858603 — ROTOR,ENGINE POPPET VALVE

✓ Government record, cited

Hypertec · COMPONENT

PRODUCT OVERVIEW

858603: ROTOR,ENGINE POPPET VALVE.

A Hypertec® ProConnectLite® S/FTP Cat7 snagless LSZH Grey-2m. Key specifications include bore_diameter: 0.477 INCHES NOMINAL IN, overall_height: 0.469 INCHES NOMINAL IN, style_designator: POSITIVE TYPE-TAPERED BORE, first_step_length: 0.094 INCHES NOMINAL IN, third_step_length: 0.187 INCHES NOMINAL IN, rotation_direction: CLOCKWISE. This part is cataloged in the U.S.

Government catalog under NSN 2805-00-358-3367, 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

858603

NSN: 2805-00-358-3367
FSC: 2805 — Gasoline Reciprocating Engines, Except Aircraft; and Components
CAGE: 77237 — DANA OFF HIGHWAY PRODUCTS, LLC (USA)

SPECIFICATIONS

bore_diameter	0.477 INCHES NOMINAL IN
overall_height	0.469 INCHES NOMINAL IN
style_designator	POSITIVE TYPE-TAPERED BORE
first_step_length	0.094 INCHES NOMINAL IN
third_step_length	0.187 INCHES NOMINAL IN
rotation_direction	CLOCKWISE
first_step_diameter	0.812 INCHES NOMINAL IN
third_step_diameter	1.219 INCHES NOMINAL IN
minimum_rotation_in_deg	360.0
distance_from_end_to_nearest_step	0.062 INCHES NOMINAL IN
tapered_bore_included_angle_in_deg	REDUCES ON OPPOSITE END TO 0.386 IN. 0.312 IN. LG IN
NSN	2805-00-358-3367

COMPONENT DIAGRAM

KEY FEATURES

•

FIRST STEP DIAMETER: 0.812 INCHES NOMINAL IN

•

THIRD STEP DIAMETER: 1.219 INCHES NOMINAL IN

•

STYLE DESIGNATOR: POSITIVE TYPE-TAPERED BORE

•

ROTATION DIRECTION: CLOCKWISE

•

DISTANCE FROM END TO NEAREST STEP: 0.062 INCHES NOMINAL IN

•

FIRST STEP LENGTH: 0.094 INCHES NOMINAL IN

•

MINIMUM ROTATION IN DEG: 360.0

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.469 INCHES NOMINAL IN
FIRST STEP DIAMETER	0.812 INCHES NOMINAL IN
THIRD STEP DIAMETER	1.219 INCHES NOMINAL IN
STYLE DESIGNATOR	POSITIVE TYPE-TAPERED BORE
ROTATION DIRECTION	CLOCKWISE
DISTANCE FROM END TO NEAREST STEP	0.062 INCHES NOMINAL IN
FIRST STEP LENGTH	0.094 INCHES NOMINAL IN
MINIMUM ROTATION IN DEG	360.0
BORE DIAMETER	0.477 INCHES NOMINAL IN
TAPERED BORE INCLUDED ANGLE IN DEG	REDUCES ON OPPOSITE END TO 0.386 IN. 0.312 IN. LG IN

SUBSTITUTES & CROSS-REFERENCES 3

1329023Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

1A60146Reference document

Same NSN cross-reference

Reference document — Secondary reference

RC17Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 858603?

858603 is a ROTOR,ENGINE POPPET VALVE manufactured by Hypertec.

What parts can replace 858603?

There are 3 known substitutes for 858603: 1329023, 1A60146, RC17. Substitute compatibility should be verified for your specific system.

What is the NSN for 858603?

858603 is cataloged in the U.S. Government catalog under NSN 2805-00-358-3367. This indicates validated use in U.S. government and defense supply chains.

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858603 — ROTOR,ENGINE POPPET VALVE

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