30H-18 — CONE AND ROLLERS,TAPERED ROLLER

✓ Government record, cited

— · TAPERED BEARING

PRODUCT OVERVIEW

30H-18: CONE AND ROLLERS,TAPERED ROLLER.

CONE AND ROLLERS,TAPERED ROLLER. Key specifications include diameter: 0.281 INCHES NOMINAL IN, material: PLASTIC VINYL OR RUBBER SYNTHETIC CUSHION, overall_width: 0.500 INCHES NOMINAL IN, style_designator: SINGLE LOOP, tongue_hole_type: ROUND, UNTHREADED, surface_treatment: CADMIUM OR ZINC BAND. This part is cataloged in the U.S.

Government catalog under NSN 3110-00-100-0709, 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

30H-18

NSN: 3110-00-100-0709
NIINs: 001000709, 010174630
FSC: 3110 — Bearings, Antifriction, Unmounted
CAGE: 61790 — ASTEC INDUSTRIES INC DIV ASTEC IND. (USA)

SPECIFICATIONS

diameter	0.281 INCHES NOMINAL IN
material	PLASTIC VINYL OR RUBBER SYNTHETIC CUSHION
overall_width	0.500 INCHES NOMINAL IN
style_designator	SINGLE LOOP
tongue_hole_type	ROUND, UNTHREADED
surface_treatment	CADMIUM OR ZINC BAND
material_thickness	0.032 INCHES NOMINAL IN
loop_inside_diameter	0.312 INCHES NOMINAL IN
material_document_and_classification	SAE ASSN STD SINGLE MATERIAL RESPONSE BAND
distance_from_loop_center_to_tongue_end	0.874 INCHES NOMINAL IN
center_to_center_distance_between_loop_and_mounting_hole	0.562 INCHES NOMINAL IN
NSN	3110-00-100-0709

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: NORMAL ANGLE

•

CONE CORNER RADIUS: 0.3125 INCHES NOMINAL IN

•

CONE WIDTH: 2.2650 INCHES NOMINAL IN

•

STANDARD TOLERANCE DESIGNATION: AFBMA CLASS 2

•

BORE DIAMETER: 3.7500 INCHES NOMINAL IN

•

MATERIAL: STEEL OVERALL

TYPICAL APPLICATIONS

Long-term data archival and compliance retention
Offsite backup and disaster recovery
Air-gapped ransomware protection
Cold storage tier for infrequently accessed data

TECHNICAL CHARACTERISTICS

STYLE DESIGNATOR	NORMAL ANGLE
CONE CORNER RADIUS	0.3125 INCHES NOMINAL IN
CONE WIDTH	2.2650 INCHES NOMINAL IN
STANDARD TOLERANCE DESIGNATION	AFBMA CLASS 2
BORE DIAMETER	3.7500 INCHES NOMINAL IN
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 4

864Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

62AX294Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

P21871Reference document

Same NSN cross-reference

Reference document — Secondary reference

FF-B-187AReference document

Same NSN cross-reference

Reference document — Identification reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 30H-18?

30H-18 is a CONE AND ROLLERS,TAPERED ROLLER.

What parts can replace 30H-18?

There are 4 known substitutes for 30H-18: 864, 62AX294, P21871 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 30H-18?

30H-18 is cataloged in the U.S. Government catalog under NSN 3110-00-100-0709. This indicates validated use in U.S. government and defense supply chains.

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