The Collar,shaft, cataloged under National Stock Number 3040-01-306-6336, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3040-01-306-6336 |
| Primary Part Number | 1353AS121-1 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Securing Hole Type and Location | THREADED ALL HOLES |
| Largest Diameter Length | 0.422 INCHES NOMINAL IN |
| Style Designator | ROUND STEPPED |
| Screw Thread Series Designator and Location | ALL HOLES UNIFIED NATIONAL COARSE (UNC) |
| Outside Diameter | 1.875 INCHES NOMINAL IN |
| Nominal Thread Size | 0.250 INCHES ALL HOLES IN |
| Angle Between Centerlines of Securing Holes in Deg | 90.0 |
| Small End Diameter | 1.503 INCHES NOMINAL IN |
| Securing Hole Quantity | 2 |
| Surface Treatment | CADMIUM AND CHROMATE |
| Bore Diameter | 1.3460 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.625 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 |
|---|---|
| 1353AS121-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 1353AS121 | D/9 Drawing number reference only Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
NSN 3040-01-306-6336 is a Collar,shaft, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-306-6336 has 1 manufacturer part number on file: 1353AS121-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1353AS121-1: Securing Hole Type and Location: THREADED ALL HOLES; Largest Diameter Length: 0.422 INCHES NOMINAL IN; Style Designator: ROUND STEPPED; Screw Thread Series Designator and Location: ALL HOLES UNIFIED NATIONAL COARSE (UNC). 13 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.