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A7599.001.127 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A7599.001.127: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, thread_class: 2A FIRST THREADED PORTION A, overall_height: 1.281 INCHES NOMINAL IN, style_designator: DOUBLE FLANGED, nominal_thread_size: 1.000 INCHES FIRST THREADED PORTION IN, body_inside_diameter: 0.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-262-5219, 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
A7599.001.127
NSN: 4820-01-262-5219
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
thread_class2A FIRST THREADED PORTION A
overall_height1.281 INCHES NOMINAL IN
style_designatorDOUBLE FLANGED
nominal_thread_size1.000 INCHES FIRST THREADED PORTION IN
body_inside_diameter0.500 INCHES NOMINAL IN
thread_series_designatorUNEF FIRST THREADED PORTION
NSN4820-01-262-5219
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A7599.001.127 · 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
•
STYLE DESIGNATOR: DOUBLE FLANGED
•
BODY INSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 1.000 INCHES FIRST THREADED PORTION IN
•
THREAD CLASS: 2A SECOND THREADED PORTION A
•
MATERIAL: NICKEL ALLOY SEAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.281 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE FLANGED
BODY INSIDE DIAMETER0.500 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.000 INCHES FIRST THREADED PORTION IN
NOMINAL THREAD SIZE1.125 INCHES SECOND THREADED PORTION IN
THREAD CLASS2A SECOND THREADED PORTION A
THREAD CLASS2A FIRST THREADED PORTION A
MATERIALNICKEL ALLOY SEAT
THREAD SERIES DESIGNATORUNEF SECOND THREADED PORTION
THREAD SERIES DESIGNATORUNEF FIRST THREADED PORTION
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 A7599.001.127?
A7599.001.127 is a SEAT,VALVE.
What is the NSN for A7599.001.127?
A7599.001.127 is cataloged in the U.S. Government catalog under NSN 4820-01-262-5219. 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.