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1S5168 — STEM,FLUID VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1S5168: STEM,FLUID VALVE.

The STEM,FLUID VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303, thread_class: 3A SINGLE THREADED PORTION A, thread_length: 0.500 INCHES NOMINAL SINGLE THREADED PORTION IN, overall_height: 1.938 INCHES NOMINAL IN, overall_length: 11.313 INCHES NOMINAL IN, flange_diameter: 3.812 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-348-4191, 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
1S5168
NSN: 4810-01-348-4191
NIINs: 013484191, 013484195
FSC: 4810 — Valves, Powered
CAGE: 52406 — RUGGLES-KLINGEMANN MFG CO DBA THE RUGGLES-KLINGEMANN COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP 303
thread_class3A SINGLE THREADED PORTION A
thread_length0.500 INCHES NOMINAL SINGLE THREADED PORTION IN
overall_height1.938 INCHES NOMINAL IN
overall_length11.313 INCHES NOMINAL IN
flange_diameter3.812 INCHES NOMINAL IN
nominal_thread_size3.625 INCHES SINGLE THREADED PORTION IN
stem_actuating_end_typeTHREADED EXTERNALLY
largest_outside_diameter0.438 INCHES NOMINAL IN
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) SINGLE THREADED PORTION
valve_size_for_which_designed2.500 INCHES IN
valve_type_for_which_designedSOLENOID
NSN4810-01-348-4191
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1S5168 · 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
•
FLANGE DIAMETER: 3.812 INCHES NOMINAL IN
•
THREAD LENGTH: 0.500 INCHES NOMINAL SINGLE THREADED PORTION IN
•
NOMINAL THREAD SIZE: 3.625 INCHES SINGLE THREADED PORTION IN
•
THREAD CLASS: 3A SINGLE THREADED PORTION A
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) SINGLE THREADED PORTION
TECHNICAL CHARACTERISTICS
FLANGE DIAMETER3.812 INCHES NOMINAL IN
OVERALL HEIGHT1.938 INCHES NOMINAL IN
THREAD LENGTH0.500 INCHES NOMINAL SINGLE THREADED PORTION IN
NOMINAL THREAD SIZE3.625 INCHES SINGLE THREADED PORTION IN
THREAD CLASS3A SINGLE THREADED PORTION A
MATERIALSTEEL CORROSION RESISTING OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC) SINGLE THREADED PORTION
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 1S5168?
1S5168 is a STEM,FLUID VALVE.
What is the NSN for 1S5168?
1S5168 is cataloged in the U.S. Government catalog under NSN 4810-01-348-4191. 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.