The Bearing Unit,ball, cataloged under National Stock Number 3130-01-242-6370, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-242-6370 |
| Primary Part Number | 917AS280-2 |
| Item Name | Bearing Unit,ball |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Assembly Overall Length | 0.211 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35,TYPE 5 FED SPEC SINGLE TREATMENT RESPONSE BALL |
| Surface Treatment Document and Classification | QQ-P-35,TYPE 5 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING |
| Flange Thickness | 0.015 INCHES NOMINAL IN |
| Precious Material | GOLD |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OR 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Material Document and Classification | AMS 4610 ASSN STD SINGLE MATERIAL RESPONSE HOUSING |
| Pilot Diameter | 0.1697 INCHES MINIMUM AND 0.1697 INCHES MINIMUM AND 0.1703 INCHES MAXIMUM0.1703 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OUTER RING |
| Surface Treatment | PASSIVATE BALL |
| Surface Treatment | GOLD HOUSING |
| Precious Material and Location | PLATED HOUSING GOLD |
| Pilot Length | 0.037 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN |
| Material | STEEL COMP 440C OUTER RING |
| Material | COPPER ALLOY HOUSING |
| Material | STEEL COMP 440C BALL |
| Housing Diameter | 0.197 INCHES MINIMUM AND 0.197 INCHES MINIMUM AND 0.203 INCHES MAXIMUM0.203 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 917AS280-2 | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| BB9627S-R1-H1 | 3/9 Design control — primary reference Emmco Development Corp |
NSN 3130-01-242-6370 is a Bearing Unit,ball, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-242-6370 has 1 manufacturer part number on file: 917AS280-2 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 917AS280-2: Assembly Overall Length: 0.211 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35,TYPE 5 FED SPEC SINGLE TREATMENT RESPONSE BALL; Surface Treatment Document and Classification: QQ-P-35,TYPE 5 FED SPEC SINGLE TREATMENT RESPONSE OUTER RING; Flange Thickness: 0.015 INCHES NOMINAL IN. 18 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.