The Elbow,tube to Boss, cataloged under National Stock Number 4730-01-686-8971, 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 Sae International Dba Sae International. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-686-8971 |
| Primary Part Number | SAE J1453-3 6-6 520320S |
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Style Designator | ELBOW |
| Material Document and Classification | J1453 MIL SPEC SINGLE MATERIAL RESPONSE ELBOW |
| Nominal Outside Diameter Tube Accommodated | 9.52 INCHES ALL ENDS IN |
| Material | STEEL COMP 316 ELBOW |
| 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 |
|---|---|
| SAE J1453-3 6-6 520320S PRIMARY | Sae International Dba Sae International (USA) |
| J1453 6-6 520320S | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| J1453 | 5/1 Secondary reference Sae International Dba Sae International |
| SAE-J1453/3 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 6-6 520320S | 5/9 Secondary reference Sae International Dba Sae International |
NSN 4730-01-686-8971 is a Elbow,tube to Boss, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-686-8971 has 2 manufacturer part numbers on file: SAE J1453-3 6-6 520320S (Sae International Dba Sae International), J1453 6-6 520320S (Sae International Dba Sae International).
Key specifications for SAE J1453-3 6-6 520320S: Style Designator: ELBOW; Material Document and Classification: J1453 MIL SPEC SINGLE MATERIAL RESPONSE ELBOW; Nominal Outside Diameter Tube Accommodated: 9.52 INCHES ALL ENDS IN; Part Name Assigned by Controlling Agency: 45 DEGREE ADJUSTABLE STUD ELBOW. 4 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.