NSN 4730-00-475-8638 · NIIN 004758638 · Part number 2503
George Fischer Sloane, Inc. · FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 14889
Government record, cited
NSN 4730-00-475-8638 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-475-8638. Manufacturer of record part number: 2503.
4730-00-475-8638 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Features
Elbow,pipe — FSC 4730
Flow Angle: 45.0 DEGREES
Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN
Connection Style: SOCKET (PIPE) ALL ENDS
Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS
Material Document and Classification: ASTM D1784,TY 1 GR1 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Leg Length: 3.250 INCHES NOMINAL ALL ENDS IN
Nondefinitive Spec/std Data: 1 TYPE
Identification
NSN: 4730-00-475-8638
NIIN: 004758638
FSC: 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 2503
Manufacturer: George Fischer Sloane, Inc.
General Description
The Elbow,pipe, cataloged under National Stock Number 4730-00-475-8638, 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 George Fischer Sloane, Inc.. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Other items in FSC 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4730-00-000-1895
4730-00-000-1895 · Item name not on file
4730-00-000-4289
4730-00-000-4289 · Item name not on file
4730-00-000-4445
4730-00-000-4445 · Item name not on file
4730-00-000-8373
4730-00-000-8373 · Item name not on file
4730-00-000-8897
4730-00-000-8897 · Item name not on file
4730-00-001-0007
4730-00-001-0007 · Item name not on file
4730-00-001-0008
COUPLING,TUBE
4730-00-001-0008
COUPLING,TUBE
Frequently Asked Questions
What is NSN 4730-00-475-8638?
NSN 4730-00-475-8638 is a Elbow,pipe, manufactured by George Fischer Sloane, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
What part numbers are listed for NSN 4730-00-475-8638?
NSN 4730-00-475-8638 has 2 manufacturer part numbers on file: 2503 (George Fischer Sloane, Inc.), 2388K41 (Mcmaster-Carr Supply Co).
What are the specifications of 2503?
Key specifications for 2503: Flow Angle: 45.0 DEGREES; Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN; Connection Style: SOCKET (PIPE) ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS. 9 specifications are documented in the U.S. Government catalog.
Is NSN 4730-00-475-8638 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.