The Elbow,tube to Boss, cataloged under National Stock Number 4730-00-697-8561, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-697-8561 |
| Primary Part Number | 218217 |
| Item Name | Elbow,tube to Boss |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Connection Style | FLARED (TUBE) FIRST END |
| Leg Length | 1.320 INCHES NOMINAL FIRST END IN |
| Leg Length | 1.560 INCHES NOMINAL SECOND END IN |
| Material | STEEL OVERALL |
| Seat Angle | 37.0 DEGREES FIRST END |
| Nominal Outside Diameter Tube Accommodated | 0.500 INCHES FIRST END IN |
| Connection Style | DOUBLE THREADED SECTION W/ GASKET AND LOCKNUT SEALING (BOSS) SECOND END |
| Thread Series Designator | UNF ALL ENDS |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Thread Size | 0.750 INCHES ALL ENDS IN |
| Thread Class | 3A ALL ENDS A |
| Flow Angle | 90.0 DEGREES |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4730-00-697-8561 is a Elbow,tube to Boss, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-697-8561 has 3 cross-referenced part numbers: 218217 (Aircraft Metal Products Corp.), 218217 (Turbo Power & Marine System Inc Sub of United Technologies Corp), 218217 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
There are 4 known substitutes for 4730-00-697-8561: 5315-00-021-8217, 5315-00-043-1787, 5935-00-222-7320 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 218217: Connection Style: FLARED (TUBE) FIRST END; Leg Length: 1.320 INCHES NOMINAL FIRST END IN; Leg Length: 1.560 INCHES NOMINAL SECOND END IN; Material: STEEL OVERALL. 13 total characteristics are documented in the Federal Logistics Information System.