The Adapter,straight,flange to Tube, cataloged under National Stock Number 4730-01-706-4865, 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 Rcf Technologies Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-706-4865 |
| Primary Part Number | 316245-21 |
| Item Name | Adapter,straight,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rcf Technologies Inc |
| Status | ACTIVE |
| Flange Shape | OVAL WITH HOLES FIRST END |
| Flange Face Design | PLAIN FIRST END |
| Connection Style | PLAIN (TUBE) SECOND END |
| Nominal Overall Length | 2.800 INCHES IN |
| Connection Type | UNTHREADED INTERNAL TUBE SECOND END |
| Connection Type | FLANGE FIRST END |
| Style Designator | GROOVED AND FLANGED |
| Material Document and Classification | AMS 5515 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR AMS 5510 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE FLANGE |
| Bolt Hole Quantity | 2 FIRST END |
| Material | STEEL COMP 301 OR STEEL COMP 321 FLANGE |
| 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 |
|---|---|
| 316245-21 PRIMARY | Rcf Technologies Inc (USA) |
| Reference | Meaning |
|---|---|
| C7891 | D/9 Drawing number reference only U.S. Government activity |
| C7891-21 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 4730-01-706-4865 is a Adapter,straight,flange to Tube, manufactured by Rcf Technologies Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-706-4865 has 1 manufacturer part number on file: 316245-21 (Rcf Technologies Inc).
Key specifications for 316245-21: Flange Shape: OVAL WITH HOLES FIRST END; Flange Face Design: PLAIN FIRST END; Connection Style: PLAIN (TUBE) SECOND END; Nominal Overall Length: 2.800 INCHES IN. 10 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.