The Elbow,pipe, cataloged under National Stock Number 4730-01-519-0306, 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 11 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-519-0306 |
| Primary Part Number | AS4220T12 |
| Item Name | Elbow,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Criticality Code Justification | AGAV |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Material Document and Classification | AMS 4965 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Leg Length | 0.670 INCHES MINIMUM AND 0.700 INCHES MAXIMUM SECOND END IN |
| Leg Length | 1.561 INCHES MINIMUM AND 1.591 INCHES MAXIMUM FIRST END IN |
| Nominal Thread Size | 1.000 INCHES ALL ENDS IN |
| Surface Treatment | LUBRICANT DRY FILM OVERALL |
| Thread Class | 3A ALL ENDS A |
| Thread Quantity Per Inch | 16 ALL ENDS |
| Material | TITANIUM OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| AS4220T12 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS85421 | 5/1 Secondary reference Sae International Dba Sae International |
| 110-134-12 | 5/9 Secondary reference U.S. Government activity |
| AS4220T12 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4730-01-519-0306 is a Elbow,pipe, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-519-0306 has 1 manufacturer part number on file: AS4220T12 (Sae International Dba Sae International).
4 possible matches (shared part number, not a government interchangeability claim): 4730-01-620-1593, 4730-01-633-2305, 4730-01-701-1345. Verify interchangeability with system specifications before substitution.
Key specifications for AS4220T12: Criticality Code Justification: AGAV; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Material Document and Classification: AMS 4965 ASSN STD ALL MATERIAL RESPONSES OVERALL; Leg Length: 0.670 INCHES MINIMUM AND 0.700 INCHES MAXIMUM SECOND END IN. 11 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.