The Elbow,flange to Tube, cataloged under National Stock Number 4730-00-910-6317, 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 B-C-D Metal Products, Inc. Government technical data includes 21 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-910-6317 |
| Primary Part Number | 37C301964P105 |
| Item Name | Elbow,flange to Tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | B-C-D Metal Products, Inc |
| Status | ACTIVE |
| Flange Shape | TRIANGULAR WITH HOLES SECOND END |
| Flow Angle | 90.0 DEGREES |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Bolt Circle Nominal Diameter | 1.313 INCHES SECOND END IN |
| Tubing Wall Nominal Thickness for Which Designed | 0.065 INCHES FIRST END IN |
| Connection Type | FLANGE SECOND END |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | AMS5570 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5571 ASSN STD SINGLE MATERIAL RESPONSE TUBE |
| Material Document and Classification | AMS5645 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5646 ASSN STD SINGLE MATERIAL RESPONSE FLANGE |
| Bolt Hole Nominal Diameter | 0.189 INCHES SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Leg Length | 1.540 INCHES MINIMUM AND 1.580 INCHES MAXIMUM SECOND END IN |
| Leg Length | 1.660 INCHES MINIMUM AND 1.700 INCHES MAXIMUM FIRST END IN |
| Bolt Hole Quantity | 3 SECOND END |
| Nominal Width | 0.120 INCHES SECOND END IN |
| Material | STEEL CORROSION RESISTING TUBE |
| Material | STEEL FLANGE |
| Raised Face Nominal Diameter | 0.624 INCHES SECOND END IN |
| Raised Face Nominal Height | 0.080 INCHES SECOND END IN |
| Nominal Thickness | 0.110 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 |
|---|---|
| 37C301964P105 | B-C-D Metal Products, Inc (USA) |
| Reference | Meaning |
|---|---|
| 37C301964 | 3/2 Design control — primary reference U.S. Government activity |
| 37C301964P105 | 5/2 Secondary reference U.S. Government activity |
NSN 4730-00-910-6317 is a Elbow,flange to Tube, manufactured by B-C-D Metal Products, Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-910-6317 has 1 manufacturer part number on file: 37C301964P105 (B-C-D Metal Products, Inc).
Key specifications for 37C301964P105: Flange Shape: TRIANGULAR WITH HOLES SECOND END; Flow Angle: 90.0 DEGREES; Flange Face Design: RAISED STRAIGHT SECOND END; Connection Style: PLAIN (TUBE) FIRST END. 21 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.