The Rotor Assembly,sync, cataloged under National Stock Number 6615-00-075-4154, is classified within Federal Supply Class 6615 (Automatic Pilot Mechanisms and Airborne Gyro Components) of the Instruments and Laboratory Equipment group. The manufacturer of record is Ge Aviation Systems Llc. 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 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 | 6615-00-075-4154 |
| Primary Part Number | 139460-01 |
| Item Name | Rotor Assembly,sync |
| FSC / FSG | 6615 / 66 — Automatic Pilot Mechanisms and Airborne Gyro Components |
| Manufacturer | Ge Aviation Systems Llc |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,STAINLESS,MIL-S-7720,303; SURFACE TREAT,PASS1VATED SD1069; SURFACE FINISH 63.0 MICROIN. AND O/A 125.0 MICROIN.; O/A DIA. 2.870 IN.; O/A DP 0.797 IN. TO 0.799 IN.; CONSISTS OF ROTOR HOUSING,139460-21 OR 13946-22,1; WOUND ROTOR,137045-01,1; 0.1094 TO 0.1154IN. DIA. THRU 6 HOLES EQUALLY SPACED ON A 2.640 DIA.; 3 HOLES THD,0.086 IN. DIA. 56 UNC-2B EQUALLY SPACED ON A 1.500 IN. DIA. IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 139460-01 PRIMARY | Ge Aviation Systems Llc (USA) |
NSN 6615-00-075-4154 is a Rotor Assembly,sync, manufactured by Ge Aviation Systems Llc, classified under FSC 6615, Automatic Pilot Mechanisms and Airborne Gyro Components. Status: active.
NSN 6615-00-075-4154 has 1 manufacturer part number on file: 139460-01 (Ge Aviation Systems Llc).
1 possible match (shared part number, not a government interchangeability claim): 3110-01-449-7703. Verify interchangeability with system specifications before substitution.
Key specifications for 139460-01: General Characteristics Item Description: STEEL,STAINLESS,MIL-S-7720,303; SURFACE TREAT,PASS1VATED SD1069; SURFACE FINISH 63.0 MICROIN. AND O/A 125.0 MICROIN.; O/A DIA. 2.870 IN.; O/A DP 0.797 IN. TO 0.799 IN.; CONSISTS OF ROTOR HOUSING,139460-21 OR 13946-22,1; WOUND ROTOR,137045-01,1; 0.1094 TO 0.1154IN. DIA. THRU 6 HOLES EQUALLY SPACED ON A 2.640 DIA.; 3 HOLES THD,0.086 IN. DIA. 56 UNC-2B EQUALLY SPACED ON A 1.500 IN. DIA. 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.
NSN 6615-00-075-4154 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.