The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-537-4908, 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 The Boeing Company Div Defense. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-537-4908 |
| Primary Part Number | 74A582089-2001 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| FSC Application Data | DRAIN,TUBE ASSY FORWARD FUSELAGE CENTER KEEL FUEL AND HYDRAULIC LINES,RIGHT AFT |
| Nominal Length | 1.500 INCHES FIRST END BULKHEAD IN |
| Material Document and Classification | MIL-R-6855 CLASS I GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter | 0.625 INCHES ALL ENDS IN |
| Nominal Width | 0.012 INCHES ALL ENDS IN |
| Media for Which Designed | HYDROGEN SINGLE RESPONSE |
| Material | RUBBER OVERALL |
| 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 |
|---|---|
| 74A582089-2001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74A582089-2001 | 5/9 Secondary reference Associated Aircraft Manufacturing & Sales, Inc. Dba Associated Aircraft Manufacturing & Sales Inc |
NSN 4730-01-537-4908 is a Adapter,straight,tube to Boss, manufactured by The Boeing Company Div Defense, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-537-4908 has 1 manufacturer part number on file: 74A582089-2001 (The Boeing Company Div Defense).
Key specifications for 74A582089-2001: FSC Application Data: DRAIN,TUBE ASSY FORWARD FUSELAGE CENTER KEEL FUEL AND HYDRAULIC LINES,RIGHT AFT; Nominal Length: 1.500 INCHES FIRST END BULKHEAD IN; Material Document and Classification: MIL-R-6855 CLASS I GRADE 60 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL; Nominal Outside Diameter: 0.625 INCHES ALL ENDS IN. 7 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.