The Belt,flat, cataloged under National Stock Number 3030-01-331-6650, is classified within Federal Supply Class 3030 (Belting, Drive Belts, Fan Belts, and Accessories) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Eagle Crusher Co Inc Dba Stedman Machine Co. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3030-01-331-6650 |
| Primary Part Number | 50A062-57-1 |
| Item Name | Belt,flat |
| FSC / FSG | 3030 / 30 — Belting, Drive Belts, Fan Belts, and Accessories |
| Manufacturer | Eagle Crusher Co Inc Dba Stedman Machine Co |
| Status | ACTIVE |
| Belt Coupling Type | HINGE |
| Nominal Inside Circumference | 685.000 INCHES IN |
| Usage Design | CONVEYING MATERIALS |
| Style Designator | REGULAR FLAT TYPE |
| Surface Condition | SMOOTH OVERALL |
| Ply Quantity | 3 |
| Nominal Width | 30.000 INCHES IN |
| Material | RUBBER BODY |
| Performance Type | STANDARD CAPACITY |
| 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 |
|---|---|
| 50A062-57-1 PRIMARY | Eagle Crusher Co Inc Dba Stedman Machine Co (USA) |
| Reference | Meaning |
|---|---|
| PLYON330BX3/16X1/16X685 HINGE | 5/9 Secondary reference Goodyear Tire and Rubber Co the Government Sales Dept |
NSN 3030-01-331-6650 is a Belt,flat, manufactured by Eagle Crusher Co Inc Dba Stedman Machine Co, classified under FSC 3030, Belting, Drive Belts, Fan Belts, and Accessories. Status: active.
NSN 3030-01-331-6650 has 1 manufacturer part number on file: 50A062-57-1 (Eagle Crusher Co Inc Dba Stedman Machine Co).
Key specifications for 50A062-57-1: Belt Coupling Type: HINGE; Nominal Inside Circumference: 685.000 INCHES IN; Usage Design: CONVEYING MATERIALS; Style Designator: REGULAR FLAT TYPE. 9 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.