PartsTable
Technical Data Sheet
BRSAF1 ✓ Verified by PartsTable
· BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

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: 2.8750 INCHES NOMINAL IN, bore_diameter: 1.9375 INCHES NOMINAL IN, housing_width: 9.5000 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-227-4274, 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
BRSAF1
NSN: 3130-00-227-4274
FSC: 3130
CAGE: 05643 — BARBER-GREENE CO (USA)
SPECIFICATIONS
materialIRON CAST HOUSING
seal_typeLABYRINTH
block_typeFIXED
base_length2.8750 INCHES NOMINAL IN
bore_diameter1.9375 INCHES NOMINAL IN
housing_width9.5000 INCHES NOMINAL IN
seal_locationBOTH ENDS
alignment_typeSELF-ALIGNING
base_thickness0.8750 INCHES NOMINAL IN
housing_height5.0938 INCHES NOMINAL IN
shaft_end_typeOPEN
style_designatorPILLOW BLOCK, SOLID
NSN3130-00-227-4274
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: BRSAF1 · 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
BORE DIAMETER: 1.9375 INCHES NOMINAL IN
ALIGNMENT TYPE: SELF-ALIGNING
BASE THICKNESS: 0.8750 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH: 6.7500 INCHES NOMINAL IN
MOUNTING HOLE TYPE: SLOTTED
MATERIAL: IRON CAST HOUSING
STYLE DESIGNATOR: PILLOW BLOCK, SOLID
ROTATING ELEMENT LOCKING METHOD: DIRECT
TECHNICAL CHARACTERISTICS (FLIS)
BORE DIAMETER1.9375 INCHES NOMINAL IN
ALIGNMENT TYPESELF-ALIGNING
BASE THICKNESS0.8750 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH6.7500 INCHES NOMINAL IN
MOUNTING HOLE TYPESLOTTED
MATERIALIRON CAST HOUSING
STYLE DESIGNATORPILLOW BLOCK, SOLID
ROTATING ELEMENT LOCKING METHODDIRECT
ROLLING ELEMENT GROOVE QUANTITY1
LUBRICATION MATERIALGREASE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
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C78-200Interchangeable
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MP31Interchangeable
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LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is BRSAF1?
BRSAF1 is a BEARING UNIT,BALL.
What parts can replace BRSAF1?
There are 8 known substitutes for BRSAF1: PL7C7, 7C7, C78-200 and 5 more. Substitute compatibility should be verified for your specific system.
Is BRSAF1 still available?
BRSAF1 is currently cancelled.
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