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38690 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

38690: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include material: STEEL, special_features: ITEM IS 0.250 INCH IN DIAMETER IN, thread_direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED, nominal_thread_size: 0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED IN, end_item_identification: AIR WHEELED, thread_quantity_per_inch: 20 LOCATION NOT OTHERWISE SPECIFIED. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-225-3250, 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
38690
NSN: 4820-00-225-3250
NIINs: 002253250, 011704444, 014707084
FSC: 4820 — Valves, Nonpowered
CAGE: 99643 — EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON (USA)
SPECIFICATIONS
materialSTEEL
special_featuresITEM IS 0.250 INCH IN DIAMETER IN
thread_directionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
nominal_thread_size0.250 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
end_item_identificationAIR WHEELED
thread_quantity_per_inch20 LOCATION NOT OTHERWISE SPECIFIED
thread_series_designatorUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
NSN4820-00-225-3250
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 38690 · 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
4H90624-105AReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandDemilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 38690?
38690 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What parts can replace 38690?
There is 1 known substitute for 38690: 4H90624-105A. Substitute compatibility should be verified for your specific system.
What is the NSN for 38690?
38690 is cataloged in the U.S. Government catalog under NSN 4820-00-225-3250. 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.