The Bearing,ball,annular, cataloged under National Stock Number 3110-01-249-7912, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corp Div Timken Super Precision. Government technical data includes 30 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3110-01-249-7912 |
| Primary Part Number | 6632RAZZ5P25LY48P |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Mpb Corp Div Timken Super Precision |
| Status | ACTIVE |
| Retainer Fabrication Method | STAMPED |
| Bearing Seal Type | CONTACT |
| Lubrication Material | LUBRICANT |
| Outer Ring Width | 0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN |
| Internal Clearance | 0.0002 INCHES MINIMUM RADIAL AND 0.0005 INCHES MAXIMUM RADIAL IN |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | AISI UNS S41000 ASSN STD SINGLE MATERIAL RESPONSE RETAINER |
| Material Document and Classification | ASIS UNS S30200 ASSN STD SINGLE MATERIAL RESPONSE SNAP RING |
| Material Document and Classification | FLUORO-POLYMER MFR REF SINGLE MATERIAL RESPONSE SEAL |
| Material Document and Classification | SAE J404 UNS G52986 ASSN STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | SAE J404 UNS G52986 ASSN STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | SAE J404 UNS G52986 ASSN STD SINGLE MATERIAL RESPONSE OUTER RING |
| Overall Outside Diameter | 0.3748 INCHES MINIMUM AND 0.3750 INCHES MAXIMUM IN |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Alignment Type | SELF-ALIGNING |
| Seal Quantity | 2 |
| Functional Description | DEEP GROOVE SELF ALIGNING PIVOT THRU SHAFT |
| Standard Tolerance Designation | ABEC NO. 5P |
| Bore Diameter | 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 BALL |
| Material | GLASS FIBER SEAL |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E52100 INNER RING |
| Material | STEEL COMP 410 RETAINER |
| Material | STEEL COMP 302 SNAP RING |
| Self-Alignment Location | INTERNAL |
| Lubrication Material Document and Classification | LY48P MFR REF SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.1552 INCHES MINIMUM AND 0.1562 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 6632RAZZ5P25LY48P PRIMARY | Mpb Corp Div Timken Super Precision (USA) |
| Reference | Meaning |
|---|---|
| 6632ZZRA5P25LY48P | 5/9 Secondary reference Mpb Corp Div Timken Super Precision |
NSN 3110-01-249-7912 is a Bearing,ball,annular, manufactured by Mpb Corp Div Timken Super Precision, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-249-7912 has 1 manufacturer part number on file: 6632RAZZ5P25LY48P (Mpb Corp Div Timken Super Precision).
Key specifications for 6632RAZZ5P25LY48P: Retainer Fabrication Method: STAMPED; Bearing Seal Type: CONTACT; Lubrication Material: LUBRICANT; Outer Ring Width: 0.1240 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN. 30 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.