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PartsTable / COMPONENT / 28-34890 ITEM 3
28-34890 ITEM 3 ✓ Verified by PartsTable
— · COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

PISTON,LINEAR ACTUATING CYLINDER. Key specifications include material: STEEL, end_item_identification: FLO TORK ACTUATOR,MODEL FS28. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-350-1670, 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
28-34890 ITEM 3
NSN: 3040-01-350-1670
FSC: 3040
CAGE: 07270 — MOOG INC. DBA AMPAC-ISP CORP (USA)
SPECIFICATIONS
materialSTEEL
end_item_identificationFLO TORK ACTUATOR,MODEL FS28
NSN3040-01-350-1670
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available PISTON,LINEAR ACTUATING CYLINDER TITLE COMPONENT PN 28-34890 ITEM 3 MFR PISTON,LINEAR ACTUATIN
KEY FEATURES
•
MATERIAL: STEEL
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONFLO TORK ACTUATOR,MODEL FS28
MATERIALSTEEL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
A-A-59158Interchangeable
interchangeable cross-reference
interchangeable
MIL-T-21309Interchangeable
interchangeable cross-reference
interchangeable
A-A-59158 TY3CL1STAInterchangeable
interchangeable cross-reference
interchangeable
28-34890 PIECE 22Interchangeable
interchangeable cross-reference
interchangeable
39999Interchangeable
interchangeable cross-reference
interchangeable
28-34890Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 28-34890 ITEM 3?
28-34890 ITEM 3 is a PISTON,LINEAR ACTUATING CYLINDER.
What parts can replace 28-34890 ITEM 3?
There are 8 known substitutes for 28-34890 ITEM 3: A-A-59158, MIL-T-21309, A-A-59158 TY3CL1STA and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 28-34890 ITEM 3?
28-34890 ITEM 3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3040-01-350-1670. 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: July 2026