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1.5-1750FBN — VALVE,VENT-CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1.5-1750FBN: VALVE,VENT-CHECK.

The VALVE,VENT-CHECK is a the manufacturer industrial component. Key specifications include flange_shape: ROUND WITH HOLES FIRST END, connection_type: FLANGE FIRST END, special_features: VALVE HAS FULL FLOAT AND PROTECTIVE SCREEN, bolt_hole_quantity: 4 FIRST END, flange_face_design: PLAIN FIRST END, flow_control_device: BALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-551-8249, 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
1.5-1750FBN
NSN: 4820-01-551-8249
FSC: 4820 — Valves, Nonpowered
CAGE: 79128 — ROBERT H WAGER CO INC (USA)
SPECIFICATIONS
flange_shapeROUND WITH HOLES FIRST END
connection_typeFLANGE FIRST END
special_featuresVALVE HAS FULL FLOAT AND PROTECTIVE SCREEN
bolt_hole_quantity4 FIRST END
flange_face_designPLAIN FIRST END
flow_control_deviceBALL
valve_operation_methodAUTOMATIC
end_item_identificationOVERHAUL/AVAILABILITY FFG48
part_name_assigned_by_controlling_agencyVENT VALVE; INAVY: VENT-FLAME ARRESTOR
NSN4820-01-551-8249
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1.5-1750FBN · 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
•
FLANGE SHAPE: ROUND WITH HOLES FIRST END
•
FLANGE FACE DESIGN: PLAIN FIRST END
•
CONNECTION TYPE: FLANGE FIRST END
•
BOLT HOLE QUANTITY: 4 FIRST END
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEBALL
FLANGE SHAPEROUND WITH HOLES FIRST END
FLANGE FACE DESIGNPLAIN FIRST END
CONNECTION TYPEFLANGE FIRST END
BOLT HOLE QUANTITY4 FIRST END
SPECIAL FEATURESVALVE HAS FULL FLOAT AND PROTECTIVE SCREEN
PART NAME ASSIGNED BY CONTROLLING AGENCYVENT VALVE; INAVY: VENT-FLAME ARRESTOR
END ITEM IDENTIFICATIONOVERHAUL/AVAILABILITY FFG48
VALVE OPERATION METHODAUTOMATIC
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 1.5-1750FBN?
1.5-1750FBN is a VALVE,VENT-CHECK.
What is the NSN for 1.5-1750FBN?
1.5-1750FBN is cataloged in the U.S. Government catalog under NSN 4820-01-551-8249. This indicates validated use in U.S. government and defense supply chains.
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