The Collar,shaft, cataloged under National Stock Number 3040-00-620-4778, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Kingsbury Inc.. Government technical data includes 8 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-620-4778 |
| Primary Part Number | 4 5-8 4322-1 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Kingsbury Inc. |
| Status | ACTIVE |
| Internal Keyway Width | 0.250 INCHES NOMINAL IN |
| Style Designator | PLAIN ROUND |
| Outside Diameter | 4.685 INCHES NOMINAL IN |
| Keyway Quantity | 1 |
| Distance From Center of Bore to Bottom of Keyway | 0.865 INCHES NOMINAL IN |
| Bore Diameter | 1.5000 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.753 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 |
|---|---|
| 4 5-8 4322-1 PRIMARY | Kingsbury Inc. (USA) |
| CS3040-SR-0705 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
NSN 3040-00-620-4778 is a Collar,shaft, manufactured by Kingsbury Inc., classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-620-4778 has 2 manufacturer part numbers on file: 4 5-8 4322-1 (Kingsbury Inc.), CS3040-SR-0705 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)).
Key specifications for 4 5-8 4322-1: Internal Keyway Width: 0.250 INCHES NOMINAL IN; Style Designator: PLAIN ROUND; Outside Diameter: 4.685 INCHES NOMINAL IN; Keyway Quantity: 1. 8 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.