The Support Assembly,shaft Bearing, cataloged under National Stock Number 1615-00-830-9775, 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 The Boeing Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 1615-00-830-9775 |
| Primary Part Number | 114D3058-1 |
| Item Name | Support Assembly,shaft Bearing |
| FSC / FSG | 1615 / 16 — Helicopter Rotor Blades, Drive Mechanisms and Components |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| General Characteristics Item Description | MAGNESIUM ALLOY QQ-M-56 COMP AZ91C-T6,SURFACE TREATMENT DICHROMATE MIL-M-3171 TYPE 3,DIM.,1.468 IN. NOM THK,4.915 IN. NOM OD,6.880 IN. NOM LEFT AND RIGHT MOUNTING TAB LG,0.380 IN. NOM TAB THK,ONE HOLE 0.191 IN. DIA DRILLEDTHRU EACH TAB 0.250 IN. FROM END W/6.380 IN. C TO C DISTANCE ALONG LG AND 2.800 IN. C TO C DISTANCE ALONG W,2.890 IN. MIN,2.915 IN. MAX BODY ID,3.669 IN. MIN,3.670 IN. MAX ID COUNTERBORE BY 0.674 IN. LG,3.5433 IN. MIN,3.5441 IN.MAX LINER BORE,SIX EQUALLY SPACED THREADED HOLES TAPPED THRU W/0.375-16 UNC CLASS 3B THREADS ON 4.250 IN. DIA BOLTCIRCLE,SIX NO. S246A2-3-1012 STUDS ANDSIX NO. KR6A5-1 KEY RINGS INSTALLED INTHREADED HOLES,ONE LUBRICATION FITTINGNO. MS15001-1 INSTALLED ON OD AT 15.0 DEG 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 |
|---|---|
| 114D3058-1 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| 114D3058-1 | 5/2 Secondary reference U.S. Government activity |
NSN 1615-00-830-9775 is a Support Assembly,shaft Bearing, manufactured by The Boeing Company, classified under FSC 1615, Helicopter Rotor Blades, Drive Mechanisms and Components. Status: active.
NSN 1615-00-830-9775 has 1 manufacturer part number on file: 114D3058-1 (The Boeing Company).
Key specifications for 114D3058-1: General Characteristics Item Description: MAGNESIUM ALLOY QQ-M-56 COMP AZ91C-T6,SURFACE TREATMENT DICHROMATE MIL-M-3171 TYPE 3,DIM.,1.468 IN. NOM THK,4.915 IN. NOM OD,6.880 IN. NOM LEFT AND RIGHT MOUNTING TAB LG,0.380 IN. NOM TAB THK,ONE HOLE 0.191 IN. DIA DRILLEDTHRU EACH TAB 0.250 IN. FROM END W/6.380 IN. C TO C DISTANCE ALONG LG AND 2.800 IN. C TO C DISTANCE ALONG W,2.890 IN. MIN,2.915 IN. MAX BODY ID,3.669 IN. MIN,3.670 IN. MAX ID COUNTERBORE BY 0.674 IN. LG,3.5433 IN. MIN,3.5441 IN.MAX LINER BORE,SIX EQUALLY SPACED THREADED HOLES TAPPED THRU W/0.375-16 UNC CLASS 3B THREADS ON 4.250 IN. DIA BOLTCIRCLE,SIX NO. S246A2-3-1012 STUDS ANDSIX NO. KR6A5-1 KEY RINGS INSTALLED INTHREADED HOLES,ONE LUBRICATION FITTINGNO. MS15001-1 INSTALLED ON OD AT 15.0 DEG 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.