The Clamp,hinged,tube, cataloged under National Stock Number 2840-01-140-3985, is classified within Federal Supply Class 2840 (Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components) of the Engines, Turbines, and Components group. The manufacturer of record is Lighthouse Manufacturing Llc Div Richard Machine Co. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2840-01-140-3985 |
| Primary Part Number | 4056T59G04 |
| Item Name | Clamp,hinged,tube |
| FSC / FSG | 2840 / 28 — Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components |
| Manufacturer | Lighthouse Manufacturing Llc Div Richard Machine Co |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 4056T59G04 | Lighthouse Manufacturing Llc Div Richard Machine Co (USA) |
| Reference | Meaning |
|---|---|
| 4056T59G04 | 3/2 Design control — primary reference U.S. Government activity |
| 10158618 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 2840-01-140-3985 is a Clamp,hinged,tube, manufactured by Lighthouse Manufacturing Llc Div Richard Machine Co, classified under FSC 2840, Gas Turbines and Jet Engines, Aircraft, Prime Moving; and Components. Status: active.
NSN 2840-01-140-3985 has 1 manufacturer part number on file: 4056T59G04 (Lighthouse Manufacturing Llc Div Richard Machine Co).
1 possible match (shared part number, not a government interchangeability claim): 2840-01-666-6859. Verify interchangeability with system specifications before substitution.
Key specifications for 4056T59G04: End Item Identification: AIRCRAFT ENGINE F404-GE-400. 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.