The Tip Cap Assembly, cataloged under National Stock Number 1615-01-491-1860, 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. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1615-01-491-1860 |
| Primary Part Number | 70101-31131-041 |
| Item Name | Tip Cap Assembly |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp |
| Status | ACTIVE |
| 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 |
|---|---|
| 70101-31131-041 PRIMARY | Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA) |
NSN 1615-01-491-1860 is a Tip Cap Assembly, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-01-491-1860 has 1 manufacturer part number on file: 70101-31131-041 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).
Key specifications for 70101-31131-041: Special Features: AFTER FORMING AND WELDING HEAT TREAT PER MIL-H-6088 TO 6061-T6; CONTOUR TO BE IN ACCORDANCE WITH L070101-11131 WITHIN 0.005; SPOTWELD PER MIL-W-6858, CLASS B; ALL BEND RADII TO BE 0.062 UNLESS OTHERWISE NOTED; ANODIZE PER MIL-A-8625, TYPE I EXCEPT IN ORDER NOT TO SEAL, RINSING SHALL BE IN CLEAN WARM WATER NOT EXCEEDING 150 DEG F; ELECTROPLATED NICKEL SHALL BE IN ACCORDANCE WITH SS8855; BRUSH ALODINE PER SS8693 IN LOCAL AREAS WHERE ANODIZE HAS BEEN REMOVED FOR ELECTRO-PLATING PRIME ENTIRE SURFACES, INNER AND OUTER, EXCEPT FOR NICKEL WITHMIL-P-23377 EPOXY PRIMER; THE PRIMER MUST BE APPLIED WITHIN 8 HOURS OF ALODINE DEGF. 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.
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.