The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-561-7535, 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 Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss). Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 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 | 4730-00-561-7535 |
| Primary Part Number | 49A3818 |
| Item Name | Adapter,straight,pipe to Tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss) |
| Status | CANCELLED |
| Thread Series Designator | UNS FIRST END |
| Thread Quantity Per Inch | 4 FIRST END |
| Nominal Outside Diameter Tube Accommodated | 1.500 INCHES FIRST END IN |
| Material Document and Classification | ASTM B30-45T ASSN STD SINGLE MATERIAL RESPONSE OR QQ-B-691,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-611,COMP B,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Connection Style | INVERTED FLARE (TUBE) FIRST END |
| Thread Class | 2C FIRST END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT SECOND END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Nominal Overall Length | 2.125 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Nominal Thread Size | 1.875 INCHES FIRST END IN |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Seat Angle | 60.0 DEGREES FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 49A3818 | Air Products & Chemicals, Inc (USA) |
| 49A3818 PRIMARY | Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss) (USA) |
| 49A3818 | Department of the Air Force (USA) |
| 40N0002 | Chart Inc Div Distribution and Storage (USA) |
| 92-18 PRIMARY | Marshall Excelsior Co (USA) |
NSN 4730-00-561-7535 is a Adapter,straight,pipe to Tube, manufactured by Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss), classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-561-7535 has 5 cross-referenced part numbers: 49A3818 (Air Products & Chemicals, Inc), 49A3818 (Air Force Lifecycle Management Center Electronic Components (aflcmc/ezss)), 49A3818 (Department of the Air Force), 40N0002 (Chart Inc Div Distribution and Storage), 92-18 (Marshall Excelsior Co).
There are 12 known substitutes for 4730-00-561-7535: 3030-00-326-3595, 2825-00-388-6917, 6680-00-580-4718 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 49A3818: Thread Series Designator: UNS FIRST END; Thread Quantity Per Inch: 4 FIRST END; Nominal Outside Diameter Tube Accommodated: 1.500 INCHES FIRST END IN; Material Document and Classification: ASTM B30-45T ASSN STD SINGLE MATERIAL RESPONSE OR QQ-B-691,COMP 2 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-B-611,COMP B,1/2 H FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-561-7535 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.