28477 — Technical Data Sheet

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— · 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

CYLINDER SLEEVE,ROTARY ACTUATOR. Key specifications include general_characteristics_item_description: ALUMINUM BRONZE,1.250 INCH OD,1.000 INCH ID,7.812 INCH O/A LG. IN.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System under NSN 4310-00-372-5307, 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

28477

NSN: 4310-00-372-5307
FSC: 4310
CAGE: 99643 — EATON AEROSPACE LLC DBA EATON AEROSPACE JACKSON (USA)

SPECIFICATIONS

general_characteristics_item_description	ALUMINUM BRONZE,1.250 INCH OD,1.000 INCH ID,7.812 INCH O/A LG. IN
NSN	4310-00-372-5307

COMPONENT DIAGRAM

KEY FEATURES

•

STANDARD BORE DIAMETER: 0.490 INCHES IN

•

MATERIAL: PLASTIC OVERALL

•

JOINT STYLE: STEP JOINT

•

FSC APPLICATION DATA: VALVE,REGULATING,FLUID PRESSURE

•

CROSS-SECTIONAL SHAPE STYLE: PLAIN RECTANGULAR, STRAIGHT FACE

•

MATERIAL DOCUMENT AND CLASSIFICATION: SP-21 MFR REF SINGLE MATERIAL RESPONSE OVERALL

•

RING STYLE: CONCENTRIC

TECHNICAL CHARACTERISTICS

STANDARD BORE DIAMETER	0.490 INCHES IN
MATERIAL	PLASTIC OVERALL
JOINT STYLE	STEP JOINT
FSC APPLICATION DATA	VALVE,REGULATING,FLUID PRESSURE
CROSS-SECTIONAL SHAPE STYLE	PLAIN RECTANGULAR, STRAIGHT FACE
OVERALL WIDTH	0.0540 INCHES MINIMUM AND 0.0590 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	SP-21 MFR REF SINGLE MATERIAL RESPONSE OVERALL
RING STYLE	CONCENTRIC
RADIAL WALL THICKNESS	0.0430 INCHES MINIMUM AND 0.0440 INCHES MAXIMUM IN

VERIFIED SUBSTITUTES & CROSS-REFERENCES 3

79-28475 ITEM 4InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

28477X01-001InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

79-28475InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

LIFECYCLE

StatusACTIVEGOVERNMENT REGISTRY

AvailabilityOEM and secondary market

RoHS CompliantEAR99Not HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 28477?

28477 is a CYLINDER SLEEVE,ROTARY ACTUATOR.

What parts can replace 28477?

There are 3 known substitutes for 28477: 79-28475 ITEM 4, 28477X01-001, 79-28475. Substitute compatibility should be verified for your specific system.

What is the NSN for 28477?

28477 is cataloged in the Federal Logistics Information System under NSN 4310-00-372-5307. This indicates validated use in U.S. government and defense supply chains.

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