The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-209-7397, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Timken Co Div the Timken Company. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-209-7397 |
| Primary Part Number | NF203535-1 |
| Item Name | Bearing,ball,airframe |
| FSC / FSG | 3110 / 31 — Bearings, Antifriction, Unmounted |
| Manufacturer | Timken Co Div the Timken Company |
| Status | ACTIVE |
| Bearing Seal Type | CONTACT |
| Lubrication Material | GREASE |
| Outer Ring Width | 0.3415 INCHES MINIMUM IN |
| Internal Clearance | 0.0010 INCHES MAXIMUM RADIAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 1,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ALL EXTERNAL/EXPOSED METAL SURFACES |
| Supplementary Features | THE ACTUAL VENDOR CAGE CODE FOR SOURCE CONTROL DRAWING IS 78567 BUT THAT CAGE CODE IS OBSOLETE |
| Style Designator | SINGLE ROW, EXTERNAL SELF ALIGNING, W/ALIGNING RING |
| Material Document and Classification | AMS 3652 ASSN STD SINGLE MATERIAL RESPONSE SEAL |
| Overall Outside Diameter | 1.5000 INCHES MAXIMUM IN |
| Features Provided | ALIGNING RING |
| Specification/standard Data | 78567-NF203535 MANUFACTURERS SOURCE CONTROL |
| Load Direction | RADIAL |
| Alignment Type | SELF-ALIGNING |
| Surface Treatment | CADMIUM ALL EXTERNAL/EXPOSED METAL SURFACES |
| Seal Quantity | 2 |
| Standard Tolerance Designation | AFBMA STD TOLERANCE FOR AIRFRAME BALL BEARINGS |
| Bore Diameter | 0.6250 INCHES MINIMUM IN |
| Material | STEEL CORROSION RESISTING OUTER RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEAL |
| Material | STEEL CORROSION RESISTING INNER RING |
| Material | STEEL CORROSION RESISTING BALL |
| Material | STEEL CORROSION RESISTING ALIGNMENT RING |
| Self-Alignment Location | EXTERNAL |
| Lubrication Material Document and Classification | MIL-G-21164 MIL SPEC SINGLE MATERIAL RESPONSE |
| Inner Ring Width | 0.4035 INCHES MINIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| NF203535-1 21335 | Timken Co Div the Timken Company (USA) |
| NF203535-1 PRIMARY | Timken Co Div the Timken Company (USA) |
| Reference | Meaning |
|---|---|
| NF203535-1 | 5/9 Secondary reference Speco Corp |
| MKP10A | 5/1 Secondary reference U.S. Government activity |
| NF203535-1 | 3/2 Design control — primary reference U.S. Government activity |
| KP10ASA2174 | 5/9 Secondary reference Timken Co Div the Timken Company |
NSN 3110-01-209-7397 is a Bearing,ball,airframe, manufactured by Timken Co Div the Timken Company, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
NSN 3110-01-209-7397 has 2 manufacturer part numbers on file: NF203535-1 21335 (Timken Co Div the Timken Company), NF203535-1 (Timken Co Div the Timken Company).
Key specifications for NF203535-1: Bearing Seal Type: CONTACT; Lubrication Material: GREASE; Outer Ring Width: 0.3415 INCHES MINIMUM IN; Internal Clearance: 0.0010 INCHES MAXIMUM RADIAL IN. 25 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.
NSN 3110-01-209-7397 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.