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A10429-001-156 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

A10429-001-156: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-582-4056, 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
A10429-001-156
NSN: 4820-00-582-4056
NIINs: 005824056, 012830672
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS
NSN4820-00-582-4056
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: A10429-001-156 · 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: 0.625 INCHES NOMINAL IN
•
FLANGE DIAMETER: 1.188 INCHES NOMINAL IN
•
THREAD LENGTH: 0.625 INCHES NOMINAL SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: FAUCET
•
BODY INSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 1.125 INCHES SINGLE THREADED PORTION IN
•
UNDER FLANGE HEIGHT: 0.875 INCHES NOMINAL IN
•
THREAD CLASS: 2A SINGLE THREADED PORTION A
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.625 INCHES NOMINAL IN
FLANGE DIAMETER1.188 INCHES NOMINAL IN
THREAD LENGTH0.625 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATORFAUCET
BODY INSIDE DIAMETER0.500 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.125 INCHES SINGLE THREADED PORTION IN
UNDER FLANGE HEIGHT0.875 INCHES NOMINAL IN
THREAD CLASS2A SINGLE THREADED PORTION A
THREAD QUANTITY PER INCH18 SINGLE THREADED PORTION
MATERIALNICKEL ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
10429001156Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A10429-001-136Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A10429-001-156?
A10429-001-156 is a SEAT,VALVE.
What parts can replace A10429-001-156?
There are 2 known substitutes for A10429-001-156: 10429001156, A10429-001-136. Substitute compatibility should be verified for your specific system.
What is the NSN for A10429-001-156?
A10429-001-156 is cataloged in the U.S. Government catalog under NSN 4820-00-582-4056. 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.