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A1528-1 — PLATEXRETAINING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

A1528-1: PLATEXRETAINING.

The PLATEXRETAINING is a the manufacturer industrial component. Key specifications include end_item_identification: T-37/A-37 AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-037-7158, 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
A1528-1
NSN: 3120-00-037-7158
NIINs: 000377158, 004831166, 012745470
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
end_item_identificationT-37/A-37 AIRCRAFT
NSN3120-00-037-7158
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A1528-1 · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 1.5025 INCHES MINIMUM AND 1.5040 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 1.2520 INCHES MINIMUM AND 1.2530 INCHES MAXIMUM IN
•
MATERIAL: LUBRICANT LUBRICATION
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER1.5025 INCHES MINIMUM AND 1.5040 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH1.1250 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.2520 INCHES MINIMUM AND 1.2530 INCHES MAXIMUM IN
MATERIALLUBRICANT LUBRICATION
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
LA812-16Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
18LA812-16Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
P125-9Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A1528-1?
A1528-1 is a PLATEXRETAINING.
What parts can replace A1528-1?
There are 3 known substitutes for A1528-1: LA812-16, 18LA812-16, P125-9. Substitute compatibility should be verified for your specific system.
What is the NSN for A1528-1?
A1528-1 is cataloged in the U.S. Government catalog under NSN 3120-00-037-7158. 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.