9L1-3-4 — BEARING UNIT,BALL

✓ Government record, cited

— · BALL BEARING

PRODUCT OVERVIEW

9L1-3-4: BEARING UNIT,BALL.

The BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include material: IRON CAST HOUSING, seal_type: LABYRINTH, block_type: FIXED, base_length: 2.1250 INCHES NOMINAL IN, bore_diameter: 1.7500 INCHES NOMINAL IN, housing_width: 7.5000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-159-1484, 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

9L1-3-4

NSN: 3130-00-159-1484
FSC: 3130 — Bearings, Mounted
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)

SPECIFICATIONS

material	IRON CAST HOUSING
seal_type	LABYRINTH
block_type	FIXED
base_length	2.1250 INCHES NOMINAL IN
bore_diameter	1.7500 INCHES NOMINAL IN
housing_width	7.5000 INCHES NOMINAL IN
seal_location	BOTH ENDS
alignment_type	SELF-ALIGNING
base_thickness	0.8125 INCHES NOMINAL IN
housing_height	4.1875 INCHES NOMINAL IN
shaft_end_type	OPEN
collar_location	ONE END
NSN	3130-00-159-1484

COMPONENT DIAGRAM

KEY FEATURES

•

SEAL TYPE: LABYRINTH

•

LUBRICATION MATERIAL: GREASE

•

LUBRICATION FITTING TYPE: PIPE PLUG

•

ASSEMBLY OVERALL LENGTH: 2.4375 INCHES NOMINAL IN

•

HOUSING HEIGHT: 4.1875 INCHES NOMINAL IN

•

MOUNTING SLOT LENGTH: 0.7500 INCHES NOMINAL IN

•

INTERNAL FIT-UP DESIGNATION: STANDARD

•

MOUNTING HOLE TYPE: SLOTTED

TECHNICAL CHARACTERISTICS

SEAL TYPE	LABYRINTH
LUBRICATION MATERIAL	GREASE
LUBRICATION FITTING TYPE	PIPE PLUG
ASSEMBLY OVERALL LENGTH	2.4375 INCHES NOMINAL IN
HOUSING HEIGHT	4.1875 INCHES NOMINAL IN
MOUNTING SLOT LENGTH	0.7500 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATION	STANDARD
MOUNTING HOLE TYPE	SLOTTED
ROTATING ELEMENT LOCKING METHOD	SETSCREW LOCKING COLLAR
SEAL LOCATION	BOTH ENDS

OTHER ITEMS IN FSC 3130 — Bearings, Mounted

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3130-00-001-5118 3130-00-001-5137 3130-00-001-6585 3130-00-003-0422 3130-00-003-0455 3130-00-003-0794 3130-00-003-2802 3130-00-003-9535

SUBSTITUTES & CROSS-REFERENCES 1

PL3Y228HReference document

Same NSN cross-reference

Reference document — Secondary 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 9L1-3-4?

9L1-3-4 is a BEARING UNIT,BALL.

What parts can replace 9L1-3-4?

There is 1 known substitute for 9L1-3-4: PL3Y228H. Substitute compatibility should be verified for your specific system.

What is the NSN for 9L1-3-4?

9L1-3-4 is cataloged in the U.S. Government catalog under NSN 3130-00-159-1484. This indicates validated use in U.S. government and defense supply chains.

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