The Shaft,straight, cataloged under National Stock Number 3040-00-103-8988, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Mclean Co the. Government technical data includes 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-103-8988 |
| Primary Part Number | A376-84 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Mclean Co the |
| Status | ACTIVE |
| Surface Finish | 5.0 MICROINCHES |
| First End Diameter | 2.1870 INCHES NOMINAL IN |
| Second End Diameter | 2.1870 INCHES NOMINAL IN |
| Second End Distance From Keyway Center to End | 14.250 INCHES NOMINAL IN |
| First End Style | PLAIN |
| Second End Keyway Width | 0.5000 INCHES NOMINAL IN |
| Second End Keyway Depth | 0.280 INCHES NOMINAL IN |
| End Similarity | NOT IDENTICAL |
| Second End Style | INDENTED FLAT KEYWAY |
| Material | STEEL |
| External Keyway Length | 0.600 INCHES NOMINAL SECOND END 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 |
|---|---|
| A376-84 PRIMARY | Mclean Co the (USA) |
| Reference | Meaning |
|---|---|
| A376-84 | 5/9 Secondary reference Barber-Greene Co |
| A376-84 | 5/9 Secondary reference Telsmith Inc Div of Astec Industries Inc |
| A376-84 | C/1 Advisory reference — outside the item-of-supply concept Minnpar, Llc Dba Minnpar |
NSN 3040-00-103-8988 is a Shaft,straight, manufactured by Mclean Co the, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-103-8988 has 1 manufacturer part number on file: A376-84 (Mclean Co the).
Key specifications for A376-84: Surface Finish: 5.0 MICROINCHES; First End Diameter: 2.1870 INCHES NOMINAL IN; Second End Diameter: 2.1870 INCHES NOMINAL IN; Second End Distance From Keyway Center to End: 14.250 INCHES NOMINAL IN. 11 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.