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940029-2 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

940029-2: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303S OVERALL, overall_height: 0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN, special_features: 125 MICROINCH FINISH OVERALL, style_designator: PLAIN, body_inside_diameter: 0.171 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN, body_outside_diameter: 0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-404-0159, 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
940029-2
NSN: 4810-00-404-0159
FSC: 4810 — Valves, Powered
CAGE: 64547 — HONEYWELL INTERNATIONAL, INC DIV AEROSPACE-TUCSON (USA)
SPECIFICATIONS
materialSTEEL COMP 303S OVERALL
overall_height0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
special_features125 MICROINCH FINISH OVERALL
style_designatorPLAIN
body_inside_diameter0.171 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
body_outside_diameter0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
seating_surface_shapeFLAT
NSN4810-00-404-0159
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 940029-2 · 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
•
BODY OUTSIDE DIAMETER: 0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 0.171 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 303S OVERALL
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.060 INCHES MINIMUM AND 0.063 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.260 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER0.171 INCHES MINIMUM AND 0.172 INCHES MAXIMUM IN
SPECIAL FEATURES125 MICROINCH FINISH OVERALL
MATERIALSTEEL COMP 303S OVERALL
SEATING SURFACE SHAPEFLAT
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
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 940029-2?
940029-2 is a SEAT,VALVE.
What is the NSN for 940029-2?
940029-2 is cataloged in the U.S. Government catalog under NSN 4810-00-404-0159. 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.