The Plug,tube Fitting,threaded, cataloged under National Stock Number 4730-00-585-6541, 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 12 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-585-6541 |
| Primary Part Number | AS5168J05 |
| Item Name | Plug,tube Fitting,threaded |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Head Height | 0.215 INCHES NOMINAL IN |
| Connection Style | FLARED |
| Style Designator | PLUG, TUBE FITTING FLARED (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC) |
| Material Document and Classification | QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.500 INCHES EXTERNAL IN |
| Seat Angle | 37.0 DEGREES |
| Specification/standard Data | 81349-MIL-F-5509 GOVERNMENT SPECIFICATION AND 88044-AN806 GOVERNMENT STANDARD |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A EXTERNAL A |
| Material | STEEL COMP 304 OVERALL |
| Thread Series Designator | UNF EXTERNAL |
| 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 |
|---|---|
| AS5168J05 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AS5168 | 5/9 Secondary reference Sae International Dba Sae International |
| 4730PL0744941 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| 10108423 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| AS5168J05 | 5/9 Secondary reference U.S. Government activity |
| AN806J5 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS4841 | 3/1 Design control — primary reference Sae International Dba Sae International |
| 4730PL1777046 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| AS4841 | 5/9 Secondary reference Sae International Dba Sae International |
| AS4841 | 5/9 Secondary reference U.S. Government activity |
| AS5168 | 5/9 Secondary reference U.S. Government activity |
| MILF5509 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-585-6541 is a Plug,tube Fitting,threaded, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-585-6541 has 1 manufacturer part number on file: AS5168J05 (Sae International Dba Sae International).
2 possible matches (shared part number, not a government interchangeability claim): 6150-01-237-2166, 6150-01-237-2168. Verify interchangeability with system specifications before substitution.
Key specifications for AS5168J05: Head Height: 0.215 INCHES NOMINAL IN; Connection Style: FLARED; Style Designator: PLUG, TUBE FITTING FLARED (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC); Material Document and Classification: QQ-S-763 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 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.