The Union,tube, cataloged under National Stock Number 4730-01-344-1038, 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 Bec Systems Llc Dba Bec Machine Products. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-344-1038 |
| Primary Part Number | A3SA59-06-06 |
| Item Name | Union,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Bec Systems Llc Dba Bec Machine Products |
| Status | ACTIVE |
| Thread Class | 2A SECOND END A |
| Connection Style | SOCKET (TUBE) FIRST END |
| Seat Type | GASKET |
| Connection Type | UNTHREADED INTERNAL TUBE FIRST END |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Nominal Outside Diameter Tube Accommodated | 0.375 INCHES FIRST END IN |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Nominal Overall Length | 1.625 INCHES IN |
| Nominal Thread Size | 0.563 INCHES SECOND END IN |
| Thread Series Designator | UNF SECOND END |
| Style Designator | THREADED |
| Material | NICKEL ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| A3SA59-06-06 PRIMARY | Bec Systems Llc Dba Bec Machine Products (USA) |
| QQ-N-281 CLASS A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| B-1084 | Bec Systems Llc Dba Bec Machine Products (USA) |
| A3SA59-06 FD | Bec Systems Llc Dba Bec Machine Products (USA) |
NSN 4730-01-344-1038 is a Union,tube, manufactured by Bec Systems Llc Dba Bec Machine Products, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-344-1038 has 4 cross-referenced part numbers: A3SA59-06-06 (Bec Systems Llc Dba Bec Machine Products), QQ-N-281 CLASS A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), B-1084 (Bec Systems Llc Dba Bec Machine Products), A3SA59-06 FD (Bec Systems Llc Dba Bec Machine Products).
There are 11 known substitutes for 4730-01-344-1038: 9530-00-239-4455, 9530-00-239-4459, 9530-00-239-4460 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for A3SA59-06-06: Thread Class: 2A SECOND END A; Connection Style: SOCKET (TUBE) FIRST END; Seat Type: GASKET; Connection Type: UNTHREADED INTERNAL TUBE FIRST END. 12 total characteristics are documented in the Federal Logistics Information System.