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1090-41565 ITEM 6 — Technical Data Sheet

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— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

SLEEVE,DIRECTIONAL CONTROL LINEA. Key specifications include material: STEEL, end_item_identification: SEAWOLF CLASS, part_name_assigned_by_controlling_agency: CYLINDER SLEEVE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 4820-01-478-9656, 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
1090-41565 ITEM 6
NSN: 4820-01-478-9656
FSC: 4820
CAGE: 07270 — MOOG INC. DBA AMPAC-ISP CORP (USA)
SPECIFICATIONS
materialSTEEL
special_featuresNHA ROTARY HYDRAULIC ACTUATOR MODEL 1090A; MATERIAL IAW ASTM A519 GRADE 1018/1026, CDS MECH TUBING; INSIDE DIAMETER TO BE CHROME PLATED A
end_item_identificationSEAWOLF CLASS
part_name_assigned_by_controlling_agencyCYLINDER SLEEVE
NSN4820-01-478-9656
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1090-41565 ITEM 6 · 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
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS
END ITEM IDENTIFICATIONSEAWOLF CLASS
PART NAME ASSIGNED BY CONTROLLING AGENCYCYLINDER SLEEVE
MATERIALSTEEL
SPECIAL FEATURESNHA ROTARY HYDRAULIC ACTUATOR MODEL 1090A; MATERIAL IAW ASTM A519 GRADE 1018/1026, CDS MECH TUBING; INSIDE DIAMETER TO BE CHROME PLATED A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
41571InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
D0TZ9350-BInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
55428InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
722917-50InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
93436DMQBInterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
41572InterchangeableGOVERNMENT REGISTRY
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVEGOVERNMENT REGISTRY
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1090-41565 ITEM 6?
1090-41565 ITEM 6 is a SLEEVE,DIRECTIONAL CONTROL LINEA.
What parts can replace 1090-41565 ITEM 6?
There are 15 known substitutes for 1090-41565 ITEM 6: 41571, D0TZ9350-B, 55428 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1090-41565 ITEM 6?
1090-41565 ITEM 6 is cataloged in the Federal Logistics Information System under NSN 4820-01-478-9656. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: October 2026