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7859 ITEM 14 — BEARING UNIT,BALL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

7859 ITEM 14: BEARING UNIT,BALL.

The BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include material: COTTON SEAL, seal_type: CONTACT, block_type: FIXED, base_length: 3.5000 INCHES NOMINAL IN, bore_diameter: 2.9375 INCHES NOMINAL IN, housing_width: 13.0000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-129-9956, 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
7859 ITEM 14
NSN: 3130-01-129-9956
FSC: 3130 — Bearings, Mounted
CAGE: 00503 — CONDUCTIX INC DIV CONDUCTIX WAMPFLER (USA)
SPECIFICATIONS
materialCOTTON SEAL
seal_typeCONTACT
block_typeFIXED
base_length3.5000 INCHES NOMINAL IN
bore_diameter2.9375 INCHES NOMINAL IN
housing_width13.0000 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
base_thickness1.2500 INCHES NOMINAL IN
housing_height7.2500 INCHES NOMINAL IN
shaft_end_typeOPEN
style_designatorPILLOW BLOCK, SOLID
NSN3130-01-129-9956
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 7859 ITEM 14 · 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
•
SEAL TYPE: CONTACT
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION FITTING TYPE: HYDRAULIC
•
ASSEMBLY OVERALL LENGTH: 3.5000 INCHES NOMINAL IN
•
HOUSING HEIGHT: 7.2500 INCHES NOMINAL IN
•
MOUNTING SLOT LENGTH: 2.0000 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MOUNTING HOLE TYPE: SLOTTED
TECHNICAL CHARACTERISTICS
SEAL TYPECONTACT
LUBRICATION MATERIALGREASE
LUBRICATION FITTING TYPEHYDRAULIC
ASSEMBLY OVERALL LENGTH3.5000 INCHES NOMINAL IN
HOUSING HEIGHT7.2500 INCHES NOMINAL IN
MOUNTING SLOT LENGTH2.0000 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
MOUNTING HOLE TYPESLOTTED
ROTATING ELEMENT LOCKING METHODDIRECT
SEAL LOCATIONBOTH 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 4
126821Reference document
Same NSN cross-reference
Reference document — Secondary reference
114585-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
MP-47CReference document
Same NSN cross-reference
Reference document — Secondary reference
RAKH2 15/16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 7859 ITEM 14?
7859 ITEM 14 is a BEARING UNIT,BALL.
What parts can replace 7859 ITEM 14?
There are 4 known substitutes for 7859 ITEM 14: 126821, 114585-1, MP-47C and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7859 ITEM 14?
7859 ITEM 14 is cataloged in the U.S. Government catalog under NSN 3130-01-129-9956. This indicates validated use in U.S. government and defense supply chains.
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