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5177887 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

5177887: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, corner_shape: SQUARE OUTSIDE LEFT CORNER, flange_width: 0.1200 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN, overall_length: 1.3600 INCHES MINIMUM AND 1.3650 INCHES MAXIMUM IN, surface_finish: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY, style_designator: SOLID, EXTERNAL FLANGE ONE END. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-310-9348, 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
5177887
NSN: 3120-01-310-9348
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
corner_shapeSQUARE OUTSIDE LEFT CORNER
flange_width0.1200 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
overall_length1.3600 INCHES MINIMUM AND 1.3650 INCHES MAXIMUM IN
surface_finish32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.8120 INCHES MINIMUM AND 0.8140 INCHES MAXIMUM IN
body_outside_diameter1.1220 INCHES MINIMUM AND 1.1230 INCHES MAXIMUM IN
flange_outside_diameter1.2810 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN
lubricant_accommodation_styleGROOVED CIRCULAR
material_document_and_classificationAISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_groove_location_and_quantity2 EXTERNAL
NSN3120-01-310-9348
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 5177887 · 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
•
SURFACE FINISH: 32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: CHAMFERED INSIDE LEFT CORNER
•
FLANGE OUTSIDE DIAMETER: 1.2810 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH32.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
FLANGE OUTSIDE DIAMETER1.2810 INCHES MINIMUM AND 1.3120 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.1220 INCHES MINIMUM AND 1.1230 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5177887?
5177887 is a BUSHING,SLEEVE.
What is the NSN for 5177887?
5177887 is cataloged in the U.S. Government catalog under NSN 3120-01-310-9348. This indicates validated use in U.S. government and defense supply chains.
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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.