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1705BFF — VALVE,VENT-CHECK

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1705BFF: VALVE,VENT-CHECK.

The VALVE,VENT-CHECK is a the manufacturer industrial component. Key specifications include valve_size: 5.0 INCHES IN, special_features: 1700 SERIES WITH HALF FLOAT;, valve_operation_method: AUTOMATIC, furnished_items_and_quantity: 1 FILTER SCREEN AND 1 FLOAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-645-6737, 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
1705BFF
NSN: 4820-01-645-6737
FSC: 4820 — Valves, Nonpowered
CAGE: 79128 — ROBERT H WAGER CO INC (USA)
SPECIFICATIONS
valve_size5.0 INCHES IN
special_features1700 SERIES WITH HALF FLOAT;
valve_operation_methodAUTOMATIC
furnished_items_and_quantity1 FILTER SCREEN AND 1 FLOAT
NSN4820-01-645-6737
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1705BFF · 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
•
FURNISHED ITEMS AND QUANTITY: 1 FILTER SCREEN AND 1 FLOAT
•
VALVE SIZE: 5.0 INCHES IN
•
VALVE OPERATION METHOD: AUTOMATIC
TECHNICAL CHARACTERISTICS
FURNISHED ITEMS AND QUANTITY1 FILTER SCREEN AND 1 FLOAT
VALVE SIZE5.0 INCHES IN
SPECIAL FEATURES1700 SERIES WITH HALF FLOAT;
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 1705BFF?
1705BFF is a VALVE,VENT-CHECK.
What is the NSN for 1705BFF?
1705BFF is cataloged in the U.S. Government catalog under NSN 4820-01-645-6737. 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.