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346554PC4 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

346554PC4: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, seat_radius: 0.005 INCHES NOMINAL IN, thread_class: 3A SINGLE THREADED PORTION A, thread_length: 0.053 INCHES NOMINAL SINGLE THREADED PORTION IN, overall_height: 0.100 INCHES NOMINAL IN, style_designator: PLAIN THREADED. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-175-1981, 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
346554PC4
NSN: 4820-00-175-1981
FSC: 4820 — Valves, Nonpowered
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
seat_radius0.005 INCHES NOMINAL IN
thread_class3A SINGLE THREADED PORTION A
thread_length0.053 INCHES NOMINAL SINGLE THREADED PORTION IN
overall_height0.100 INCHES NOMINAL IN
style_designatorPLAIN THREADED
seat_angle_in_deg5.000 MINIMUM AND 30.000 MAXIMUM
nominal_thread_size0.562 INCHES SINGLE THREADED PORTION IN
body_inside_diameter0.375 INCHES NOMINAL IN
seating_surface_shapeANGULAR
thread_series_designatorUNF SINGLE THREADED PORTION
material_document_and_classificationQQ-B-611-B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN4820-00-175-1981
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 346554PC4 · 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
•
THREAD LENGTH: 0.053 INCHES NOMINAL SINGLE THREADED PORTION IN
•
STYLE DESIGNATOR: PLAIN THREADED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-B-611-B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.375 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.562 INCHES SINGLE THREADED PORTION IN
•
SEAT RADIUS: 0.005 INCHES NOMINAL IN
•
THREAD CLASS: 3A SINGLE THREADED PORTION A
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.100 INCHES NOMINAL IN
THREAD LENGTH0.053 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATORPLAIN THREADED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-B-611-B FED SPEC SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER0.375 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.562 INCHES SINGLE THREADED PORTION IN
SEAT RADIUS0.005 INCHES NOMINAL IN
THREAD CLASS3A SINGLE THREADED PORTION A
MATERIALCOPPER ALLOY OVERALL
SEAT ANGLE IN DEG5.000 MINIMUM AND 30.000 MAXIMUM
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 346554PC4?
346554PC4 is a SEAT,VALVE.
What is the NSN for 346554PC4?
346554PC4 is cataloged in the U.S. Government catalog under NSN 4820-00-175-1981. This indicates validated use in U.S. government and defense supply chains.
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