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256132ASSEMBLYATCK4IN — VALVE,BALL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

256132ASSEMBLYATCK4IN: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include valve_size: 4.000 INCHES IN, bonnet_type: PACKING RETAINING, flange_shape: ROUND WITH HOLES FIRST END, connection_type: FLANGE FIRST END, style_designator: STRAIGHT THRU FLANGED ENDS, nominal_thickness: 1.500 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-137-2124, 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
256132ASSEMBLYATCK4IN
NSN: 4820-01-137-2124
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
valve_size4.000 INCHES IN
bonnet_typePACKING RETAINING
flange_shapeROUND WITH HOLES FIRST END
connection_typeFLANGE FIRST END
style_designatorSTRAIGHT THRU FLANGED ENDS
nominal_thickness1.500 INCHES FIRST END IN
bolt_hole_quantity10 FIRST END
flange_face_designPLAIN FIRST END
face_to_face_distance15.500 INCHES IN
valve_operation_methodMANUAL
nominal_outside_diameter8.866 INCHES FIRST END IN
bolt_hole_nominal_diameter0.866 INCHES FIRST END IN
NSN4820-01-137-2124
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 256132ASSEMBLYATCK4IN · 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 SHAPE: ROUND WITH HOLES FIRST END
•
FLANGE FACE DESIGN: PLAIN FIRST END
•
BOLT CIRCLE NOMINAL DIAMETER: 7.188 INCHES FIRST END IN
•
CONNECTION TYPE: FLANGE FIRST END
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
BOLT HOLE NOMINAL DIAMETER: 0.866 INCHES FIRST END IN
•
VALVE SIZE: 4.000 INCHES IN
•
BONNET TYPE: PACKING RETAINING
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES FIRST END
FLANGE FACE DESIGNPLAIN FIRST END
BOLT CIRCLE NOMINAL DIAMETER7.188 INCHES FIRST END IN
CONNECTION TYPEFLANGE FIRST END
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
BOLT HOLE NOMINAL DIAMETER0.866 INCHES FIRST END IN
VALVE SIZE4.000 INCHES IN
BONNET TYPEPACKING RETAINING
NOMINAL OUTSIDE DIAMETER8.866 INCHES FIRST END IN
BOLT HOLE QUANTITY10 FIRST END
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)Demilitarization required — mutilation
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FREQUENTLY ASKED QUESTIONS
What is 256132ASSEMBLYATCK4IN?
256132ASSEMBLYATCK4IN is a VALVE,BALL.
What is the NSN for 256132ASSEMBLYATCK4IN?
256132ASSEMBLYATCK4IN is cataloged in the U.S. Government catalog under NSN 4820-01-137-2124. This indicates validated use in U.S. government and defense supply chains.
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