The Plate,support,ring Gear, cataloged under National Stock Number 1615-00-129-6098, is classified within Federal Supply Class 1615 (Helicopter Rotor Blades, Drive Mechanisms and Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-00-129-6098 |
| Item Name | Plate,support,ring Gear |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,MIL-S-18729 COMP 4130 COND M OR MIL-S-5626 COMP 4140 COND C4 ORMIL-S-5000 COMP 4340 COND C4,CADMIUM-PLATED QQ-P-416 CLASS 3 TYPE 2,DIM.,9.660 IN. NOM O/A LG,1.001 IN. NOM W,0.375 IN. NOM THICK,RING SEGMENT 8.690IN. NOM OD RADIUS OF CURVATURE,7.689 IN. NOM ID RADIUS OF CURVATURE,FOURBOLT HOLES 0.390 IN. MIN,0.396 IN. MAX DIA LOCATED ON 7.969 IN. RADIUS OFCURVATURE,1.554 AND 4.426 IN. EITHER SIDE OF VERTICAL CENTERLINE,INNER ENDSROUNDED BY 0.375 IN. RADIUS,MAX SURFACE FINISH,ALL SURFACES 63 MICROINCHESAA,MAGNETIC PARTICLE INSPECTED,MAGNAFLUXED,BPS FW4075 BELL HELICOPTER CO IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 209-040-367-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1615-00-129-6098 is a Plate,support,ring Gear, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
Key specifications for 1615-00-129-6098: General Characteristics Item Description: STEEL,MIL-S-18729 COMP 4130 COND M OR MIL-S-5626 COMP 4140 COND C4 ORMIL-S-5000 COMP 4340 COND C4,CADMIUM-PLATED QQ-P-416 CLASS 3 TYPE 2,DIM.,9.660 IN. NOM O/A LG,1.001 IN. NOM W,0.375 IN. NOM THICK,RING SEGMENT 8.690IN. NOM OD RADIUS OF CURVATURE,7.689 IN. NOM ID RADIUS OF CURVATURE,FOURBOLT HOLES 0.390 IN. MIN,0.396 IN. MAX DIA LOCATED ON 7.969 IN. RADIUS OFCURVATURE,1.554 AND 4.426 IN. EITHER SIDE OF VERTICAL CENTERLINE,INNER ENDSROUNDED BY 0.375 IN. RADIUS,MAX SURFACE FINISH,ALL SURFACES 63 MICROINCHESAA,MAGNETIC PARTICLE INSPECTED,MAGNAFLUXED,BPS FW4075 BELL HELICOPTER CO 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 1615-00-129-6098 has DEMIL Code D. 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.