The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-00-896-3841, 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 Hemco Tool & Die Inc. Government technical data includes 24 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-896-3841 |
| Primary Part Number | K679044-17 |
| Item Name | Adapter,straight,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Hemco Tool & Die Inc |
| Status | ACTIVE |
| Flange Shape | RECTANGULAR WITH HOLES SECOND END |
| Flange Face Design | PLAIN WITH GASKET GROOVE SECOND END |
| Connection Style | FLARED (TUBE) FIRST END |
| Nominal Length | 1.720 INCHES SECOND END IN |
| Nominal Overall Length | 1.260 INCHES IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | QQ-A-268,COND 351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Bolt Hole Nominal Diameter | 0.219 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.750 INCHES FIRST END IN |
| Nominal Thread Size | 1.062 INCHES FIRST END IN |
| Seat Angle | 37.0 DEGREES FIRST END |
| Center to Center Nominal Distance Between Bolt Holes Along Width | 1.312 INCHES SECOND END IN |
| Bolt Hole Quantity | 4 SECOND END |
| Surface Treatment | ANODIZE OVERALL |
| Surface Treatment | ANODIZE OVERALLUNABLE TO DECODE |
| Nominal Width | 1.720 INCHES SECOND END IN |
| Center to Center Nominal Distance Between Bolt Holes Along Length | 1.312 INCHES SECOND END IN |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSEUNABLE TO DECODE |
| Thread Class | 3A FIRST END A |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNF FIRST END |
| Nominal Thickness | 0.190 INCHES SECOND END IN |
| 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 |
|---|---|
| K679044-17 | Hemco Tool & Die Inc (USA) |
| Reference | Meaning |
|---|---|
| K679044-17 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-896-3841 is a Adapter,straight,flange to Tube, manufactured by Hemco Tool & Die Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-896-3841 has 1 manufacturer part number on file: K679044-17 (Hemco Tool & Die Inc).
Key specifications for K679044-17: Flange Shape: RECTANGULAR WITH HOLES SECOND END; Flange Face Design: PLAIN WITH GASKET GROOVE SECOND END; Connection Style: FLARED (TUBE) FIRST END; Nominal Length: 1.720 INCHES SECOND END IN. 24 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.