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AUTO1103407A — DIAPHRAGM,VALVE,FLAT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

AUTO1103407A: DIAPHRAGM,VALVE,FLAT.

The DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: RUBBER, hole_diameter: 0.270 INCHES NOMINAL IN, overall_height: 0.560 INCHES NOMINAL IN, shank_diameter: 0.800 INCHES NOMINAL IN, outside_diameter: 3.375 INCHES NOMINAL IN, style_designator: SPECIAL SHAPED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-286-0159, 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
AUTO1103407A
NSN: 4820-01-286-0159
FSC: 4820 — Valves, Nonpowered
CAGE: 16236 — DLA LAND AND MARITIME DBA ENGINEERING AND TECHNICAL SUPPORT DIV DOCUMENT STANDARDIZATION DIVISION (VENDOR ITEM DRAWINGS) (USA)
SPECIFICATIONS
materialRUBBER
hole_diameter0.270 INCHES NOMINAL IN
overall_height0.560 INCHES NOMINAL IN
shank_diameter0.800 INCHES NOMINAL IN
outside_diameter3.375 INCHES NOMINAL IN
style_designatorSPECIAL SHAPED
bolt_hole_quantity12
bolt_circle_diameter2.810 INCHES NOMINAL IN
center_hole_diameter0.250 INCHES NOMINAL IN
NSN4820-01-286-0159
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: AUTO1103407A · 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
2155-71Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 AUTO1103407A?
AUTO1103407A is a DIAPHRAGM,VALVE,FLAT.
What parts can replace AUTO1103407A?
There is 1 known substitute for AUTO1103407A: 2155-71. Substitute compatibility should be verified for your specific system.
What is the NSN for AUTO1103407A?
AUTO1103407A is cataloged in the U.S. Government catalog under NSN 4820-01-286-0159. 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.