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75564 — RING SET,PISTON

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

75564: RING SET,PISTON.

The RING SET,PISTON is a the manufacturer industrial component. Key specifications include overall_length: 2.375 INCHES NOMINAL IN, special_features: NEXT HIGHER ASSEMBLY E-1HPW, EZ-2HPW BURNERS, part_name_assigned_by_controlling_agency: COUPLING FOR STANDARD FUEL UNITS, CARLIN BURNERS. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-513-4382, 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
75564
NSN: 3120-00-513-4382
NIINs: 005134382, 005544472, 016145703
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 73030 — HAMILTON SUNDSTRAND CORPORATION DBA COLLINS AEROSPACE (USA)
SPECIFICATIONS
overall_length2.375 INCHES NOMINAL IN
special_featuresNEXT HIGHER ASSEMBLY E-1HPW, EZ-2HPW BURNERS
part_name_assigned_by_controlling_agencyCOUPLING FOR STANDARD FUEL UNITS, CARLIN BURNERS
NSN3120-00-513-4382
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 75564 · 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
•
CHAMFER/RADIUS OF INSIDE CORNER: 0.062 IN. RADIUS IN
•
STYLE DESIGNATOR: PLAIN
•
OUTSIDE DIAMETER: 1.374 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
•
CHAMFER/RADIUS OF OUTSIDE CORNER: 0.062 IN. RADIUS IN
•
CASEHARDENING INDICATOR: NOT CASEHARDENED
•
MATERIAL: STEEL
•
FACE WIDTH: 0.277 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CHAMFER/RADIUS OF INSIDE CORNER0.062 IN. RADIUS IN
STYLE DESIGNATORPLAIN
OUTSIDE DIAMETER1.374 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
CHAMFER/RADIUS OF OUTSIDE CORNER0.062 IN. RADIUS IN
CASEHARDENING INDICATORNOT CASEHARDENED
SPECIAL FEATURESTEST DATA DOCUMENT-MIL-I-6868-81349
MATERIALSTEEL
FACE WIDTH0.277 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
METALLIC HARDNESS RATING60.0 MINIMUM ROCKWELL C AND 64.0 MAXIMUM ROCKWELL C
BORE INSIDE DIAMETER0.941 INCHES MINIMUM AND 0.942 INCHES MAXIMUM IN
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

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 75564?
75564 is a RING SET,PISTON.
What is the NSN for 75564?
75564 is cataloged in the U.S. Government catalog under NSN 3120-00-513-4382. 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.