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27554 — BRUSH,ELECTRICAL CONTACT

✓ Government record, cited
Clementoni · BALL BEARING
PRODUCT OVERVIEW

27554: BRUSH,ELECTRICAL CONTACT.

The BRUSH,ELECTRICAL CONTACT is a Clementoni industrial component. Key specifications include width: 1.209 INCHES NOMINAL IN, length: 1.125 INCHES NOMINAL IN, radius: 1.250 INCHES NOMINAL IN, material: STEEL OVERALL, thickness: 0.385 INCHES NOMINAL IN, top_style: FLAT WITH RECTANGULAR SLOT. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-430-9297, 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
27554
NSN: 3120-00-430-9297
NIINs: 004309297, 005012795, 006442688, 015628571, 015896031
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 45RP7 — DRESSTA NORTH AMERICA LTD (USA)
SPECIFICATIONS
width1.209 INCHES NOMINAL IN
length1.125 INCHES NOMINAL IN
radius1.250 INCHES NOMINAL IN
materialSTEEL OVERALL
thickness0.385 INCHES NOMINAL IN
top_styleFLAT WITH RECTANGULAR SLOT
body_styleRECTANGULAR COMMUTATOR
head_styleOVAL
slot_depth0.281 INCHES NOMINAL IN
slot_width0.281 INCHES NOMINAL IN
head_height0.123 INCHES MINIMUM AND 0.137 INCHES MAXIMUM IN
corner_shapeSQUARE INSIDE RIGHT CORNER
NSN3120-00-430-9297
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 27554 · Clementoni ⚠ 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
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
•
FLANGE OUTSIDE DIAMETER: 2.5000 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 1.8700 INCHES MINIMUM AND 1.8720 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
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
CORNER SHAPESQUARE INSIDE LEFT CORNER
FLANGE OUTSIDE DIAMETER2.5000 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER1.8700 INCHES MINIMUM AND 1.8720 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH1.5000 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
D27554Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 27554?
27554 is a BRUSH,ELECTRICAL CONTACT manufactured by Clementoni.
What parts can replace 27554?
There is 1 known substitute for 27554: D27554. Substitute compatibility should be verified for your specific system.
What is the NSN for 27554?
27554 is cataloged in the U.S. Government catalog under NSN 3120-00-430-9297. 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.