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P91728 — ELECTRONIC COMPONENTS ASSEMBLY

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

P91728: ELECTRONIC COMPONENTS ASSEMBLY.

The ELECTRONIC COMPONENTS ASSEMBLY is a the manufacturer industrial component. Key specifications include seat_angle: 20.0 DEGREES NOMINAL, overall_height: 1.922 INCHES NOMINAL IN, shank_diameter: 0.313 INCHES NOMINAL IN, inside_diameter: 0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN, outside_diameter: 0.5280 INCHES MINIMUM AND 0.5285 INCHES MAXIMUM IN, style_designator: POPPET. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-336-8308, 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
P91728
NSN: 4820-01-336-8308
FSC: 4820 — Valves, Nonpowered
CAGE: 05331 — LULL LIFT CORP DBA OMNIQUIP PARTS WORLDWIDE (USA)
SPECIFICATIONS
seat_angle20.0 DEGREES NOMINAL
overall_height1.922 INCHES NOMINAL IN
shank_diameter0.313 INCHES NOMINAL IN
inside_diameter0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
outside_diameter0.5280 INCHES MINIMUM AND 0.5285 INCHES MAXIMUM IN
style_designatorPOPPET
end_item_identification3930-01-305-2111
flange_seat_to_disk_end_height0.781 INCHES NOMINAL IN
NSN4820-01-336-8308
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: P91728 · 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
•
SHANK DIAMETER: 0.313 INCHES NOMINAL IN
•
FLANGE SEAT TO DISK END HEIGHT: 0.781 INCHES NOMINAL IN
•
OUTSIDE DIAMETER: 0.5280 INCHES MINIMUM AND 0.5285 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: POPPET
•
SEAT ANGLE: 20.0 DEGREES NOMINAL
•
INSIDE DIAMETER: 0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SHANK DIAMETER0.313 INCHES NOMINAL IN
FLANGE SEAT TO DISK END HEIGHT0.781 INCHES NOMINAL IN
OVERALL HEIGHT1.922 INCHES NOMINAL IN
OUTSIDE DIAMETER0.5280 INCHES MINIMUM AND 0.5285 INCHES MAXIMUM IN
STYLE DESIGNATORPOPPET
SEAT ANGLE20.0 DEGREES NOMINAL
INSIDE DIAMETER0.285 INCHES MINIMUM AND 0.295 INCHES MAXIMUM IN
END ITEM IDENTIFICATION3930-01-305-2111
SUBSTITUTES & CROSS-REFERENCES 1
1881001Reference document
Same NSN cross-reference
Reference document — Design control — primary 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 P91728?
P91728 is a ELECTRONIC COMPONENTS ASSEMBLY.
What parts can replace P91728?
There is 1 known substitute for P91728: 1881001. Substitute compatibility should be verified for your specific system.
What is the NSN for P91728?
P91728 is cataloged in the U.S. Government catalog under NSN 4820-01-336-8308. 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.