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Technical Data Sheet
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49120 0058 — 49120 0058

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

49120 0058: 49120 0058.

The 49120 0058 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 4820-01-453-6021, 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
49120 0058
NSN: 4820-01-453-6021
FSC: 4820 — Valves, Nonpowered
CAGE: 35795 — LESLIE CONTROLS, INC. DBA LESLIE CONTROLS INC (USA)
SPECIFICATIONS
Part Number49120 0058
NSN4820-01-453-6021
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 49120 0058 · 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
•
STYLE DESIGNATOR: DOUBLE FLANGED
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
BODY INSIDE DIAMETER: 0.218 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 1.188 INCHES SINGLE THREADED PORTION IN
•
THREAD CLASS: 3A SINGLE THREADED PORTION A
•
THREAD QUANTITY PER INCH: 14 SINGLE THREADED PORTION
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT1.071 INCHES NOMINAL IN
STYLE DESIGNATORDOUBLE FLANGED
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B61 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
BODY INSIDE DIAMETER0.218 INCHES NOMINAL IN
NOMINAL THREAD SIZE1.188 INCHES SINGLE THREADED PORTION IN
THREAD CLASS3A SINGLE THREADED PORTION A
END ITEM IDENTIFICATIONNIMITZ CLASS CVN
THREAD QUANTITY PER INCH14 SINGLE THREADED PORTION
MATERIALCOPPER ALLOY OVERALL
THREAD SERIES DESIGNATORUNS SINGLE THREADED PORTION
SUBSTITUTES & CROSS-REFERENCES 2
11889N PC 10Reference document
Same NSN cross-reference
Reference document — Secondary reference
11889NReference document
Same NSN cross-reference
Reference document — Drawing number reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 49120 0058?
49120 0058 is a 49120 0058.
What parts can replace 49120 0058?
There are 2 known substitutes for 49120 0058: 11889N PC 10, 11889N. Substitute compatibility should be verified for your specific system.
What is the NSN for 49120 0058?
49120 0058 is cataloged in the U.S. Government catalog under NSN 4820-01-453-6021. This indicates validated use in U.S. government and defense supply chains.
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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.