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DD-1520 — VALVE,PLUG

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

DD-1520: VALVE,PLUG.

The VALVE,PLUG is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_angle: 15.0 DEGREES NOMINAL, overall_length: 6.000 INCHES NOMINAL IN, special_features: RATCHETING BOX END, features_provided: FULL POLISH, surface_treatment: CHROMIUM OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-413-6013, 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
DD-1520
NSN: 4820-01-413-6013
NIINs: 014136013, 014891912
FSC: 4820 — Valves, Nonpowered
CAGE: 53424 — CUNICO CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_angle15.0 DEGREES NOMINAL
overall_length6.000 INCHES NOMINAL IN
special_featuresRATCHETING BOX END
features_providedFULL POLISH
surface_treatmentCHROMIUM OVERALL
wrenching_surface_size0.438 INCHES NOMINAL BOTH ENDS IN
wrenching_surface_shape12 POINT SECOND END INTERNAL
wrenching_end_offset_angle15.0 DEGREES NOMINAL
nondefinitive_spec/std_data2 TYPE
specification/standard_data05047-ASME B107.100 CAT 66 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
NSN4820-01-413-6013
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: DD-1520 · 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
DD-1520 REF NO. 2Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 DD-1520?
DD-1520 is a VALVE,PLUG.
What parts can replace DD-1520?
There is 1 known substitute for DD-1520: DD-1520 REF NO. 2. Substitute compatibility should be verified for your specific system.
What is the NSN for DD-1520?
DD-1520 is cataloged in the U.S. Government catalog under NSN 4820-01-413-6013. 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.