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2773158-101 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2773158-101: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 BODY, overall_height: 0.125 INCHES NOMINAL IN, style_designator: PLAIN, surface_treatment: PASSIVATE BODY, body_inside_diameter: 0.079 INCHES NOMINAL IN, body_outside_diameter: 0.398 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-114-8439, 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
2773158-101
NSN: 4810-01-114-8439
FSC: 4810 — Valves, Powered
CAGE: 3H889 — PARKER-HANNIFIN CORPORATION DBA PNEUTRONICS (USA)
SPECIFICATIONS
materialSTEEL COMP 303 BODY
overall_height0.125 INCHES NOMINAL IN
style_designatorPLAIN
surface_treatmentPASSIVATE BODY
body_inside_diameter0.079 INCHES NOMINAL IN
body_outside_diameter0.398 INCHES NOMINAL IN
seating_surface_shapeFLAT
material_document_and_classificationQQ-S-764,COND B FED SPEC SINGLE MATERIAL RESPONSE BODY
NSN4810-01-114-8439
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2773158-101 · 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: 0.398 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764,COND B FED SPEC SINGLE MATERIAL RESPONSE BODY
•
BODY INSIDE DIAMETER: 0.079 INCHES NOMINAL IN
•
SURFACE TREATMENT: PASSIVATE BODY
•
MATERIAL: STEEL COMP 303 BODY
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.125 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.398 INCHES NOMINAL IN
STYLE DESIGNATORPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-764,COND B FED SPEC SINGLE MATERIAL RESPONSE BODY
BODY INSIDE DIAMETER0.079 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE BODY
MATERIALSTEEL COMP 303 BODY
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 1
10163758Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2773158-101?
2773158-101 is a SEAT,VALVE.
What parts can replace 2773158-101?
There is 1 known substitute for 2773158-101: 10163758. Substitute compatibility should be verified for your specific system.
What is the NSN for 2773158-101?
2773158-101 is cataloged in the U.S. Government catalog under NSN 4810-01-114-8439. 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.