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131-56730 — COCK,SHUTOFF,SCREW STEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

131-56730: COCK,SHUTOFF,SCREW STEM.

The COCK,SHUTOFF,SCREW STEM is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, seat_angle: 45.0 DEGREES FIRST END, thread_class: 3A FIRST END A, connection_type: THREADED EXTERNAL PIPE SECOND END, connection_style: PLAIN (PIPE) SECOND END, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-289-3378, 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
131-56730
NSN: 4820-00-289-3378
FSC: 4820 — Valves, Nonpowered
CAGE: 01276 — DANFOSS POWER SOLUTIONS II, LLC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
seat_angle45.0 DEGREES FIRST END
thread_class3A FIRST END A
connection_typeTHREADED EXTERNAL PIPE SECOND END
connection_stylePLAIN (PIPE) SECOND END
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND FIRST END
flow_control_devicePLUG
nominal_thread_size0.500 INCHES FIRST END IN
valve_operation_methodMANUAL
thread_quantity_per_inch18 SECOND END
thread_series_designatorUNF FIRST END
NSN4820-00-289-3378
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 131-56730 · 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
•
FLOW CONTROL DEVICE: PLUG
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.250 INCHES SECOND END IN
•
CONNECTION STYLE: FLARED (TUBE) FIRST END
•
CONNECTION TYPE: THREADED EXTERNAL PIPE SECOND END
•
STYLE DESIGNATOR: STRAIGHT THRU
•
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.312 INCHES FIRST END IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPLUG
NOMINAL PIPE SIZE ACCOMMODATED0.250 INCHES SECOND END IN
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED0.312 INCHES FIRST END IN
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
SUBSTITUTES & CROSS-REFERENCES 8
204SAEReference document
Same NSN cross-reference
Reference document — Secondary reference
9124902Reference document
Same NSN cross-reference
Reference document — Secondary reference
55380142Reference document
Same NSN cross-reference
Reference document — Secondary reference
608520Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
74716873-0Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
13NF4A531BPC26Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 131-56730?
131-56730 is a COCK,SHUTOFF,SCREW STEM.
What parts can replace 131-56730?
There are 8 known substitutes for 131-56730: 204SAE, 9124902, 55380142 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 131-56730?
131-56730 is cataloged in the U.S. Government catalog under NSN 4820-00-289-3378. This indicates validated use in U.S. government and defense supply chains.
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