The Bearing,ball,annular, cataloged under National Stock Number 3110-01-149-9687, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is New Hampshire Ball Bearings Inc Div Precision Division. Government technical data includes 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-149-9687 |
| Primary Part Number | SSRF-3ZZHA3P58LG20 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | New Hampshire Ball Bearings Inc Div Precision Division |
| Status | ACTIVE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material | GREASE |
| Internal Clearance | 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN |
| Flange Outside Diameter | 0.5650 INCHES NOMINAL IN |
| Surface Finish | GROUND |
| Shield Quantity | 2 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Bore Shape | STRAIGHT |
| Load Direction | RADIAL |
| Flange Width | 0.0420 INCHES NOMINAL IN |
| Outer Ring Outside Diameter | 0.4997 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Standard Tolerance Designation | ABEC NO.3 |
| Bore Diameter | 0.1872 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C INNER RING |
| Material | STEEL COMP 440C OUTER RING |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL COMP 440C BALL |
| Material | STEEL CORROSION RESISTING SHIELD |
| Lubrication Material Document and Classification | BEACON 325,FSCM 29700 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 |
|---|---|
| SSRF-3ZZHA3P58LG20 PRIMARY | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| Reference | Meaning |
|---|---|
| 62-0151 | 7/2 Vendor item drawing reference Hamilton Sundstrand Corporation Div Mission Systems |
NSN 3110-01-149-9687 is a Bearing,ball,annular, manufactured by New Hampshire Ball Bearings Inc Div Precision Division, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-149-9687 has 1 manufacturer part number on file: SSRF-3ZZHA3P58LG20 (New Hampshire Ball Bearings Inc Div Precision Division).
2 possible matches (shared part number, not a government interchangeability claim): 5950-01-209-6700, 9150-01-539-0098. Verify interchangeability with system specifications before substitution.
Key specifications for SSRF-3ZZHA3P58LG20: Retainer Fabrication Method: PRESSED; Lubrication Material: GREASE; Internal Clearance: 0.0005 INCHES MINIMUM RADIAL AND 0.0008 INCHES MAXIMUM RADIAL IN; Flange Outside Diameter: 0.5650 INCHES NOMINAL IN. 22 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.