The Coupling,tube, cataloged under National Stock Number 4730-00-752-1426, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-752-1426 |
| Primary Part Number | 6763612 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Allison Transmission Inc Dba Allison Transmission, Inc |
| Status | ACTIVE |
| Tubing Wall Nominal Thickness for Which Designed | 0.078 INCHES FIRST END IN |
| Nominal Overall Length | 1.812 INCHES IN |
| Nominal Outside Diameter Tube Accommodated | 0.531 INCHES FIRST END IN |
| Material | STEEL COMP 1117 AND STEEL COMP 1120 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4730-00-752-1426 is a Coupling,tube, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-752-1426 has 2 manufacturer part numbers on file: 6763612 (Allison Transmission Inc Dba Allison Transmission, Inc), 7521426 (U S Army Tank Automotive Command Amsta-Im-Mm).
1 possible match (shared part number, not a government interchangeability claim): 1350-01-510-1689. Verify interchangeability with system specifications before substitution.
Key specifications for 6763612: Tubing Wall Nominal Thickness for Which Designed: 0.078 INCHES FIRST END IN; Nominal Overall Length: 1.812 INCHES IN; Nominal Outside Diameter Tube Accommodated: 0.531 INCHES FIRST END IN; Material: STEEL COMP 1117 AND STEEL COMP 1120 OVERALL. 4 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.