The Insert,flexible Coupling, cataloged under National Stock Number 3010-01-282-5198, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Martin Sprocket and Gear Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3010-01-282-5198 |
| Primary Part Number | SRL099/100 |
| Item Name | Insert,flexible Coupling |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Martin Sprocket and Gear Inc |
| Status | ACTIVE |
| Overall Thickness | 0.750 INCHES NOMINAL IN |
| Style Designator | SPIDER |
| Overall Outside Diameter | 2.531 INCHES NOMINAL IN |
| Lug Quantity | 6 |
| Material | RUBBER SYNTHETIC |
| 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 |
|---|---|
| SRL099/100 PRIMARY | Martin Sprocket and Gear Inc (USA) |
| Reference | Meaning |
|---|---|
| SRL099 | 3/9 Design control — primary reference Martin Sprocket and Gear Inc |
NSN 3010-01-282-5198 is a Insert,flexible Coupling, manufactured by Martin Sprocket and Gear Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-282-5198 has 1 manufacturer part number on file: SRL099/100 (Martin Sprocket and Gear Inc).
Key specifications for SRL099/100: Overall Thickness: 0.750 INCHES NOMINAL IN; Style Designator: SPIDER; Overall Outside Diameter: 2.531 INCHES NOMINAL IN; Lug Quantity: 6. 5 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.