The Bearing,ball,annular, cataloged under National Stock Number 3110-01-260-7263, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-260-7263 |
| Primary Part Number | PS7KDDFS381A |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Co Div the Timken Company |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | GREASE |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES |
| Internal Fit-Up Designation | LOOSE |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Supplementary Features | QUIET RUNNING |
| Reference Data and Literature | MIL-B-7949 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI ASSN STD 2ND MATERIAL RESPONSE OR AISI ASSN STD 1ST MATERIAL RESPONSE OR SAE J405 UNS S41000 ASSN STD 1ST MATERIAL RESPONSE OR SAE J405 UNS S43000 ASSN STD 2ND MATERIAL RESPONSE CAGE |
| Material Document and Classification | AISI ASSN STD 2ND MATERIAL RESPONSE OR SAEJ404 UNS G51986 ASSN STD 1ST MATERIAL RESPONSE OR AISI ASSN STD 1ST MATERIAL RESPONSE OR SAE J404 UNS S43000 ASSN STD 2ND MATERIAL RESPONSE BALL |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OR SAE J404 UNS G52986 ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OR SAE J404 UNS G52986 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OR SAE J405 UNS S30200 ASSN STD SINGLE MATERIAL RESPONSE SHIELD |
| Overall Outside Diameter | 1.3745 INCHES MINIMUM AND 1.3750 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Functional Description | ELEC MOTORS,APPLIANCES,INSTR AND DATA RECORDER APPL |
| Standard Tolerance Designation | ABEC NO.1 |
| Bore Diameter | 0.6247 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 BALL |
| Material | STEEL COMP E52100 INNER RING |
| Material | STEEL COMP 302 SHIELD |
| Material | STEEL COMP 410 OR STEEL COMP 430 CAGE |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE AND FS381A MFR REF SINGLE MATERIAL RESPONSE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| PS7KDDFS381A PRIMARY | Timken Co Div the Timken Company (USA) |
| Reference | Meaning |
|---|---|
| 10130554 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 3110-01-260-7263 is a Bearing,ball,annular, manufactured by Timken Co Div the Timken Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-260-7263 has 1 manufacturer part number on file: PS7KDDFS381A (Timken Co Div the Timken Company).
Key specifications for PS7KDDFS381A: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Surface Treatment Document and Classification: QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES; Internal Fit-Up Designation: LOOSE. 27 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.