The Swivel Joint,pipe, cataloged under National Stock Number 4730-01-653-1456, 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 Tompkins Industries Inc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-653-1456 |
| Primary Part Number | 5500-S-4-4S |
| Item Name | Swivel Joint,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Tompkins Industries Inc |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Style Designator | ELBOW |
| Nominal Thread Size | 0.25 INCHES ALL ENDS IN |
| Surface Treatment | CHROMATE ZINC ELBOW |
| Thread Quantity Per Inch | 18 ALL ENDS |
| Material | STEEL ELBOW |
| Thread Series Designator | NPT ALL ENDS |
| 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 |
|---|---|
| 5500-S-4-4S PRIMARY | Tompkins Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 9325C05-3075 | 7/2 Vendor item drawing reference The Entwistle Company Llc |
NSN 4730-01-653-1456 is a Swivel Joint,pipe, manufactured by Tompkins Industries Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-653-1456 has 1 manufacturer part number on file: 5500-S-4-4S (Tompkins Industries Inc).
Key specifications for 5500-S-4-4S: Connection Style: PLAIN (PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Style Designator: ELBOW; Nominal Thread Size: 0.25 INCHES ALL ENDS IN. 8 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.