC DIV AEROSPACE-SOUTH BEND (BENDIX DR) (USA)
SPECIFICATIONS
materialSTEEL OVERALL
thread_class3A SINGLE THREADED PORTION A
overall_height2.015 INCHES NOMINAL IN
seat_angle_in_deg37.000 NOMINAL
nominal_thread_size0.438 INCHES SINGLE THREADED PORTION IN
under_flange_height0.785 INCHES MINIMUM AND 0.815 INCHES MAXIMUM IN
seating_surface_shapeANGULAR
thread_series_designatorUNF SINGLE THREADED PORTION
flange_seat_to_disk_end_height1.215 INCHES NOMINAL IN
NSN4810-00-248-1709
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2526040 · 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: 1.215 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.438 INCHES SINGLE THREADED PORTION IN
•
UNDER FLANGE HEIGHT: 0.785 INCHES MINIMUM AND 0.815 INCHES MAXIMUM IN
•
THREAD CLASS: 3A SINGLE THREADED PORTION A
•
MATERIAL: STEEL OVERALL
•
SEAT ANGLE IN DEG: 37.000 NOMINAL
•
THREAD SERIES DESIGNATOR: UNF SINGLE THREADED PORTION
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT1.215 INCHES NOMINAL IN
OVERALL HEIGHT2.015 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.438 INCHES SINGLE THREADED PORTION IN
UNDER FLANGE HEIGHT0.785 INCHES MINIMUM AND 0.815 INCHES MAXIMUM IN
THREAD CLASS3A SINGLE THREADED PORTION A
MATERIALSTEEL OVERALL
SEAT ANGLE IN DEG37.000 NOMINAL
THREAD SERIES DESIGNATORUNF SINGLE THREADED PORTION
SEATING SURFACE SHAPEANGULAR
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2526040?
2526040 is a SEAT,VALVE.
What is the NSN for 2526040?
2526040 is cataloged in the U.S. Government catalog under NSN 4810-00-248-1709. 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.