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J1926 — REDUCER,BOSS

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

J1926: REDUCER,BOSS.

The REDUCER,BOSS is a the manufacturer industrial component. Key specifications include material: STEEL,CARBON LOCATION NOT OTHERWISE SPECIFIED, seat_type: GASKET, leg_length: 8.0 MILLIMETERS MINIMUM AND 12.0 MILLIMETERS MAXIMUM FIRST END MM, seat_angle: 45.0 DEGREES FIRST END, thread_class: 2A ALL ENDS A, connection_style: GASKET SEAL (TUBE) FIRST END. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-551-2661, 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
J1926
NSN: 4820-01-551-2661
NIINs: 015512661, 017361693
FSC: 4820 — Valves, Nonpowered
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL,CARBON LOCATION NOT OTHERWISE SPECIFIED
seat_typeGASKET
leg_length8.0 MILLIMETERS MINIMUM AND 12.0 MILLIMETERS MAXIMUM FIRST END MM
seat_angle45.0 DEGREES FIRST END
thread_class2A ALL ENDS A
connection_styleGASKET SEAL (TUBE) FIRST END
nominal_thread_size0.5625 INCHES OVERALL IN
seat_nominal_radius16.9 MILLIMETERS LOCATION NOT OTHERWISE SPECIFIED MM
end_item_identification016779488
media_for_which_designedFLUID OVERALL
nominal_outside_diameter0.375 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
thread_quantity_per_inch24 ALL ENDS
NSN4820-01-551-2661
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: J1926 · 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
SUBSTITUTES & CROSS-REFERENCES 1
10312-208-50Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is J1926?
J1926 is a REDUCER,BOSS.
What parts can replace J1926?
There is 1 known substitute for J1926: 10312-208-50. Substitute compatibility should be verified for your specific system.
What is the NSN for J1926?
J1926 is cataloged in the U.S. Government catalog under NSN 4820-01-551-2661. This indicates validated use in U.S. government and defense supply chains.
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