The Gear,bevel, cataloged under National Stock Number 3020-00-588-0878, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is L3harris Technologies, Inc Div Space & Airborne Systems. Government technical data includes 13 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-588-0878 |
| Primary Part Number | 72148 |
| Item Name | Gear,bevel |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | L3harris Technologies, Inc Div Space & Airborne Systems |
| Status | ACTIVE |
| Hub Nominal Diameter | 1.750 INCHES SECOND END IN |
| Nominal Distance Between Body Face and Recessed Hub End | 0.0930 INCHES FIRST END IN |
| Tooth Direction | RIGHT |
| Precision Classification | QUALITY NUMBER 9 |
| Teeth Type | STRAIGHT |
| Nominal Overall Length | 2.093 INCHES IN |
| Style Designator | SIDE FACE, FRONT HUB RECESSED, BACK HUB PROTRUDING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE AND AISI/SAE E434H ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 5.0000 INCHES NOMINAL IN |
| Nominal Outside Diameter | 5.0890 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 0.5570 INCHES BOTH ENDS IN |
| Material | STEEL COMP E4340H OVERALL |
| Face Nominal Width | 0.812 INCHES 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 |
|---|---|
| 72148 PRIMARY | L3harris Technologies, Inc Div Space & Airborne Systems (USA) |
| Reference | Meaning |
|---|---|
| 72148REVB | C/1 Advisory reference — outside the item-of-supply concept L3harris Technologies, Inc Div Space & Airborne Systems |
NSN 3020-00-588-0878 is a Gear,bevel, manufactured by L3harris Technologies, Inc Div Space & Airborne Systems, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-588-0878 has 1 manufacturer part number on file: 72148 (L3harris Technologies, Inc Div Space & Airborne Systems).
1 possible match (shared part number, not a government interchangeability claim): 5330-00-908-4659. Verify interchangeability with system specifications before substitution.
Key specifications for 72148: Hub Nominal Diameter: 1.750 INCHES SECOND END IN; Nominal Distance Between Body Face and Recessed Hub End: 0.0930 INCHES FIRST END IN; Tooth Direction: RIGHT; Precision Classification: QUALITY NUMBER 9. 13 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.