The Elbow,tube to Boss, cataloged under National Stock Number 4730-01-689-3868, 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 Fitting Source, Inc Dba Fitting Source Inc. Government technical data includes 12 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-689-3868 |
| Primary Part Number | 853BX24-NZ |
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Fitting Source, Inc Dba Fitting Source Inc |
| Status | ACTIVE |
| Nominal Width Across Flats | 1.875 INCHES CENTER BULKHEAD IN |
| Flow Angle | 90.0 DEGREES |
| Connection Style | FLARED (TUBE) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Style Designator | ELBOW |
| Leg Length | 2.330 INCHES NOMINAL FIRST END IN |
| Leg Length | 2.390 INCHES NOMINAL SECOND END IN |
| Nominal Thread Size | 1.875 INCHES ALL ENDS IN |
| Nominal Outside Diameter | 1.500 INCHES ALL ENDS IN |
| Surface Treatment | NICKEL AND ZINC OVERALL |
| Thread Quantity Per Inch | 12 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 |
|---|---|
| 853BX24-NZ PRIMARY | Fitting Source, Inc Dba Fitting Source Inc (USA) |
NSN 4730-01-689-3868 is a Elbow,tube to Boss, manufactured by Fitting Source, Inc Dba Fitting Source Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-689-3868 has 1 manufacturer part number on file: 853BX24-NZ (Fitting Source, Inc Dba Fitting Source Inc).
Key specifications for 853BX24-NZ: Nominal Width Across Flats: 1.875 INCHES CENTER BULKHEAD IN; Flow Angle: 90.0 DEGREES; Connection Style: FLARED (TUBE) SECOND END; Connection Style: PLAIN (TUBE) FIRST END. 12 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.