The Plug,pipe, cataloged under National Stock Number 4730-01-133-4955, 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 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4730-01-133-4955 |
| Primary Part Number | SAE J531 12 130109S |
| 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 | 0.750 INCHES IN |
| Connection Style | PLAIN |
| Drive End Style | HEXAGON |
| Thread Direction | RIGHT-HAND EXTERNAL |
| Nominal Thread Size | 0.750 INCHES EXTERNAL IN |
| Specification/standard Data | 81343-J531 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Nondefinitive Spec/std Data | 2A FIGURE A |
| Material | STEEL COMP 316 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 |
|---|---|
| SAE J531 12 130109S PRIMARY | Sae International Dba Sae International (USA) |
| 3/4HP-SS | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| SS-12-P | Swagelok Co (USA) |
| Reference | Meaning |
|---|---|
| 3/4HP-SS | 5/9 Secondary reference U.S. Government activity |
| SS-12-P | 5/9 Secondary reference Cajon Co |
| SAE J531 | 5/9 Secondary reference U.S. Government activity |
| SAE J531 12 130109E | 5/9 Secondary reference U.S. Government activity |
| SAE-J531 | 3/1 Design control — primary reference Sae International Dba Sae International |
| SAE J531 12 130109S | 5/9 Secondary reference U.S. Government activity |
| 5906361 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4730-01-133-4955 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 4730-01-133-4955 has 3 manufacturer part numbers on file: SAE J531 12 130109S (Sae International Dba Sae International), 3/4HP-SS (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), SS-12-P (Swagelok Co).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-658-4508. Verify interchangeability with system specifications before substitution.
Key specifications for SAE J531 12 130109S: Head Type: SOLID; Nominal Pipe Size for Which Designed: 0.750 INCHES IN; Connection Style: PLAIN; Drive End Style: HEXAGON. 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.