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6856983 — VALVE,CROSS

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6856983: VALVE,CROSS.

The VALVE,CROSS is a the manufacturer industrial component. Key specifications include seat_angle: 37.0 DEGREES FIRST END, thread_class: 3A THIRD END A, connection_type: THREADED EXTERNAL TUBE FIRST END, connection_style: FLARED (TUBE) FIRST END, style_designator: CROSS FLANGED ENDS, thread_direction: RIGHT-HAND THIRD END. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-774-8353, 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
6856983
NSN: 4820-00-774-8353
FSC: 4820 — Valves, Nonpowered
CAGE: 63005 — ROLLS-ROYCE CORPORATION (USA)
SPECIFICATIONS
seat_angle37.0 DEGREES FIRST END
thread_class3A THIRD END A
connection_typeTHREADED EXTERNAL TUBE FIRST END
connection_styleFLARED (TUBE) FIRST END
style_designatorCROSS FLANGED ENDS
thread_directionRIGHT-HAND THIRD END
flow_control_devicePISTON
nominal_thread_size0.5625 INCHES THIRD END IN
valve_operation_methodAUTOMATIC
thread_series_designatorUNF THIRD END
NSN4820-00-774-8353
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6856983 · 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: PISTON
•
CONNECTION STYLE: FLARED (TUBE) FIRST END
•
CONNECTION TYPE: THREADED EXTERNAL TUBE FIRST END
•
STYLE DESIGNATOR: CROSS FLANGED ENDS
•
THREAD DIRECTION: RIGHT-HAND THIRD END
•
NOMINAL THREAD SIZE: 0.5625 INCHES THIRD END IN
•
SEAT ANGLE: 37.0 DEGREES FIRST END
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEPISTON
CONNECTION STYLEFLARED (TUBE) FIRST END
CONNECTION TYPETHREADED EXTERNAL TUBE FIRST END
STYLE DESIGNATORCROSS FLANGED ENDS
THREAD DIRECTIONRIGHT-HAND THIRD END
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.5625 INCHES THIRD END IN
SEAT ANGLE37.0 DEGREES FIRST END
THREAD CLASS3A FIRST END A
THREAD CLASS3A THIRD END A
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
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6856983?
6856983 is a VALVE,CROSS.
What is the NSN for 6856983?
6856983 is cataloged in the U.S. Government catalog under NSN 4820-00-774-8353. This indicates validated use in U.S. government and defense supply chains.
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