PartsTable
Technical Data Sheet

FJ-1/2-Z — FJ-1/2-Z

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

FJ-1/2-Z: FJ-1/2-Z.

The FJ-1/2-Z is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-452-1637, 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
FJ-1/2-Z
NSN: 4820-01-452-1637
FSC: 4820 — Valves, Nonpowered
CAGE: 78462 — PARKER-HANNIFIN CORP DIV SPORLAN DIVISION (USA)
SPECIFICATIONS
Part NumberFJ-1/2-Z
NSN4820-01-452-1637
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: FJ-1/2-Z · 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: CAGE
•
VALVE EQUALIZER LOCATION: EXTERNAL
•
SECOND END NOMINAL THREAD SIZE: 0.375 INCHES IN
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
BODY STYLE: STRAIGHT THRU
•
FIRST END STYLE DESIGNATOR: FLARED
•
REFRIGERATION CAPACITY IN BTU PER HOUR: 60.0
•
END CONNECTION QUANTITY: 2
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICECAGE
VALVE EQUALIZER LOCATIONEXTERNAL
SECOND END NOMINAL THREAD SIZE0.375 INCHES IN
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
BODY STYLESTRAIGHT THRU
FIRST END STYLE DESIGNATORFLARED
REFRIGERATION CAPACITY IN BTU PER HOUR60.0
END CONNECTION QUANTITY2
SECOND END STYLE DESIGNATORFLARED
FIRST END CONNECTION TYPETHREADED EXTERNAL TUBE
SUBSTITUTES & CROSS-REFERENCES 2
78-139 FIND NO.30Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
M300247Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 FJ-1/2-Z?
FJ-1/2-Z is a FJ-1/2-Z.
What parts can replace FJ-1/2-Z?
There are 2 known substitutes for FJ-1/2-Z: 78-139 FIND NO.30, M300247. Substitute compatibility should be verified for your specific system.
What is the NSN for FJ-1/2-Z?
FJ-1/2-Z is cataloged in the U.S. Government catalog under NSN 4820-01-452-1637. 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.