The Elbow,hose to Boss, cataloged under National Stock Number 4730-01-539-9894, 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 Abb Installation Products Inc. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-539-9894 |
| Primary Part Number | LT20D-NEW |
| Item Name | Elbow,hose to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Abb Installation Products Inc |
| Status | ACTIVE |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Connection Style | PLAIN (HOSE) FIRST END |
| Connection Type | THREADED INTERNAL BOSS FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Material | PLASTIC POLYVINYL CHLORIDE (PVC) BODY |
| Thread Series Designator | NPT FIRST END |
| 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 |
|---|---|
| LT20D-NEW PRIMARY | Abb Installation Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 12442511-1 | 7/2 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
| LT20D | 3/9 Design control — primary reference U.S. Government activity |
| 12442511 | 7/1 Vendor item drawing reference U S Army Tank Automotive Command Amsta-Im-Mm |
NSN 4730-01-539-9894 is a Elbow,hose to Boss, manufactured by Abb Installation Products Inc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-539-9894 has 1 manufacturer part number on file: LT20D-NEW (Abb Installation Products Inc).
Key specifications for LT20D-NEW: Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Connection Style: PLAIN (HOSE) FIRST END; Connection Type: THREADED INTERNAL BOSS FIRST END; Connection Type: THREADED EXTERNAL BOSS SECOND END. 6 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.