The Bearing,ball,annular, cataloged under National Stock Number 3110-00-409-3291, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-409-3291 |
| Primary Part Number | 30472 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems |
| Status | CANCELLED |
| Calibration Designator | C44 |
| Bore Shape | STRAIGHT |
| Standard Tolerance Designation | ABEC NO.7 |
| Lubrication Material | OIL |
| Surface Finish | GROUND |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material Document and Classification | MB20B,NAVAL RESEARCH LABORATORY MIL STD SINGLE MATERIAL RESPONSE |
| Load Direction | RADIAL |
| Internal Clearance | 0.0008 INCHES MINIMUM RADIAL AND 0.0011 INCHES MAXIMUM RADIAL IN |
| Shield Quantity | 2 |
| Material | STEEL COMP 440C OUTER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE SHIELD |
| Material | STEEL COMP 301 SHIELD |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE RETAINER |
| Material | STEEL COMP 440C OR STEEL COMP 301 RETAINER |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL COMP 440C BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material | STEEL COMP 440C INNER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Bore Diameter | 0.1873 INCHES MINIMUM AND 0.1875 INCHES MAXIMUM IN |
| Overall Outside Diameter | 0.4998 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 30472 PRIMARY | Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems (USA) |
| SR3RHH7V45LY250 | Mpb Corp Div Timken Super Precision (USA) |
| 30472 | Mpb Corp Div Timken Super Precision (USA) |
| SSR-3ZZRA7C44P811RT45LY208VC | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| 30472 PRIMARY | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| SR33SSW6VMC440-11 | Fl Aerospace Corp Janitrol Aero Div/general Design (USA) |
| SSR3-ZZ-RA7-C44P811T45S3 | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| 30472 | Rmb Miniature Bearings Inc (USA) |
| 30472 | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| SR3SSW6VC44NRL-MB20-B | Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation (USA) |
| SSR-3ZZRA7C44P811RT45LY208 | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
NSN 3110-00-409-3291 is a Bearing,ball,annular, manufactured by Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-409-3291 has 11 cross-referenced part numbers: 30472 (Undersea Sensor Systems Inc Div Ultra Sonobuoy Systems), SR3RHH7V45LY250 (Mpb Corp Div Timken Super Precision), 30472 (Mpb Corp Div Timken Super Precision), SSR-3ZZRA7C44P811RT45LY208VC (New Hampshire Ball Bearings Inc Div Precision Division), 30472 (Schaeffler Aerospace Usa Corp Div Schaeffler Aerospace Usa Corporation) and 6 more.
There are 6 known substitutes for 3110-00-409-3291: 6625-00-675-5738, 5930-00-901-9226, 5955-01-410-7357 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 30472: Special Features: 7.0 MG OF SPECIFIED LUBRICANT,4500 MGMM RUNNING TORQUE MAX; Calibration Designator: C44; Bore Shape: STRAIGHT; Standard Tolerance Designation: ABEC NO.7. 25 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-409-3291 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.