The Plug,wing Pylon, cataloged under National Stock Number 4730-00-183-6572, 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 Northrop Grumman Systems Corporation. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-183-6572 |
| Primary Part Number | 14-23385-31 |
| Item Name | Plug,wing Pylon |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| General Characteristics Item Description | RUBBER,SYNTHETIC,MIL-S-6855,CLASS 2,GRADE 80,0.880 IN. DIA,FLANGED ON FIRST END,0.675 IN. MIN,0.685 IN. MAX DIA ON SECOND END,0.265 IN. DIA HOLE THROUGH W/FIRST END BEVELED 100.0 DEGREES,0.106 IN. DEEP,THD BRASS INSERT ON SECOND END,QQ-B-637,ALLOY 482 1/2 HARD,0.437 IN. DIA,0.250 IN.-28 UNJF-3B THD,0.660 IN. O/A LG OF PLUG IN |
| 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 |
|---|---|
| 14-23385-31 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 14-23385-31 | Sonfarrel Inc. (USA) |
| 14-23385-31 | Alamo Aircraft, Ltd. (USA) |
| 14-23385-31 | Tect Hypervelocity, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 14-23385-31 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 14-23385-31 | 5/9 Secondary reference Northrop Grumman Technical Services, Inc. Dba Defense Systems Sector |
NSN 4730-00-183-6572 is a Plug,wing Pylon, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-183-6572 has 4 manufacturer part numbers on file: 14-23385-31 (Northrop Grumman Systems Corporation), 14-23385-31 (Sonfarrel Inc.), 14-23385-31 (Alamo Aircraft, Ltd.), 14-23385-31 (Tect Hypervelocity, Inc.).
Key specifications for 14-23385-31: General Characteristics Item Description: RUBBER,SYNTHETIC,MIL-S-6855,CLASS 2,GRADE 80,0.880 IN. DIA,FLANGED ON FIRST END,0.675 IN. MIN,0.685 IN. MAX DIA ON SECOND END,0.265 IN. DIA HOLE THROUGH W/FIRST END BEVELED 100.0 DEGREES,0.106 IN. DEEP,THD BRASS INSERT ON SECOND END,QQ-B-637,ALLOY 482 1/2 HARD,0.437 IN. DIA,0.250 IN.-28 UNJF-3B THD,0.660 IN. O/A LG OF PLUG IN. 1 specification is 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.