The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-633-0598, 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 13 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-633-0598 |
| Primary Part Number | AS4227T03-022 |
| Item Name | Adapter,straight,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT, GASKET SEAL (TUBE) FIRST END |
| Connection Style | FLANGED TO GROOVED CLAMP (FEMALE)(HOSE) SECOND END |
| Connection Type | UNTHREADED EXTERNAL TUBE SECOND END |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Thread Pitch Diameters | +0.374 TO 0.375 INCHES FIRST END IN |
| Material Document and Classification | AMS4965 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Outside Diameter Tube Accommodated | 0.188 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 0.635 INCHES SECOND END IN |
| Nominal Thread Size | 0.3750 INCHES FIRST END IN |
| Thread Class | 3B FIRST END |
| Thread Quantity Per Inch | 28 FIRST END |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | UNJS FIRST END |
| 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 |
|---|---|
| AS4227T03-022 | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| AS4227T03-022 | Aerofit, Llc (USA) |
| AS4227T03-022 PRIMARY | Sae International Dba Sae International (USA) |
| AS4227T03-022 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| AS4227T03-022 | Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution (USA) |
| Reference | Meaning |
|---|---|
| AS4227T03-022 | 3/9 Design control — primary reference U.S. Government activity |
| SAE-AS85421 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 4730-01-633-0598 is a Adapter,straight,tube to Boss, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-633-0598 has 5 manufacturer part numbers on file: AS4227T03-022 (Sps Technologies, Llc Dba Airdrome Precision Components), AS4227T03-022 (Aerofit, Llc), AS4227T03-022 (Sae International Dba Sae International), AS4227T03-022 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), AS4227T03-022 (Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution).
Key specifications for AS4227T03-022: Connection Style: SWIVEL NUT, GASKET SEAL (TUBE) FIRST END; Connection Style: FLANGED TO GROOVED CLAMP (FEMALE)(HOSE) SECOND END; Connection Type: UNTHREADED EXTERNAL TUBE SECOND END; Connection Type: THREADED INTERNAL TUBE FIRST END. 13 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.