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D801-1988 — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

D801-1988: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include connection_type: THREADED INTERNAL PIPE FIRST END, connection_style: PLAIN (PIPE) SECOND END, style_designator: ANGLE, thread_direction: RIGHT-HAND SECOND END, flow_control_device: BALL, nominal_thread_size: 0.125 INCHES FIRST END IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-138-5566, 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
D801-1988
NSN: 4820-01-138-5566
FSC: 4820 — Valves, Nonpowered
CAGE: 6UY05 — COLD LLC (USA)
SPECIFICATIONS
connection_typeTHREADED INTERNAL PIPE FIRST END
connection_stylePLAIN (PIPE) SECOND END
style_designatorANGLE
thread_directionRIGHT-HAND SECOND END
flow_control_deviceBALL
nominal_thread_size0.125 INCHES FIRST END IN
thread_series_designatorNPT FIRST END
NSN4820-01-138-5566
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: D801-1988 · 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: BALL
•
CONNECTION STYLE: PLAIN (PIPE) SECOND END
•
CONNECTION TYPE: THREADED INTERNAL PIPE FIRST END
•
STYLE DESIGNATOR: ANGLE
•
THREAD DIRECTION: RIGHT-HAND SECOND END
•
NOMINAL THREAD SIZE: 0.125 INCHES SECOND END IN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEBALL
CONNECTION STYLEPLAIN (PIPE) SECOND END
CONNECTION TYPETHREADED INTERNAL PIPE FIRST END
CONNECTION TYPETHREADED EXTERNAL PIPE SECOND END
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND SECOND END
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.125 INCHES SECOND END IN
NOMINAL THREAD SIZE0.125 INCHES FIRST END IN
THREAD SERIES DESIGNATORNPT SECOND 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)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is D801-1988?
D801-1988 is a VALVE,CHECK.
What is the NSN for D801-1988?
D801-1988 is cataloged in the U.S. Government catalog under NSN 4820-01-138-5566. This indicates validated use in U.S. government and defense supply chains.
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