PartsTable
Technical Data Sheet
Download PDF

6566-40-981-2101 — VALVE,LINEAR,DIRECTIONAL CONTROL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6566-40-981-2101: VALVE,LINEAR,DIRECTIONAL CONTROL.

VALVE,LINEAR,DIRECTIONAL CONTROL. Key specifications include end_item_identification: MH-53E HELO. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-314-5824, 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
6566-40-981-2101
NSN: 4810-01-314-5824
FSC: 4810 — Valves, Powered
CAGE: 78286 — SIKORSKY AIRCRAFT CORPORATION DBA SIKORSKY AIRCRAFT CORP (USA)
SPECIFICATIONS
special_featuresPRESSURE: OPERATING 3000 PSI,PROOF 4500 PSI,BURST 7500 PSI; OPR TEMP: M40.0 TO P275.0 DEGREES F; ALL PARTS MUST BE CORROSION RESISTANT
end_item_identificationMH-53E HELO
NSN4810-01-314-5824
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6566-40-981-2101 · 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
TECHNICAL CHARACTERISTICS
SPECIAL FEATURESPRESSURE: OPERATING 3000 PSI,PROOF 4500 PSI,BURST 7500 PSI; OPR TEMP: M40.0 TO P275.0 DEGREES F; ALL PARTS MUST BE CORROSION RESISTANT
END ITEM IDENTIFICATIONMH-53E HELO
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
Ready to buy 6566-40-981-2101?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 6566-40-981-2101?
6566-40-981-2101 is a VALVE,LINEAR,DIRECTIONAL CONTROL.
What is the NSN for 6566-40-981-2101?
6566-40-981-2101 is cataloged in the U.S. Government catalog under NSN 4810-01-314-5824. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 6566-40-981-2101

✓ 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.