The Plug,tube Fitting,threaded, cataloged under National Stock Number 4730-00-541-6937, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 17 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-541-6937 |
| Primary Part Number | AS5168J04 |
| 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 | 0.184 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| 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 | 66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.438 INCHES EXTERNAL IN |
| Seat Angle | 37.0 DEGREES |
| 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 |
|---|---|
| 900578-4C | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| AS5168J04 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| AN806J4 | 5/9 Secondary reference Allan Aircraft Supply Co., Llc Dba Allan Aircraft Supply |
| AN806J4 | 5/9 Secondary reference Faber Enterprises, Inc. Div Faber Enterprise Inc |
| 10108409 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| AN806J4 | 5/9 Secondary reference Hydro-Fitting Manufacturing Corporation |
| AN806J4 | 5/9 Secondary reference Arlington Air Parts Inc |
| SAE-AS4841 | 3/1 Design control — primary reference Sae International Dba Sae International |
| AN806J4 | 5/9 Secondary reference U.S. Government activity |
| 8488484 | 5/9 Secondary reference Us Army Aviation and Missile Command |
| AN806J4 | 5/9 Secondary reference Crown Fitting Co Inc |
| AN806J4 | 5/9 Secondary reference Collins Engineering Corp |
| AN806-4K | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| AN806J4 | 5/9 Secondary reference Designed Metal Connections Inc Dba Permaswage Usa Div Permaswage, a Pcc Company |
| AN806K4 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| AN806J4 | 5/9 Secondary reference Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution |
| MS39071-4C | 5/9 Secondary reference U.S. Government activity |
| AN806J4 | 5/9 Secondary reference Aerofit, Llc |
| AS5168J04 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4730-00-541-6937 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 4730-00-541-6937 has 2 manufacturer part numbers on file: 900578-4C (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution), AS5168J04 (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-050-7638. Verify interchangeability with system specifications before substitution.
Key specifications for AS5168J04: Head Height: 0.184 INCHES NOMINAL IN; Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Connection Style: FLARED; Style Designator: PLUG, TUBE FITTING FLARED (NOTE: DRILLED HOLE IS OPTIONAL, SHOULD NOT BE CONSIDERED AS A SEPARATING CHARACTERISTIC). 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.