The Elbow,pipe to Tube, cataloged under National Stock Number 4730-00-555-3757, 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 Tylok International, Inc.. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-555-3757 |
| Primary Part Number | B4-2ME-2 |
| Item Name | Elbow,pipe to Tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Tylok International, Inc. |
| Status | CANCELLED |
| Nominal Thread Size | 0.438 INCHES FIRST END IN |
| Material | COPPER ALLOY OVERALL |
| Nominal Thread Size | 0.125 INCHES SECOND END IN |
| Leg Length | 1.070 INCHES NOMINAL FIRST END IN |
| Thread Series Designator | NPT SECOND END |
| Connection Style | FLARELESS (TUBE) FIRST END |
| Thread Class | 3A FIRST END A |
| Material | PLASTIC SLEEVE |
| Seat Angle | 20.0 DEGREES FIRST END |
| Furnished Items and Quantity | 2 FERRULE SLEEVE AND 1 TUBE COUPLING NUT |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Leg Length | 0.781 INCHES NOMINAL SECOND END IN |
| Nominal Outside Diameter Tube Accommodated | 0.250 INCHES FIRST END IN |
| Connection Style | PLAIN (PIPE) SECOND END |
| Thread Series Designator | UNF FIRST END |
| Flow Angle | 90.0 DEGREES |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5389065 | Naval Sea Systems Command (USA) |
| 400-2-2 | Swagelok Canada Ltd (CAN) |
| B-400-2-2 | Swagelok Canada Ltd (CAN) |
| 5389065-1 | Naval Sea Systems Command (USA) |
| B4-2ME-2 PRIMARY | Tylok International, Inc. (USA) |
| 4LM2 PRIMARY | Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA) |
| 4-2 CBZ-B | Parker-Hannifin Corporation Div Instrumentation Products Division (USA) |
| 400-2-2 | Swagelok Co (USA) |
| B-400-2-2 PRIMARY | Swagelok Co (USA) |
NSN 4730-00-555-3757 is a Elbow,pipe to Tube, manufactured by Tylok International, Inc., classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-555-3757 has 9 cross-referenced part numbers: 5389065 (Naval Sea Systems Command), 400-2-2 (Swagelok Canada Ltd), B-400-2-2 (Swagelok Canada Ltd), 5389065-1 (Naval Sea Systems Command), B4-2ME-2 (Tylok International, Inc.) and 4 more.
There are 12 known substitutes for 4730-00-555-3757: 5961-00-104-8428, 3110-00-142-0952, 5360-00-316-5328 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for B4-2ME-2: Nominal Thread Size: 0.438 INCHES FIRST END IN; Material: COPPER ALLOY OVERALL; Nominal Thread Size: 0.125 INCHES SECOND END IN; Leg Length: 1.070 INCHES NOMINAL FIRST END IN. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-555-3757 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.