The Transmission,mechanical,helicopt, cataloged under National Stock Number 1615-01-287-5319, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. The manufacturer of record is The Boeing Company. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-01-287-5319 |
| Primary Part Number | 145D6300-14 |
| Item Name | Transmission,mechanical,helicopt |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 145D6300-14 PRIMARY | The Boeing Company (USA) |
| 145D6300-15 PRIMARY | The Boeing Company (USA) |
| 145D6300 | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 145D6300-14/15 | 1/2 Source control — Government-approved source U.S. Government activity |
NSN 1615-01-287-5319 is a Transmission,mechanical,helicopt, manufactured by The Boeing Company, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-01-287-5319 has 3 manufacturer part numbers on file: 145D6300-14 (The Boeing Company), 145D6300-15 (The Boeing Company), 145D6300 (The Boeing Company).
2 possible matches (shared part number, not a government interchangeability claim): 1615-01-464-5563, 1615-01-464-7113. Verify interchangeability with system specifications before substitution.
Key specifications for 145D6300-14: End Item Identification: CH47 HELICOPTER,CARGO-TS. 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.
NSN 1615-01-287-5319 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.