The Connector,multiple,fluid Pressur, cataloged under National Stock Number 4730-01-030-4453, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 18 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-030-4453 |
| Item Name | Connector,multiple,fluid Pressur |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Bolt Hole Fluid Passage | PROVIDED |
| Seat Angle in Deg | 37.0 LOCATION NOT OTHERWISE SPECIFIED |
| Thread Provision | THREADED LOCATION NOT OTHERWISE SPECIFIED |
| Fluid Conveyance Type and Size for Which Designed | 1/2 IN. OD TUBE IN |
| Connection Style | FLARED LOCATION NOT OTHERWISE SPECIFIED |
| Bolt Hole Flats Serrations | PROVIDED |
| Style Designator | 1 FLUID CONNECTION |
| Fluid Connection Quantity | 1 LOCATION NOT OTHERWISE SPECIFIED |
| Bolt Hole Diameter | 0.750 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED |
| Specification/standard Data | 81343-AS4875/1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 88044-AN776 GOVERNMENT STANDARD |
| Thread Size | 3/4 IN.-16 LOCATION NOT OTHERWISE SPECIFIED IN |
| Screw Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) LOCATION NOT OTHERWISE SPECIFIED |
| Surface Treatment | PASSIVATE |
| Thread Class | 3A LOCATION NOT OTHERWISE SPECIFIED A |
| Material | STEEL COMP 316 |
| Furnished Items | SEAT LOCATION NOT OTHERWISE SPECIFIED |
| Thickness | 1.125 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| AN776-8K | 2/2 Government specification standardization U.S. Government activity |
| AS4875/1 | 5/9 Secondary reference U.S. Government activity |
| AS4875/1 | 5/1 Secondary reference Sae International Dba Sae International |
| MIL-F-5509 | 5/9 Secondary reference U.S. Government activity |
NSN 4730-01-030-4453 is a Connector,multiple,fluid Pressur, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-030-4453: Bolt Hole Fluid Passage: PROVIDED; Seat Angle in Deg: 37.0 LOCATION NOT OTHERWISE SPECIFIED; Thread Provision: THREADED LOCATION NOT OTHERWISE SPECIFIED; Fluid Conveyance Type and Size for Which Designed: 1/2 IN. OD TUBE IN. 18 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.