The Trunnion,damper Rot, cataloged under National Stock Number 1615-01-170-5243, 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 Rbc Transport Dynamics Corp Div Rbc Transport Dynamics. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-01-170-5243 |
| Primary Part Number | 178258 |
| Item Name | Trunnion,damper Rot |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics |
| 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 | X |
| Part Number | Manufacturer |
|---|---|
| 7-311411187 | The Boeing Company (USA) |
| 178258 PRIMARY | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA) |
| KJB180814H PRIMARY | Kamatics Corporation (USA) |
| 7-311411187 | Jamaica Bearings Co., Inc. Dba Jamaica Bearings Co., Inc. (USA) |
| Reference | Meaning |
|---|---|
| 15-11347P | 5/9 Secondary reference Skf (uk) Ltd Div Aerospace Division - Clevedon |
| KMS1105 | 3/2 Design control — primary reference U.S. Government activity |
| 7-311411187 | 5/9 Secondary reference Mcdonnell Douglas Helicopter Co Inc |
NSN 1615-01-170-5243 is a Trunnion,damper Rot, manufactured by Rbc Transport Dynamics Corp Div Rbc Transport Dynamics, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-01-170-5243 has 4 manufacturer part numbers on file: 7-311411187 (The Boeing Company), 178258 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics), KJB180814H (Kamatics Corporation), 7-311411187 (Jamaica Bearings Co., Inc. Dba Jamaica Bearings Co., Inc.).
Key specifications for 178258: End Item Identification: AH-64 AIR FRAME. 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 1615-01-170-5243 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.