The Elbow,pipe, cataloged under National Stock Number 4730-00-375-9056, 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 Cnh Industrial America Llc Dba Cnh America. Government technical data includes 19 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 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 | 4730-00-375-9056 |
| Primary Part Number | A20539 |
| Item Name | Elbow,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Cnh Industrial America Llc Dba Cnh America |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES |
| Connection Style | SWIVEL NUT INVERTED FLARE (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) INLET |
| Connection Style | PLAIN (PIPE) SECOND END |
| Inlet Location | LEFT-HAND SIDE SINGLE INLET |
| Connection Type | THREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED INTERNAL PIPE INLET |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Leg Length | 1.250 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.359 INCHES NOMINAL SECOND END IN |
| Leg Length | 0.500 INCHES NOMINAL INLET IN |
| Nominal Thread Size | 0.125 INCHES INLET IN |
| Nominal Thread Size | 0.250 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Seat Angle | 30.0 DEGREES FIRST END |
| Material | STEEL OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | NPSM FIRST END |
| Thread Series Designator | NPTF INLET |
| 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 |
|---|---|
| A20539 PRIMARY | Cnh Industrial America Llc Dba Cnh America (USA) |
NSN 4730-00-375-9056 is a Elbow,pipe, manufactured by Cnh Industrial America Llc Dba Cnh America, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-375-9056 has 1 manufacturer part number on file: A20539 (Cnh Industrial America Llc Dba Cnh America).
1 possible match (shared part number, not a government interchangeability claim): 5340-00-513-9995. Verify interchangeability with system specifications before substitution.
Key specifications for A20539: Flow Angle: 90.0 DEGREES; Connection Style: SWIVEL NUT INVERTED FLARE (PIPE) FIRST END; Connection Style: PLAIN (PIPE) INLET; Connection Style: PLAIN (PIPE) SECOND END. 19 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.