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Technical Data Sheet

PS3-1-1/8 — BEARING UNIT,BALL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

PS3-1-1/8: BEARING UNIT,BALL.

The BEARING UNIT,BALL is a the manufacturer industrial component. Key specifications include material: STEEL BEARING, block_type: FIXED, bore_diameter: 1.1250 INCHES NOMINAL IN, seal_location: BOTH ENDS, alignment_type: SELF-ALIGNING, housing_length: 0.6560 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-361-5546, 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
PS3-1-1/8
NSN: 3130-01-361-5546
FSC: 3130 — Bearings, Mounted
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
materialSTEEL BEARING
block_typeFIXED
bore_diameter1.1250 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
housing_length0.6560 INCHES NOMINAL IN
shaft_end_typeCLOSED
flange_thickness0.166 INCHES NOMINAL IN
housing_diameter3.7500 INCHES NOMINAL IN
style_designatorFLANGE BLOCK
bolt_circle_diameter3.0000 INCHES NOMINAL IN
load_capability_typeRADIAL
NSN3130-01-361-5546
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: PS3-1-1/8 · 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
•
LUBRICATION MATERIAL: GREASE
•
LUBRICATION FITTING TYPE: SELF LUBRICATED
•
ASSEMBLY OVERALL LENGTH: 1.0930 INCHES NOMINAL IN
•
INTERNAL FIT-UP DESIGNATION: STANDARD
•
FLANGE THICKNESS: 0.166 INCHES NOMINAL IN
•
SEAL LOCATION: BOTH ENDS
•
BLOCK TYPE: FIXED
•
STYLE DESIGNATOR: FLANGE BLOCK
TECHNICAL CHARACTERISTICS
LUBRICATION MATERIALGREASE
LUBRICATION FITTING TYPESELF LUBRICATED
ASSEMBLY OVERALL LENGTH1.0930 INCHES NOMINAL IN
INTERNAL FIT-UP DESIGNATIONSTANDARD
FLANGE THICKNESS0.166 INCHES NOMINAL IN
SEAL LOCATIONBOTH ENDS
BLOCK TYPEFIXED
STYLE DESIGNATORFLANGE BLOCK
ALIGNMENT TYPESELF-ALIGNING
ROLLING ELEMENT GROOVE QUANTITY1
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
50211200-1 ITEM 19Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — stock exhausted; no further procurementNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PS3-1-1/8?
PS3-1-1/8 is a BEARING UNIT,BALL.
What parts can replace PS3-1-1/8?
There is 1 known substitute for PS3-1-1/8: 50211200-1 ITEM 19. Substitute compatibility should be verified for your specific system.
What is the NSN for PS3-1-1/8?
PS3-1-1/8 is cataloged in the U.S. Government catalog under NSN 3130-01-361-5546. This indicates validated use in U.S. government and defense supply chains.
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