The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-034-5257, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Sae International Dba Sae International. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 20 commercial cross-references from 13 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-034-5257 |
| Primary Part Number | MS27641-6 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Bearing Seal Type | CONTACT |
| Inner Ring Width | 0.3130 INCHES NOMINAL IN |
| Outer Ring Width | 0.2500 INCHES NOMINAL IN |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Seal Quantity | 2 |
| Load Direction | RADIAL |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| Bore Diameter | 0.3750 INCHES NOMINAL IN |
| Style Designator | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Surface Treatment | CADMIUM EXPOSED SURFACES AS MOUNTED |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES BALL |
| Material | STEEL COMP E51100 OR STEEL COMP E52100 BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Material | STEEL CORROSION RESISTING RETAINER |
| Material | STEEL COMP E52100 OUTER RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Surface Treatment Document and Classification | QQ-P-416,TY 1,CL 2 FED SPEC SINGLE TREATMENT RESPONSE EXPOSED SURFACES AS MOUNTED |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material | STEEL COMP E52100 INNER RING |
| Material Document and Classification | AMS 3652 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 3666 ASSN STD SINGLE MATERIAL RESPONSE SEAL |
| Overall Outside Diameter | 0.8750 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 137-042-9004 | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| AS7949 | Society of Automotive Engineers Inc (USA) |
| MS27641-6 PRIMARY | Sae International Dba Sae International (USA) |
| KP6A | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| 512X00609X0004 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 712079 | U S Army Tank Automotive Command Amsta-Im-Mm (USA) |
| MS27641-6 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| KP6A85 | Skf Usa Inc. (USA) |
| MS27641+6A | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS27641-6 | New Hampshire Ball Bearings Inc Div Precision Division (USA) |
| KP6AD | Schatz Bearing Corporation Dba Schatz Bearing Corp (USA) |
| 3110PL1014271 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| AS27641 | Society of Automotive Engineers Inc (USA) |
| 940.83.08.604 | Pilatus Aircraft Ltd (CHE) |
| MS27641-6 | Society of Automotive Engineers Inc (USA) |
| KP6AA1488 | Timken Co Div the Timken Company (USA) |
| KP6AFS464 | Timken Europa Sarl (FRA) |
| KP6AFS464 | Timken Co Div the Timken Company (USA) |
| AS27641 | Sae International Dba Sae International (USA) |
| 121-63852-6 | Moog Inc (USA) |
NSN 3110-00-034-5257 is a Bearing,ball,airframe, manufactured by Sae International Dba Sae International, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-034-5257 has 20 cross-referenced part numbers: 137-042-9004 (Honeywell International Inc. Div Aerospace - Torrance), AS7949 (Society of Automotive Engineers Inc), MS27641-6 (Sae International Dba Sae International), KP6A (Schatz Bearing Corporation Dba Schatz Bearing Corp), 512X00609X0004 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 15 more.
There are 12 known substitutes for 3110-00-034-5257: 3110-00-001-1938, 3110-00-027-4028, 3110-00-027-7423 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS27641-6: Bearing Seal Type: CONTACT; Inner Ring Width: 0.3130 INCHES NOMINAL IN; Outer Ring Width: 0.2500 INCHES NOMINAL IN; Lubrication Material Document and Classification: MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE. 22 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-034-5257 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.