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Technical Data Sheet
PartsTable / COMPONENT / A1049-3
A1049-3 ✓ 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 RELAY,ELECTROMAGNETIC is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-287-6574, 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
A1049-3
NSN: 3120-00-287-6574
FSC: 3120
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
Part NumberA1049-3
NSN3120-00-287-6574
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: A1049-3 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL: COPPER ALLOY OVERALL
•
BODY OUTSIDE DIAMETER: 1.0015 INCHES MINIMUM AND 1.0025 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-L-15016, SYMBOL 2190 MIL SPEC SINGLE MATERIAL RESPONSE OR MIL-L-11734 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
OVERALL LENGTH1.0000 INCHES NOMINAL IN
MATERIALOIL LUBRICATING LUBRICATION
BODY OUTSIDE DIAMETER1.0015 INCHES MINIMUM AND 1.0025 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
CORNER SHAPESQUARE ALL CORNERS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
ASTM B438Interchangeable
interchangeable cross-reference
interchangeable
PL-2D3-981 ITEMInterchangeable
interchangeable cross-reference
interchangeable
PB2432-16Interchangeable
interchangeable cross-reference
interchangeable
10018Interchangeable
interchangeable cross-reference
interchangeable
29331Interchangeable
interchangeable cross-reference
interchangeable
209Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A1049-3?
A1049-3 is a RELAY,ELECTROMAGNETIC.
What parts can replace A1049-3?
There are 21 known substitutes for A1049-3: ASTM B438, PL-2D3-981 ITEM, PB2432-16 and 18 more. Substitute compatibility should be verified for your specific system.
Is A1049-3 still available?
A1049-3 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026