The Disk Brake Shoe, cataloged under National Stock Number 3040-01-230-2555, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Duotech Services Llc. Government technical data includes 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-230-2555 |
| Primary Part Number | 83-3390-0084-2 |
| Item Name | Disk Brake Shoe |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Duotech Services Llc |
| Status | ACTIVE |
| Special Test Features | COMPLIES WITH INTERSTATE ELECTRONICS CORPORATION TECH STANDARDS |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY SPECIAL TEST FEATURES |
| 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 |
|---|---|
| 83-3390-0084-2 | Duotech Services Llc (USA) |
| Reference | Meaning |
|---|---|
| 83-3390-0084-2 | 3/1 Design control — primary reference Sypris Electronics, Llc |
| 499-005-077 | 5/1 Secondary reference L3harris Interstate Electronics Corporation |
NSN 3040-01-230-2555 is a Disk Brake Shoe, manufactured by Duotech Services Llc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-230-2555 has 1 manufacturer part number on file: 83-3390-0084-2 (Duotech Services Llc).
Key specifications for 83-3390-0084-2: Special Test Features: COMPLIES WITH INTERSTATE ELECTRONICS CORPORATION TECH STANDARDS; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY SPECIAL TEST FEATURES. 2 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.