The Union,tube, cataloged under National Stock Number 4730-01-042-5537, 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 Swagelok Co. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-042-5537 |
| Primary Part Number | SS600-6-0011 |
| Item Name | Union,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Swagelok Co |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 TUBE COUPLING NUT AND 1 COUPLING SLEEVE |
| Connection Style | FLARELESS (TUBE) ALL ENDS |
| Coupling Flange Shape | HEXAGON |
| Nominal Overall Length | 1.277 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | SCREWED |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES ALL ENDS IN |
| Seat Type | BEVELED |
| Reduced Passage Nominal Inside Diameter | 0.298 INCHES SECOND END IN |
| Nominal Thread Size | 0.562 INCHES SECOND END IN |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Seat Angle | 12.0 DEGREES SECOND END |
| Thread Class | 2A SECOND END A |
| Thread Class | 2A FIRST END A |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UNF FIRST END |
| Thread Series Designator | UNF SECOND END |
| Reducer Type | CONCENTRIC |
| 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 |
|---|---|
| 300-410-4 | Biomarine Inc (USA) |
| SS600-6-0011 PRIMARY | Swagelok Co (USA) |
| 200-726-13 | Biomarine Inc (USA) |
| 400-221-26 | Biomarine Inc (USA) |
| Reference | Meaning |
|---|---|
| SS600-6-0011 | 5/9 Secondary reference Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip |
NSN 4730-01-042-5537 is a Union,tube, manufactured by Swagelok Co, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-042-5537 has 4 manufacturer part numbers on file: 300-410-4 (Biomarine Inc), SS600-6-0011 (Swagelok Co), 200-726-13 (Biomarine Inc), 400-221-26 (Biomarine Inc).
Key specifications for SS600-6-0011: Furnished Items and Quantity: 1 TUBE COUPLING NUT AND 1 COUPLING SLEEVE; Connection Style: FLARELESS (TUBE) ALL ENDS; Coupling Flange Shape: HEXAGON; Nominal Overall Length: 1.277 INCHES IN. 18 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.