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116720-27 — MICROCIRCUIT,DIGITAL

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

116720-27: MICROCIRCUIT,DIGITAL.

The MICROCIRCUIT,DIGITAL is a the manufacturer industrial component. Key specifications include base_length: 1.7500 INCHES NOMINAL IN, bore_diameter: 1.5000 INCHES MINIMUM AND 1.5010 INCHES MAXIMUM IN, housing_width: 6.8800 INCHES NOMINAL IN, base_thickness: 0.6200 INCHES NOMINAL IN, housing_height: 3.8100 INCHES NOMINAL IN, shaft_end_type: OPEN. This part is cataloged in the U.S.

Government catalog under NSN 3130-01-038-8845, 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
116720-27
NSN: 3130-01-038-8845
NIINs: 010388845, 013394943
FSC: 3130 — Bearings, Mounted
CAGE: 0LF97 — HUB CITY, INC. DBA HUB CITY DIV HUB CITY, INC. - A REGAL-BELOIT COMPANY (USA)
SPECIFICATIONS
base_length1.7500 INCHES NOMINAL IN
bore_diameter1.5000 INCHES MINIMUM AND 1.5010 INCHES MAXIMUM IN
housing_width6.8800 INCHES NOMINAL IN
base_thickness0.6200 INCHES NOMINAL IN
housing_height3.8100 INCHES NOMINAL IN
shaft_end_typeOPEN
style_designatorPILLOW BLOCK, SOLID
mounting_hole_diameter0.5600 INCHES NOMINAL IN
lubrication_fitting_typeHYDRAULIC
height_from_bottom_of_base_to_bore_centerline1.9400 INCHES NOMINAL IN
lubrication_fitting_angle_from_horizontal_centerline45.0 DEGREES NOMINAL
center_to_center_distance_between_mounting_holes_along_width5.3750 INCHES NOMINAL IN
NSN3130-01-038-8845
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 116720-27 · 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 FITTING TYPE: HYDRAULIC
•
HOUSING HEIGHT: 3.8100 INCHES NOMINAL IN
•
STYLE DESIGNATOR: PILLOW BLOCK, SOLID
•
MOUNTING HOLE DIAMETER: 0.5600 INCHES NOMINAL IN
•
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH: 5.3750 INCHES NOMINAL IN
•
HOUSING WIDTH: 6.8800 INCHES NOMINAL IN
•
BASE LENGTH: 1.7500 INCHES NOMINAL IN
•
SHAFT END TYPE: OPEN
TECHNICAL CHARACTERISTICS
LUBRICATION FITTING TYPEHYDRAULIC
HOUSING HEIGHT3.8100 INCHES NOMINAL IN
STYLE DESIGNATORPILLOW BLOCK, SOLID
MOUNTING HOLE DIAMETER0.5600 INCHES NOMINAL IN
CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG WIDTH5.3750 INCHES NOMINAL IN
HOUSING WIDTH6.8800 INCHES NOMINAL IN
BASE LENGTH1.7500 INCHES NOMINAL IN
SHAFT END TYPEOPEN
BASE THICKNESS0.6200 INCHES NOMINAL IN
BORE DIAMETER1.5000 INCHES MINIMUM AND 1.5010 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES 2
PB250Reference document
Same NSN cross-reference
Reference document — Secondary reference
1001-00918Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 116720-27?
116720-27 is a MICROCIRCUIT,DIGITAL.
What parts can replace 116720-27?
There are 2 known substitutes for 116720-27: PB250, 1001-00918. Substitute compatibility should be verified for your specific system.
What is the NSN for 116720-27?
116720-27 is cataloged in the U.S. Government catalog under NSN 3130-01-038-8845. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.