845031B4007 — HOUSING,BEARING UNIT

✓ Government record, cited

— · BALL BEARING

PRODUCT OVERVIEW

845031B4007: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include bore_diameter: 3.9365 INCHES MINIMUM AND 3.9379 INCHES MAXIMUM IN, pilot_diameter: 6.999 INCHES MINIMUM AND 7.001 INCHES MAXIMUM IN, shaft_end_type: OPEN, housing_diameter: 17.750 INCHES NOMINAL IN, mounting_hole_type: ROUND, UNTHREADED, bolt_circle_diameter: 7.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-303-3952, 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

845031B4007

NSN: 3130-01-303-3952
FSC: 3130 — Bearings, Mounted
CAGE: 01365 — MARINE CORPS SYSTEMS COMMAND DIV MARINE CORPS SYSTEMS COMMAND TECHNICAL DATA REPOSITORY CUSTOMER SERVICE (USA)

SPECIFICATIONS

bore_diameter	3.9365 INCHES MINIMUM AND 3.9379 INCHES MAXIMUM IN
pilot_diameter	6.999 INCHES MINIMUM AND 7.001 INCHES MAXIMUM IN
shaft_end_type	OPEN
housing_diameter	17.750 INCHES NOMINAL IN
special_features	12 UNTHREADED MOUNTING HOLES,0.468 IN. DIA,EQUALLY SPACED ON 16.880 IN. DIA BOLT CIRCLE; 4 THREADED MOUNTING 0.312 IN. DIA,EQUALLY SPACED ON 4.620 IN. DIA BOLT CIRLEE IN
mounting_hole_type	ROUND, UNTHREADED
bolt_circle_diameter	7.750 INCHES NOMINAL IN
mounting_hole_diameter	0.500 INCHES NOMINAL IN
assembly_overall_length	9.930 INCHES NOMINAL IN
material_document_and_classification	ASTM A48 ASSN STD ALL MATERIAL RESPONSES HOUSING
NSN	3130-01-303-3952

COMPONENT DIAGRAM

KEY FEATURES

•

ASSEMBLY OVERALL LENGTH: 9.930 INCHES NOMINAL IN

•

MOUNTING HOLE TYPE: ROUND, UNTHREADED

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A48 ASSN STD ALL MATERIAL RESPONSES HOUSING

•

MOUNTING HOLE DIAMETER: 0.500 INCHES NOMINAL IN

•

PILOT DIAMETER: 6.999 INCHES MINIMUM AND 7.001 INCHES MAXIMUM IN

•

BOLT CIRCLE DIAMETER: 7.750 INCHES NOMINAL IN

•

SHAFT END TYPE: OPEN

TECHNICAL CHARACTERISTICS

ASSEMBLY OVERALL LENGTH	9.930 INCHES NOMINAL IN
MOUNTING HOLE TYPE	ROUND, UNTHREADED
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A48 ASSN STD ALL MATERIAL RESPONSES HOUSING
MOUNTING HOLE DIAMETER	0.500 INCHES NOMINAL IN
PILOT DIAMETER	6.999 INCHES MINIMUM AND 7.001 INCHES MAXIMUM IN
BOLT CIRCLE DIAMETER	7.750 INCHES NOMINAL IN
SHAFT END TYPE	OPEN
SPECIAL FEATURES	12 UNTHREADED MOUNTING HOLES,0.468 IN. DIA,EQUALLY SPACED ON 16.880 IN. DIA BOLT CIRCLE; 4 THREADED MOUNTING 0.312 IN. DIA,EQUALLY SPACED ON 4.620 IN. DIA BOLT CIRLEE IN
BORE DIAMETER	3.9365 INCHES MINIMUM AND 3.9379 INCHES MAXIMUM IN
MATERIAL	IRON CAST UNS F11401 OR IRON CAST UNS F11701 OR IRON CAST UNS F12101 OR IRON CAST UNS F12401 OR IRON CAST UNS F12801 OR IRON CAST UNS F13101 OR IRON CAST UNS F13501 OR IRON CAST UNS F13801 OR IRON CAST UNS F14101 HOUSING

SUBSTITUTES & CROSS-REFERENCES 1

76966Reference 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 845031B4007?

845031B4007 is a HOUSING,BEARING UNIT.

What parts can replace 845031B4007?

There is 1 known substitute for 845031B4007: 76966. Substitute compatibility should be verified for your specific system.

What is the NSN for 845031B4007?

845031B4007 is cataloged in the U.S. Government catalog under NSN 3130-01-303-3952. This indicates validated use in U.S. government and defense supply chains.

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