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Technical Data Sheet

FF-1/4-C — VALVE,EXPANSION

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

FF-1/4-C: VALVE,EXPANSION.

The VALVE,EXPANSION is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, body_style: STRAIGHT THRU, bulb_length: 3.000 INCHES NOMINAL IN, bulb_diameter: 0.500 INCHES NOMINAL IN, bulb_media_type: REFRIGERANT 12, furnished_items: BULB MOUNTING CLAMP. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-109-6613, 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
FF-1/4-C
NSN: 4820-01-109-6613
NIINs: 011096613, 011737891
FSC: 4820 — Valves, Nonpowered
CAGE: 78462 — PARKER-HANNIFIN CORP DIV SPORLAN DIVISION (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
body_styleSTRAIGHT THRU
bulb_length3.000 INCHES NOMINAL IN
bulb_diameter0.500 INCHES NOMINAL IN
bulb_media_typeREFRIGERANT 12
furnished_itemsBULB MOUNTING CLAMP
flow_control_deviceDISK, BOTTOM GUIDED
capillary_tube_length30.000 INCHES NOMINAL IN
first_end_thread_class2A A
end_connection_quantity2
end_item_identification7310-01-133-8902
second_end_thread_class2A A
NSN4820-01-109-6613
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: FF-1/4-C · 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, BOTTOM GUIDED
•
VALVE EQUALIZER LOCATION: INTERNAL
•
SECOND END SEAT ANGLE IN DEG: 45.0
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
SECOND END THREAD CLASS: 2A A
•
BODY STYLE: STRAIGHT THRU
•
FIRST END SEAT ANGLE IN DEG: 45.0
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK, BOTTOM GUIDED
VALVE EQUALIZER LOCATIONINTERNAL
SECOND END SEAT ANGLE IN DEG45.0
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
SECOND END THREAD CLASS2A A
BODY STYLESTRAIGHT THRU
FIRST END SEAT ANGLE IN DEG45.0
FIRST END THREAD CLASS2A A
FIRST END STYLE DESIGNATORFLARED
SUBSTITUTES & CROSS-REFERENCES 2
CPN-2825ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
KK1877906Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is FF-1/4-C?
FF-1/4-C is a VALVE,EXPANSION.
What parts can replace FF-1/4-C?
There are 2 known substitutes for FF-1/4-C: CPN-2825A, KK1877906. Substitute compatibility should be verified for your specific system.
What is the NSN for FF-1/4-C?
FF-1/4-C is cataloged in the U.S. Government catalog under NSN 4820-01-109-6613. This indicates validated use in U.S. government and defense supply chains.
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