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Technical Data Sheet
PartsTable / COMPONENT / FL38-4
FL38-4 ✓ 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 CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER, flange_width: 0.0625 INCHES NOMINAL IN, overall_length: 0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-009-6773, 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
FL38-4
NSN: 3120-01-009-6773
FSC: 3120
CAGE: 60960 — BUNTING BEARINGS CORP KALAMAZOO PLANT (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
flange_width0.0625 INCHES NOMINAL IN
overall_length0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter0.3760 INCHES MINIMUM AND 0.3770 INCHES MAXIMUM IN
body_outside_diameter0.5020 INCHES MINIMUM AND 0.5030 INCHES MAXIMUM IN
flange_outside_diameter0.6855 INCHES MINIMUM AND 0.6955 INCHES MAXIMUM IN
material_document_and_classificationMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN3120-01-009-6773
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: FL38-4 · 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
•
FLANGE OUTSIDE DIAMETER: 0.6855 INCHES MINIMUM AND 0.6955 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.0625 INCHES NOMINAL IN
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE OUTSIDE DIAMETER0.6855 INCHES MINIMUM AND 0.6955 INCHES MAXIMUM IN
FLANGE WIDTH0.0625 INCHES NOMINAL IN
OVERALL LENGTH0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE BODY CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
A1232-4Interchangeable
interchangeable cross-reference
interchangeable
AA1232-4Interchangeable
interchangeable cross-reference
interchangeable
50-30-5Interchangeable
interchangeable cross-reference
interchangeable
HF806Interchangeable
interchangeable cross-reference
interchangeable
3120-2Interchangeable
interchangeable cross-reference
interchangeable
F806Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FL38-4?
FL38-4 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace FL38-4?
There are 21 known substitutes for FL38-4: A1232-4, AA1232-4, 50-30-5 and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for FL38-4?
FL38-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-01-009-6773. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026