The Collar,shaft, cataloged under National Stock Number 3040-01-286-9379, 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 7 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-286-9379 |
| Primary Part Number | 1366AS424 |
| 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 |
| Style Designator | PLAIN ROUND |
| Material Document and Classification | MIL-S-5000, COMP 4340, COND C4 MIL SPEC 1ST MATERIAL RESPONSE AND FED STD 66 FED STD 2ND MATERIAL RESPONSE OR AISI 4140 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 4.0001 INCHES NOMINAL IN |
| Surface Treatment | CHROMIUM |
| Bore Diameter | 3.0175 INCHES NOMINAL IN |
| Material | STEEL COMP 4340 OR STEEL COMP 4140 |
| Thickness | 2.000 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 |
|---|---|
| 1366AS424 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 3040-01-286-9379 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 3040-01-286-9379 has 1 manufacturer part number on file: 1366AS424 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1366AS424: Style Designator: PLAIN ROUND; Material Document and Classification: MIL-S-5000, COMP 4340, COND C4 MIL SPEC 1ST MATERIAL RESPONSE AND FED STD 66 FED STD 2ND MATERIAL RESPONSE OR AISI 4140 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE; Outside Diameter: 4.0001 INCHES NOMINAL IN; Special Features: INTERNALLY SPLINED-6TEETH;3.503 IN. MAJOR DIA,3.0175 IN. MINOR DIA,0.882 IN. LG BETWEEN TEETH IN. 7 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.