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NPD-16 — BEARING UNIT,BALL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

NPD-16: 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: 1.5000 INCHES NOMINAL IN, bore_diameter: 1.0000 INCHES NOMINAL IN, housing_width: 5.5000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-00-289-6843, 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
NPD-16
NSN: 3130-00-289-6843
FSC: 3130 — Bearings, Mounted
CAGE: 57448 — STEPHENS-ADAMSON INC A SUB OF ALLIS-CHALMERS CORP (USA)
SPECIFICATIONS
materialIRON CAST HOUSING
seal_typeLABYRINTH
block_typeFIXED
base_length1.5000 INCHES NOMINAL IN
bore_diameter1.0000 INCHES NOMINAL IN
housing_width5.5000 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
base_thickness0.5000 INCHES NOMINAL IN
housing_height2.8125 INCHES NOMINAL IN
shaft_end_typeOPEN
special_features90 DEG. ANGLE TYPE HYDRAULIC FITTING
NSN3130-00-289-6843
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: NPD-16 · 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: LABYRINTH
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION FITTING TYPE: HYDRAULIC
•
ASSEMBLY OVERALL LENGTH: 1.5000 INCHES NOMINAL IN
•
HOUSING HEIGHT: 2.8125 INCHES NOMINAL IN
•
MOUNTING SLOT LENGTH: 0.6250 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
MOUNTING HOLE TYPE: SLOTTED
TECHNICAL CHARACTERISTICS
SEAL TYPELABYRINTH
LUBRICATION MATERIALGREASE
LUBRICATION FITTING TYPEHYDRAULIC
ASSEMBLY OVERALL LENGTH1.5000 INCHES NOMINAL IN
HOUSING HEIGHT2.8125 INCHES NOMINAL IN
MOUNTING SLOT LENGTH0.6250 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
MOUNTING HOLE TYPESLOTTED
ROTATING ELEMENT LOCKING METHODDIRECT
SEAL LOCATIONBOTH ENDS
SUBSTITUTES & CROSS-REFERENCES 3
100031-1Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
NPD16WITH1911ALEMITESame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
SM100-4BReference document
Same NSN cross-reference
Reference document — Replaced / superseded reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is NPD-16?
NPD-16 is a BEARING UNIT,BALL.
What parts can replace NPD-16?
There are 3 known substitutes for NPD-16: 100031-1, NPD16WITH1911ALEMITE, SM100-4B. Substitute compatibility should be verified for your specific system.
What is the NSN for NPD-16?
NPD-16 is cataloged in the U.S. Government catalog under NSN 3130-00-289-6843. This indicates validated use in U.S. government and defense supply chains.
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