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9975120 — VALVE,EXPANSION

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

9975120: VALVE,EXPANSION.

The VALVE,EXPANSION is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING SEAT, body_style: STRAIGHT THRU, bulb_media_type: REFRIGERANT 12, mounting_method: CLAMP BULB, special_features: ENDS ARE UNION TYPE FITTING, flow_control_device: DISK, FLAT, BOTTOM GUIDED. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-830-4038, 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
9975120
NSN: 4820-00-830-4038
FSC: 4820 — Valves, Nonpowered
CAGE: 18876 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING SEAT
body_styleSTRAIGHT THRU
bulb_media_typeREFRIGERANT 12
mounting_methodCLAMP BULB
special_featuresENDS ARE UNION TYPE FITTING
flow_control_deviceDISK, FLAT, BOTTOM GUIDED
capillary_tube_length60.000 INCHES NOMINAL IN
end_connection_quantity2
media_for_which_designedREFRIGERANT 12
valve_equalizer_locationEXTERNAL
first_end_connection_typeUNTHREADED INTERNAL TUBE
first_end_style_designatorSOCKET
NSN4820-00-830-4038
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 9975120 · 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, FLAT, BOTTOM GUIDED
•
VALVE EQUALIZER LOCATION: EXTERNAL
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
FIRST END STYLE DESIGNATOR: SOCKET
•
VALVE EQUALIZER CONNECTION DIAMETER: 0.250 INCHES NOMINAL IN
•
MOUNTING METHOD: CLAMP BULB
•
REFRIGERATION CAPACITY IN BTU PER HOUR: 96.0
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK, FLAT, BOTTOM GUIDED
VALVE EQUALIZER LOCATIONEXTERNAL
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
BODY STYLESTRAIGHT THRU
FIRST END STYLE DESIGNATORSOCKET
VALVE EQUALIZER CONNECTION DIAMETER0.250 INCHES NOMINAL IN
MOUNTING METHODCLAMP BULB
REFRIGERATION CAPACITY IN BTU PER HOUR96.0
END CONNECTION QUANTITY2
CAPILLARY TUBE LENGTH60.000 INCHES NOMINAL IN
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 1
HFE7-1-2Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 9975120?
9975120 is a VALVE,EXPANSION.
What parts can replace 9975120?
There is 1 known substitute for 9975120: HFE7-1-2. Substitute compatibility should be verified for your specific system.
What is the NSN for 9975120?
9975120 is cataloged in the U.S. Government catalog under NSN 4820-00-830-4038. This indicates validated use in U.S. government and defense supply chains.
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