The Plug,pipe, cataloged under National Stock Number 4730-01-174-9331, 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 Brinkley Technology Group Llc Dba Hercules Manufacturing. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-174-9331 |
| Primary Part Number | 206515 |
| Item Name | Plug,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Brinkley Technology Group Llc Dba Hercules Manufacturing |
| Status | ACTIVE |
| Nominal Pipe Size for Which Designed | 0.375 INCHES IN |
| Surface Treatment Document and Classification | QQ-P-416,TY II,CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY II,CL3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| Connection Style | PLAIN |
| Drive End Style | RECESSED SQUARE |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.375 INCHES EXTERNAL IN |
| Surface Treatment | CADMIUM OR ZINC OVERALL |
| Body Type | SOLID |
| Material | STEEL OVERALL |
| Thread Series Designator | PTF-SAE SHORT 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 |
|---|---|
| 206515 PRIMARY | Brinkley Technology Group Llc Dba Hercules Manufacturing (USA) |
| Reference | Meaning |
|---|---|
| 206515 | 5/9 Secondary reference Hercules Engine Co Inc |
NSN 4730-01-174-9331 is a Plug,pipe, manufactured by Brinkley Technology Group Llc Dba Hercules Manufacturing, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-174-9331 has 1 manufacturer part number on file: 206515 (Brinkley Technology Group Llc Dba Hercules Manufacturing).
2 possible matches (shared part number, not a government interchangeability claim): 2815-01-199-6561, 5133-01-714-0996. Verify interchangeability with system specifications before substitution.
Key specifications for 206515: Nominal Pipe Size for Which Designed: 0.375 INCHES IN; Surface Treatment Document and Classification: QQ-P-416,TY II,CL3 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325,TY II,CL3 FED SPEC 2ND TREATMENT RESPONSE OVERALL; Connection Style: PLAIN; Drive End Style: RECESSED SQUARE. 10 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.