The Plug,main Gearbox, cataloged under National Stock Number 1615-01-333-3054, 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 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-01-333-3054 |
| Primary Part Number | S6135-20723-101 |
| Item Name | Plug,main Gearbox |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| General Characteristics Item Description | STAINLESS STEEL; 1.906 INCH OVERALL LENGTH; FIRST END-0.375-24 UNF-2B THREADED INTERNAL TUBE WITH 0.7812 INCH UNTHREADED O.D. AND A 45 DEGREE CHAMPERED END; SECOND END 0.661 INCH UNTHREADED INTERNAL PIPE REDUCING T0 0.408 INCH 1.030 INCH FROM END; BLACK OXIDE COATING; USED ON HELICOPTER LEFT HAND FREE WHEEL UNIT MAIN GEARBOX PART NUMBER 61350-24000-41 AND 61350-24000-42 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 |
|---|---|
| S6135-20723-101 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
| Reference | Meaning |
|---|---|
| S6135-20723 | D/9 Drawing number reference only Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
NSN 1615-01-333-3054 is a Plug,main Gearbox, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-01-333-3054 has 1 manufacturer part number on file: S6135-20723-101 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for S6135-20723-101: General Characteristics Item Description: STAINLESS STEEL; 1.906 INCH OVERALL LENGTH; FIRST END-0.375-24 UNF-2B THREADED INTERNAL TUBE WITH 0.7812 INCH UNTHREADED O.D. AND A 45 DEGREE CHAMPERED END; SECOND END 0.661 INCH UNTHREADED INTERNAL PIPE REDUCING T0 0.408 INCH 1.030 INCH FROM END; BLACK OXIDE COATING; USED ON HELICOPTER LEFT HAND FREE WHEEL UNIT MAIN GEARBOX PART NUMBER 61350-24000-41 AND 61350-24000-42 IN. 1 specification is 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.