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840726 — PLUG,SPECIAL

✓ Government record, cited
Zapf · GATE VALVE
PRODUCT OVERVIEW

840726: PLUG,SPECIAL.

The PLUG,SPECIAL is a Zapf industrial component. Key specifications include inside_diameter: 0.455 INCHES MINIMUM AND 0.465 INCHES MAXIMUM IN, style_designator: CYLINDRICAL, spring_free_length: 1.424 INCHES NOMINAL IN, coil_helix_direction: RIGHT-HAND OR LEFT-HAND, spring_free_outside_diameter: 0.730 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-190-2315, 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
840726
NSN: 4810-00-190-2315
NIINs: 001902315, 012413247
FSC: 4810 — Valves, Powered
CAGE: U4287 — ROLLS-ROYCE CONTROLS AND DATA SERVICES LIMITED (GBR)
SPECIFICATIONS
inside_diameter0.455 INCHES MINIMUM AND 0.465 INCHES MAXIMUM IN
style_designatorCYLINDRICAL
spring_free_length1.424 INCHES NOMINAL IN
coil_helix_directionRIGHT-HAND OR LEFT-HAND
spring_free_outside_diameter0.730 INCHES NOMINAL IN
NSN4810-00-190-2315
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 840726 · Zapf ⚠ 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: ALUMINUM;ANODIZED FINISH;0.375-24 UNF EXTERNAL THD;1.085 IN. O/A LG;HEX WRENCHING FACILITY IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONALUMINUM;ANODIZED FINISH;0.375-24 UNF EXTERNAL THD;1.085 IN. O/A LG;HEX WRENCHING FACILITY IN
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 840726?
840726 is a PLUG,SPECIAL manufactured by Zapf.
What is the NSN for 840726?
840726 is cataloged in the U.S. Government catalog under NSN 4810-00-190-2315. 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.