The Nut,coupling,flexible Casing, cataloged under National Stock Number 3040-01-313-2758, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3040-01-313-2758 |
| Primary Part Number | 2226-P NI-CU ALLOY |
| Item Name | Nut,coupling,flexible Casing |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Div Epd |
| Status | ACTIVE |
| 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 |
|---|---|
| 2226-P NI-CU ALLOY PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA) |
| Reference | Meaning |
|---|---|
| 2226-P NI-CU ALLOY | 3/9 Design control — primary reference U.S. Government activity |
| 233648 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 3040-01-313-2758 is a Nut,coupling,flexible Casing, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-313-2758 has 1 manufacturer part number on file: 2226-P NI-CU ALLOY (Curtiss-Wright Electro-Mechanical Corporation Div Epd).
Key specifications for 2226-P NI-CU ALLOY: Special Features: REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS:QUALITY ASSURANCETESTED FOR SURFACE OR SUBMARINE APPLICATION; End Item Identification: COMBAT SYSTEM SUPPORT EQUIPMENT. 0 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.