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C1003-EX1-A05 — DISK,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

C1003-EX1-A05: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, seat_angle: 30.0 DEGREES NOMINAL, thread_class: 2B, overall_height: 1.015 INCHES NOMINAL IN, outside_diameter: 1.375 INCHES NOMINAL IN, style_designator: PLUG. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-110-7327, 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
C1003-EX1-A05
NSN: 4820-01-110-7327
FSC: 4820 — Valves, Nonpowered
CAGE: 11661 — NEWDELL COMPANY, THE DBA LADISH VALVES (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
seat_angle30.0 DEGREES NOMINAL
thread_class2B
overall_height1.015 INCHES NOMINAL IN
outside_diameter1.375 INCHES NOMINAL IN
style_designatorPLUG
nominal_thread_size1.125 INCHES IN
thread_quantity_per_inch16
thread_series_designatorUN
NSN4820-01-110-7327
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C1003-EX1-A05 · 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
•
OUTSIDE DIAMETER: 1.375 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PLUG
•
SEAT ANGLE: 30.0 DEGREES NOMINAL
•
NOMINAL THREAD SIZE: 1.125 INCHES IN
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 16
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.015 INCHES NOMINAL IN
OUTSIDE DIAMETER1.375 INCHES NOMINAL IN
STYLE DESIGNATORPLUG
SEAT ANGLE30.0 DEGREES NOMINAL
NOMINAL THREAD SIZE1.125 INCHES IN
THREAD CLASS2B
THREAD QUANTITY PER INCH16
MATERIALSTEEL CORROSION RESISTING
THREAD SERIES DESIGNATORUN
SUBSTITUTES & CROSS-REFERENCES 2
A-1003-082Reference document
Same NSN cross-reference
Reference document — Drawing number reference only
C-1003-082-007Reference 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 C1003-EX1-A05?
C1003-EX1-A05 is a DISK,VALVE.
What parts can replace C1003-EX1-A05?
There are 2 known substitutes for C1003-EX1-A05: A-1003-082, C-1003-082-007. Substitute compatibility should be verified for your specific system.
What is the NSN for C1003-EX1-A05?
C1003-EX1-A05 is cataloged in the U.S. Government catalog under NSN 4820-01-110-7327. 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.