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14-12371-1 — HOUSING,BEARING UNIT

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

14-12371-1: HOUSING,BEARING UNIT.

The HOUSING,BEARING UNIT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 4130 HOUSING, bore_diameter: 4.0500 INCHES NOMINAL IN, housing_length: 0.9150 INCHES NOMINAL IN, shaft_end_type: OPEN, flange_thickness: 0.3850 INCHES NOMINAL IN, housing_diameter: 4.7500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-564-1807, 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
14-12371-1
NSN: 3130-00-564-1807
FSC: 3130 — Bearings, Mounted
CAGE: 76823 — NORTHROP GRUMMAN SYSTEMS CORPORATION DBA NORTHROP GRUMMAN IS DIV NORTHROP GRUMMAN AERONAUTICS SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 4130 HOUSING
bore_diameter4.0500 INCHES NOMINAL IN
housing_length0.9150 INCHES NOMINAL IN
shaft_end_typeOPEN
flange_thickness0.3850 INCHES NOMINAL IN
housing_diameter4.7500 INCHES NOMINAL IN
special_featuresANOTHER SET OF HOLES 0.1925 IN. MIN DIA 0.1940 IN. MAX DIA ON APPROXIMATELY 4.1860 IN. CIRCLE DIA IN
style_designatorFLANGE BLOCK
mounting_hole_typeROUND, UNTHREADED
bolt_circle_diameter4.5100 INCHES MINIMUM AND 4.5250 INCHES MAXIMUM IN
mounting_hole_diameter0.1250 INCHES NOMINAL IN
NSN3130-00-564-1807
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 14-12371-1 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLANGE THICKNESS: 0.3850 INCHES NOMINAL IN
•
MOUNTING HOLE TYPE: ROUND, UNTHREADED
•
STYLE DESIGNATOR: FLANGE BLOCK
•
MOUNTING HOLE DIAMETER: 0.1250 INCHES NOMINAL IN
•
BOLT CIRCLE DIAMETER: 4.5100 INCHES MINIMUM AND 4.5250 INCHES MAXIMUM IN
•
SHAFT END TYPE: OPEN
•
BORE DIAMETER: 4.0500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FLANGE THICKNESS0.3850 INCHES NOMINAL IN
MOUNTING HOLE TYPEROUND, UNTHREADED
STYLE DESIGNATORFLANGE BLOCK
MOUNTING HOLE DIAMETER0.1250 INCHES NOMINAL IN
BOLT CIRCLE DIAMETER4.5100 INCHES MINIMUM AND 4.5250 INCHES MAXIMUM IN
SHAFT END TYPEOPEN
SPECIAL FEATURESANOTHER SET OF HOLES 0.1925 IN. MIN DIA 0.1940 IN. MAX DIA ON APPROXIMATELY 4.1860 IN. CIRCLE DIA IN
BORE DIAMETER4.0500 INCHES NOMINAL IN
MATERIALSTEEL COMP 4130 HOUSING
HOUSING LENGTH0.9150 INCHES NOMINAL IN
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 14-12371-1?
14-12371-1 is a HOUSING,BEARING UNIT.
What is the NSN for 14-12371-1?
14-12371-1 is cataloged in the U.S. Government catalog under NSN 3130-00-564-1807. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.