The Plug,pipe, cataloged under National Stock Number 4730-00-052-3666, 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through both NSN and commercial part number lookups. 10 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-00-052-3666 |
| Primary Part Number | SAE J531 6 130109EC |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Head Type | SOLID |
| Nominal Pipe Size for Which Designed | 0.375 INCHES IN |
| Surface Treatment Document and Classification | QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN |
| Drive End Style | HEXAGON |
| Material Document and Classification | QQ-S-681,CL 65-35 FED SPEC 1ST MATERIAL RESPONSE OR 66,AISI 12L14,LOW CARBON STEEL FED STD 2ND MATERIAL RESPONSE OVERALL |
| Features Provided | THREAD RELIEF |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.375 INCHES EXTERNAL IN |
| Surface Treatment | CADMIUM OR OXIDE OVERALL |
| Body Type | SOLID |
| Material | STEEL OR STEEL COMP 12L14 OVERALL |
| Thread Series Designator | NPTF 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 |
|---|---|
| 69003-S | Bauer Compressors, Inc. (USA) |
| SAE J531 6 130109EC PRIMARY | Sae International Dba Sae International (USA) |
| 6 130106EC | Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc (USA) |
| 019-90004-853 | Kovatch Corp. (USA) |
| 6 130106EC | Amz Alabama Inc. (USA) |
| Reference | Meaning |
|---|---|
| 20990-5-000337 | D/9 Drawing number reference only Bauer Compressors, Inc. |
| PLU574 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| J531 | 5/9 Secondary reference Sae International Dba Sae International |
| 444624 | 5/9 Secondary reference Navistar International Corporation Dba Navistar |
| 444624 | 5/2 Secondary reference U.S. Government activity |
| SAE J531 6 130109EC | 5/9 Secondary reference U.S. Government activity |
| J531 | 5/9 Secondary reference U.S. Government activity |
| 4730000523666 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 6 130109EC | 5/9 Secondary reference U.S. Government activity |
| SAE-J531 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 4730-00-052-3666 is a Plug,pipe, manufactured by Sae International Dba Sae International, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-052-3666 has 5 manufacturer part numbers on file: 69003-S (Bauer Compressors, Inc.), SAE J531 6 130109EC (Sae International Dba Sae International), 6 130106EC (Bae Systems Tactical Vehicle Systems Lp Dba Data Systems International Inc), 019-90004-853 (Kovatch Corp.), 6 130106EC (Amz Alabama Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-067-5205. Verify interchangeability with system specifications before substitution.
Key specifications for SAE J531 6 130109EC: Head Type: SOLID; Nominal Pipe Size for Which Designed: 0.375 INCHES IN; Surface Treatment Document and Classification: QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OVERALL; Connection Style: PLAIN. 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.