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04A059-5A — BEARING,PLAIN,SELF-ALIGNING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

04A059-5A: BEARING,PLAIN,SELF-ALIGNING.

The BEARING,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OUTER RACE MEMBER, bore_diameter: 0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN, hardness_rating: 43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM INNER MEMBER, style_designator: WITH INSERT AND/OR LINER WITH STAKING GROOVE, surface_treatment: PASSIVATE INNER MEMBER, inner_member_width: 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-352-2799, 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
04A059-5A
NSN: 3120-01-352-2799
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 1W025 — NORTHROP GRUMMAN SYSTEMS CORP DBA NORTHROP GRUMMAN COMPUTING SYSTEMS (USA)
SPECIFICATIONS
materialSTEEL COMP 630 OUTER RACE MEMBER
bore_diameter0.3120 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
hardness_rating43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM INNER MEMBER
style_designatorWITH INSERT AND/OR LINER WITH STAKING GROOVE
surface_treatmentPASSIVATE INNER MEMBER
inner_member_width0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
outer_member_width0.2500 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
outer_member_outside_diameter0.6870 INCHES MINIMUM AND 0.6875 INCHES MAXIMUM IN
material_document_and_classificationAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
surface_treatment_document_and_classificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
NSN3120-01-352-2799
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 04A059-5A · 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 TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
•
INNER MEMBER WIDTH: 0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
•
HARDNESS RATING: 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
•
OUTER MEMBER WIDTH: 0.2500 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: WITH INSERT AND/OR LINER WITH STAKING GROOVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE INNER MEMBER
INNER MEMBER WIDTH0.6200 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
HARDNESS RATING28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM OUTER RACE MEMBER
HARDNESS RATING43.0 ROCKWELL C MINIMUM AND 47.0 ROCKWELL C MAXIMUM INNER MEMBER
OUTER MEMBER WIDTH0.2500 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM IN
STYLE DESIGNATORWITH INSERT AND/OR LINER WITH STAKING GROOVE
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5643 ASSN STD SINGLE MATERIAL RESPONSE OUTER RACE MEMBER
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5629 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-81820 MIL SPEC SINGLE MATERIAL RESPONSE RACE LINER
SURFACE TREATMENTPASSIVATE INNER MEMBER
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 3
HTY5V-59ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
KSDY5-28AReference document
Same NSN cross-reference
Reference document — Secondary reference
LYG05E-059ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 04A059-5A?
04A059-5A is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace 04A059-5A?
There are 3 known substitutes for 04A059-5A: HTY5V-59A, KSDY5-28A, LYG05E-059A. Substitute compatibility should be verified for your specific system.
What is the NSN for 04A059-5A?
04A059-5A is cataloged in the U.S. Government catalog under NSN 3120-01-352-2799. This indicates validated use in U.S. government and defense supply chains.
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