The Bearing,ball,airframe, cataloged under National Stock Number 3110-00-446-2952, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-446-2952 |
| Primary Part Number | KP4A |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Timken Co Div the Timken Company |
| Status | ACTIVE |
| Overall Outside Diameter | 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN |
| Seal Quantity | 2 |
| Bearing Seal Type | CONTACT |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Load Direction | RADIAL |
| Outer Ring Width | 0.2140 INCHES MINIMUM AND 0.2190 INCHES MAXIMUM IN |
| Inner Ring Width | 0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN |
| Material Document and Classification | FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material | STEEL COMP E51100 BALL |
| Material | STEEL COMP E52100 OUTER RING |
| Material | STEEL COMP E52100 INNER RING |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Material | RUBBER SEAL |
| Material Document and Classification | FED-STD-66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Style Designator | SINGLE ROW INNER RING EXTENDED BOTH SIDES |
| Material Document and Classification | FED-STD-66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | 369A7951-19,02731 MFR REF SINGLE MATERIAL RESPONSE SEAL |
| Bore Diameter | 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| KP4A PRIMARY | Timken Co Div the Timken Company (USA) |
| 10366971 | Nimikkeistokeskus Ncb Finland (FIN) |
| 369A7951-19 | Mcdonnell Douglas Helicopter Co Inc (USA) |
| KP4A PRIMARY | Skf Usa Inc. (USA) |
NSN 3110-00-446-2952 is a Bearing,ball,airframe, manufactured by Timken Co Div the Timken Company, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-446-2952 has 4 cross-referenced part numbers: KP4A (Timken Co Div the Timken Company), 10366971 (Nimikkeistokeskus Ncb Finland), 369A7951-19 (Mcdonnell Douglas Helicopter Co Inc), KP4A (Skf Usa Inc.).
There are 4 known substitutes for 3110-00-446-2952: 3110-00-142-4456, 3110-00-271-0244, 3110-00-494-4479 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for KP4A: Overall Outside Diameter: 0.7495 INCHES MINIMUM AND 0.7500 INCHES MAXIMUM IN; Seal Quantity: 2; Bearing Seal Type: CONTACT; Lubrication Material Document and Classification: MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE. 18 total characteristics are documented in the Federal Logistics Information System.