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SK-2839 — COCK,SHUTOFF,SCREW STEM

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

SK-2839: COCK,SHUTOFF,SCREW STEM.

The COCK,SHUTOFF,SCREW STEM is a the manufacturer industrial component. Key specifications include special_features: VALVE SZ 0.250 IN. IN, style_designator: STRAIGHT THRU, valve_operation_method: MANUAL, end_item_identification: STRATEGIC SEALIFT CONVERSION SHIPS CLASS; INSINGER MACHINE CO DISHWASHER MODEL NO.

50-20N2-NSU(STANDARD), media_for_which_designed: AIR SINGLE RESPONSE, voltage_in_volts_and_current_type: 24.0 AC. This part is cataloged in the U.S. Government catalog under NSN 4810-01-428-6905, 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
SK-2839
NSN: 4810-01-428-6905
NIINs: 014286905, 014289771
FSC: 4810 — Valves, Powered
CAGE: 30793 — INSINGER MACHINE CO (USA)
SPECIFICATIONS
special_featuresVALVE SZ 0.250 IN. IN
style_designatorSTRAIGHT THRU
valve_operation_methodMANUAL
end_item_identificationSTRATEGIC SEALIFT CONVERSION SHIPS CLASS; INSINGER MACHINE CO DISHWASHER MODEL NO. 50-20N2-NSU(STANDARD)
media_for_which_designedAIR SINGLE RESPONSE
voltage_in_volts_and_current_type24.0 AC
NSN4810-01-428-6905
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: SK-2839 · 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
•
VOLTAGE IN VOLTS AND CURRENT TYPE: 24.0 AC
•
VALVE OPERATION METHOD: SOLENOID
TECHNICAL CHARACTERISTICS
VOLTAGE IN VOLTS AND CURRENT TYPE24.0 AC
SPECIAL FEATURESVALVE SZ 0.500 IN. IN
END ITEM IDENTIFICATIONSTRATEGIC SEALIFT CONVERSION SHIPS CLASS; INSINGER MACHINE CO DISHWASHER MODEL NO. 50-20N2-NSU(STANDARD)
VALVE OPERATION METHODSOLENOID
SUBSTITUTES & CROSS-REFERENCES 4
SK-2839 IT-23Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
D-2606Reference document
Same NSN cross-reference
Reference document — Secondary reference
4810PL1287855Reference document
Same NSN cross-reference
Reference document — Informative reference only
4905-01000Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is SK-2839?
SK-2839 is a COCK,SHUTOFF,SCREW STEM.
What parts can replace SK-2839?
There are 4 known substitutes for SK-2839: SK-2839 IT-23, D-2606, 4810PL1287855 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for SK-2839?
SK-2839 is cataloged in the U.S. Government catalog under NSN 4810-01-428-6905. 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.