The Housing,bearing Unit, cataloged under National Stock Number 3130-01-308-1507, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is L3harris Technologies, Inc.. Government technical data includes 16 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3130-01-308-1507 |
| Primary Part Number | 57417 ITEM 214 |
| Item Name | Housing,bearing Unit |
| FSC / FSG | 3130 / 31 — Bearings, Mounted |
| Manufacturer | L3harris Technologies, Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | EF108,CAGEC 82340 MFR REF SINGLE TREATMENT RESPONSE OVERALL EXCLUDING BORE OR APERTURE |
| Flange Thickness | 0.3750 INCHES NOMINAL IN |
| Mounting Hole Type | ROUND, UNTHREADED, COUNTERBORED |
| Style Designator | FLANGE BLOCK |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Diameter | 0.8110 INCHES MINIMUM AND 0.8220 INCHES MAXIMUM IN |
| Overall Outside Diameter | 6.6250 INCHES NOMINAL IN |
| Counterbore Depth | 0.3125 INCHES NOMINAL IN |
| Counterbore Diameter | 1.0930 INCHES NOMINAL IN |
| Bolt Circle Diameter | 5.3750 INCHES NOMINAL IN |
| Shaft End Type | OPEN |
| Surface Treatment | PAINT OVERALL EXCLUDING BORE OR APERTURE |
| Bore Diameter | 2.3750 INCHES NOMINAL IN |
| Material | STEEL COMP 4130 OR STEEL COMP 4140 OVERALL |
| Housing Length | 4.5000 INCHES NOMINAL IN |
| Housing Diameter | 4.1250 INCHES NOMINAL 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 |
|---|---|
| 57417 ITEM 214 | L3harris Technologies, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 57417 ITEM 214 | 5/9 Secondary reference U.S. Government activity |
| 66650-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3130-01-308-1507 is a Housing,bearing Unit, manufactured by L3harris Technologies, Inc., classified under FSC 3130, Bearings, Mounted. Status: active.
NSN 3130-01-308-1507 has 1 manufacturer part number on file: 57417 ITEM 214 (L3harris Technologies, Inc.).
Key specifications for 57417 ITEM 214: Surface Treatment Document and Classification: EF108,CAGEC 82340 MFR REF SINGLE TREATMENT RESPONSE OVERALL EXCLUDING BORE OR APERTURE; Flange Thickness: 0.3750 INCHES NOMINAL IN; Mounting Hole Type: ROUND, UNTHREADED, COUNTERBORED; Style Designator: FLANGE BLOCK. 16 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.