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PartsTable / COMPONENT / 1131-3
1131-3 ✓ Verified by PartsTable
Jumbo · 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

TRANSFORMER,POWER AUTOTRANSFORME. Key specifications include material: STEEL OVERALL, drill_length: 0.625 INCHES NOMINAL IN, special_features: STUBBY SERIES, FOR DRILLING HARD TOUGH HIGH TENSILE STREN, end_item_identification: DAMPNER, ASSEMBLY, material_document_and_classification: SAE 841, OILOTE BRONZE ASSN STD SINGLE MATERIAL RESPONSE OVERALL, part_name_assigned_by_controlling_agency: THREADED SHANK ADAPTER DRILL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-662-4852, 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
1131-3
NSN: 3120-00-662-4852
FSC: 3120
CAGE: 6K4C8 — GOODRICH CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
drill_length0.625 INCHES NOMINAL IN
special_featuresSTUBBY SERIES, FOR DRILLING HARD TOUGH HIGH TENSILE STREN
end_item_identificationDAMPNER, ASSEMBLY
material_document_and_classificationSAE 841, OILOTE BRONZE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agencyTHREADED SHANK ADAPTER DRILL
NSN3120-00-662-4852
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1131-3 · Jumbo ⚠ 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: CADMIUM RIGHT END SURFACE OF LEFT FLANGE
•
SURFACE FINISH: 125.0 MICROINCHES RIGHT END SURFACE OF BODY
•
CORNER SHAPE: SQUARE INSIDE RIGHT CORNER
•
HARDNESS RATING: 34.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH0.8100 INCHES NOMINAL IN
SURFACE TREATMENTCADMIUM RIGHT END SURFACE OF LEFT FLANGE
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE TREATMENTCADMIUM OUTSIDE DIAMETER SURFACE OF FLANGE
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
SURFACE TREATMENTCADMIUM RIGHT END SURFACE OF BODY
HARDNESS RATING34.0 ROCKWELL C MINIMUM AND 39.0 ROCKWELL C MAXIMUM OVERALL
MATERIALSTEEL OVERALL
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
1131-1Interchangeable
interchangeable cross-reference
interchangeable
1131-3Interchangeable
interchangeable cross-reference
interchangeable
H-48-MInterchangeable
interchangeable cross-reference
interchangeable
H68MInterchangeable
interchangeable cross-reference
interchangeable
B7U-MInterchangeable
interchangeable cross-reference
interchangeable
12247Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1131-3?
1131-3 is a TRANSFORMER,POWER AUTOTRANSFORME manufactured by Jumbo.
What parts can replace 1131-3?
There are 10 known substitutes for 1131-3: 1131-1, 1131-3, H-48-M and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1131-3?
1131-3 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-662-4852. 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