The Hub Assembly,blower, cataloged under National Stock Number 2990-01-049-1186, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Partz Network Llc, John J. Melton, Robert Melton, Christpher Robles, Richard Melton, Christine Hunsecker. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2990-01-049-1186 |
| Primary Part Number | PTZ-991176 |
| Item Name | Hub Assembly,blower |
| FSC / FSG | 2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft |
| Manufacturer | Partz Network Llc, John J. Melton, Robert Melton, Christpher Robles, Richard Melton, Christine Hunsecker |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL O/A; CASEHARDENED; TAPER BORE W/KEYWAY; 4.625 IN. OD; 1.859 IN. O/AW; 3 HOLES 0.635 IN. DIA EQUALLY SPACED ON 3.750 IN. BOLT CIRCLE; 3 HOLES 0.375 IN. DIA EQUALLY SPACED ON 3.750 IN. BOLT CIRCLE 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 |
|---|---|
| PTZ-991176 | Partz Network Llc, John J. Melton, Robert Melton, Christpher Robles, Richard Melton, Christine Hunsecker (USA) |
| MP-098 | Parts R Parts, Inc. Dba Prp (USA) |
| Reference | Meaning |
|---|---|
| 134-2515 | 3/9 Design control — primary reference Cummins Power Generation Inc. |
NSN 2990-01-049-1186 is a Hub Assembly,blower, manufactured by Partz Network Llc, John J. Melton, Robert Melton, Christpher Robles, Richard Melton, Christine Hunsecker, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.
NSN 2990-01-049-1186 has 2 manufacturer part numbers on file: PTZ-991176 (Partz Network Llc, John J. Melton, Robert Melton, Christpher Robles, Richard Melton, Christine Hunsecker), MP-098 (Parts R Parts, Inc. Dba Prp).
Key specifications for PTZ-991176: General Characteristics Item Description: STEEL O/A; CASEHARDENED; TAPER BORE W/KEYWAY; 4.625 IN. OD; 1.859 IN. O/AW; 3 HOLES 0.635 IN. DIA EQUALLY SPACED ON 3.750 IN. BOLT CIRCLE; 3 HOLES 0.375 IN. DIA EQUALLY SPACED ON 3.750 IN. BOLT CIRCLE 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.