PartsTable
Technical Data Sheet
SP27 ✓ 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 SEMICONDUCTOR DEVICE,DIODE is a the manufacturer industrial component. Key specifications include material: STEEL AND WOOL SEAL, seal_type: LABYRINTH, head_style: FLAT CHAMFER, base_length: 2.3750 INCHES NOMINAL IN, body_height: 0.165 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, head_height: 0.130 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3130-00-108-0646, 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
SP27
NSN: 3130-00-108-0646
FSC: 3130
CAGE: 57448 — STEPHENS-ADAMSON INC A SUB OF ALLIS-CHALMERS CORP (USA)
SPECIFICATIONS
materialSTEEL AND WOOL SEAL
seal_typeLABYRINTH
head_styleFLAT CHAMFER
base_length2.3750 INCHES NOMINAL IN
body_height0.165 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
head_height0.130 INCHES MAXIMUM IN
temp_rating275.0 FAHRENHEIT DEGF
bore_diameter1.6875 INCHES NOMINAL IN
head_diameter0.120 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
housing_width8.7500 INCHES NOMINAL IN
seal_locationBOTH ENDS
thread_length0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN
NSN3130-00-108-0646
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: SP27 · 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
HOUSING WIDTH: 8.7500 INCHES NOMINAL IN
LUBRICATION FITTING TYPE: HYDRAULIC
MOUNTING SLOT WIDTH: 0.7500 INCHES NOMINAL IN
HOUSING HEIGHT: 4.6250 INCHES NOMINAL IN
LUBRICATION FITTING ANGLE FROM HORIZONTAL CENTERLINE: 90.0 DEGREES NOMINAL
LOAD CAPABILITY TYPE: RADIAL
STYLE DESIGNATOR: PILLOW BLOCK, SOLID
TECHNICAL CHARACTERISTICS (FLIS)
SEAL TYPELABYRINTH
HOUSING WIDTH8.7500 INCHES NOMINAL IN
LUBRICATION FITTING TYPEHYDRAULIC
MOUNTING SLOT WIDTH0.7500 INCHES NOMINAL IN
HOUSING HEIGHT4.6250 INCHES NOMINAL IN
LUBRICATION FITTING ANGLE FROM HORIZONTAL CENTERLINE90.0 DEGREES NOMINAL
LOAD CAPABILITY TYPERADIAL
STYLE DESIGNATORPILLOW BLOCK, SOLID
MOUNTING HOLE TYPESLOTTED
ROTATING ELEMENT LOCKING METHODDIRECT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
SUSC3634Interchangeable
interchangeable cross-reference
interchangeable
BSU-6(220V)Interchangeable
interchangeable cross-reference
interchangeable
SUSC3634 (LOW TEMP)Interchangeable
interchangeable cross-reference
interchangeable
LM304H T0-5Interchangeable
interchangeable cross-reference
interchangeable
322-0006-002Interchangeable
interchangeable cross-reference
interchangeable
MLM104DIBSInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is SP27?
SP27 is a SEMICONDUCTOR DEVICE,DIODE.
What parts can replace SP27?
There are 11 known substitutes for SP27: SUSC3634, BSU-6(220V), SUSC3634 (LOW TEMP) and 8 more. Substitute compatibility should be verified for your specific system.
Is SP27 still available?
SP27 is currently cancelled.
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