The Elbow,flange, cataloged under National Stock Number 4730-01-593-5495, 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 Seyer Industries, Inc. Dba Seyer Industries Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-593-5495 |
| Primary Part Number | SY6165200-103 |
| Item Name | Elbow,flange |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Seyer Industries, Inc. Dba Seyer Industries Inc |
| Status | ACTIVE |
| Flange Shape | ROUND ALL ENDS |
| Flange Face Design | PLAIN ALL ENDS |
| Nominal Length | 4.750 INCHES SECOND END IN |
| Nominal Length | 7.250 INCHES FIRST END IN |
| Connection Type | FLANGE ALL ENDS |
| Style Designator | ELBOW |
| Material Document and Classification | MIL-T-8506 MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Material | STEEL CORROSION RESISTING 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 |
|---|---|
| SY6165200-103 PRIMARY | Seyer Industries, Inc. Dba Seyer Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| SY6165200 | D/9 Drawing number reference only Seyer Industries, Inc. Dba Seyer Industries Inc |
NSN 4730-01-593-5495 is a Elbow,flange, manufactured by Seyer Industries, Inc. Dba Seyer Industries Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-593-5495 has 1 manufacturer part number on file: SY6165200-103 (Seyer Industries, Inc. Dba Seyer Industries Inc).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-593-5572. Verify interchangeability with system specifications before substitution.
Key specifications for SY6165200-103: Flange Shape: ROUND ALL ENDS; Flange Face Design: PLAIN ALL ENDS; Nominal Length: 4.750 INCHES SECOND END IN; Nominal Length: 7.250 INCHES FIRST END IN. 9 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.