The Hub,synchroclutch Brake, cataloged under National Stock Number 2835-01-033-7271, is classified within Federal Supply Class 2835 (Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components) of the Engines, Turbines, and Components 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1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 2835-01-033-7271 |
| Item Name | Hub,synchroclutch Brake |
| FSC / FSG | 2835 / 28 — Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL AISI 4140,O/A DIM. 13.000 IN. OD FLANGE,7.875 IN. ID,5.625 IN. LG,48 EXTERNAL FLAT ROOT SIDE FIT SPLINES,SPECIAL CLASS,12.000 IN. PITCH DIA,64 INTERNAL INVOLUTE FLAT ROOT SIDE FIT SPLINES,SPECIAL CLASS,8.000 IN. PITCH DIA,16 FLANGE BOLT HOLES 0.625-11 UNC-2B TAP EQUALLY SPACED ON 11.625 IN. DIA BO CIRCLE,DYNAMICALLY BALANCED WITHIN 0.012 OZ IN. PER PLANE OZ |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 95-454-0016-3 | 3/9 Design control — primary reference Timken Gears & Services Inc. Div Philadelphia Gear |
NSN 2835-01-033-7271 is a Hub,synchroclutch Brake, classified under FSC 2835, Gas Turbines and Jet Engines; Non-aircraft Prime Mover, Aircraft Non-prime Mover, and Components. Status: active.
Key specifications for 2835-01-033-7271: General Characteristics Item Description: STEEL AISI 4140,O/A DIM. 13.000 IN. OD FLANGE,7.875 IN. ID,5.625 IN. LG,48 EXTERNAL FLAT ROOT SIDE FIT SPLINES,SPECIAL CLASS,12.000 IN. PITCH DIA,64 INTERNAL INVOLUTE FLAT ROOT SIDE FIT SPLINES,SPECIAL CLASS,8.000 IN. PITCH DIA,16 FLANGE BOLT HOLES 0.625-11 UNC-2B TAP EQUALLY SPACED ON 11.625 IN. DIA BO CIRCLE,DYNAMICALLY BALANCED WITHIN 0.012 OZ IN. PER PLANE OZ. 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.