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08R1664D0X — VALVE,CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

08R1664D0X: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY FLOW CONTROL DEVICE, connection_type: FLANGE ALL ENDS, style_designator: STRAIGHT THRU, mounting_facility: WAFER, bolt_hole_quantity: 4 ALL ENDS, flow_control_device: DISK. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-660-7831, 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
08R1664D0X
NSN: 4820-01-660-7831
FSC: 4820 — Valves, Nonpowered
CAGE: 51663 — HYDRO-AIRE AEROSPACE CORP. DBA LEAR ROMEC DIV LEAR ROMEC (USA)
SPECIFICATIONS
materialALUMINUM ALLOY FLOW CONTROL DEVICE
connection_typeFLANGE ALL ENDS
style_designatorSTRAIGHT THRU
mounting_facilityWAFER
bolt_hole_quantity4 ALL ENDS
flow_control_deviceDISK
face_to_face_distance3.88 INCHES IN
valve_operation_methodAUTOMATIC
nominal_outside_diameter14.50 INCHES ALL ENDS IN
bolt_hole_nominal_diameter0.91 INCHES ALL ENDS IN
bolt_circle_nominal_diameter11.66 INCHES ALL ENDS IN
NSN4820-01-660-7831
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 08R1664D0X · 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: DISK
•
BOLT CIRCLE NOMINAL DIAMETER: 11.66 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU
•
BOLT HOLE NOMINAL DIAMETER: 0.91 INCHES ALL ENDS IN
•
NOMINAL OUTSIDE DIAMETER: 14.50 INCHES ALL ENDS IN
•
MOUNTING FACILITY: WAFER
•
BOLT HOLE QUANTITY: 4 ALL ENDS
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK
BOLT CIRCLE NOMINAL DIAMETER11.66 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU
BOLT HOLE NOMINAL DIAMETER0.91 INCHES ALL ENDS IN
NOMINAL OUTSIDE DIAMETER14.50 INCHES ALL ENDS IN
MOUNTING FACILITYWAFER
BOLT HOLE QUANTITY4 ALL ENDS
FACE TO FACE DISTANCE3.88 INCHES IN
MATERIALALUMINUM ALLOY FLOW CONTROL DEVICE
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 08R1664D0X?
08R1664D0X is a VALVE,CHECK.
What is the NSN for 08R1664D0X?
08R1664D0X is cataloged in the U.S. Government catalog under NSN 4820-01-660-7831. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.