The Union,tube, cataloged under National Stock Number 4730-00-278-9034, 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 Mueller Brass Co.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-278-9034 |
| Primary Part Number | A11205 |
| Item Name | Union,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Mueller Brass Co. |
| Status | ACTIVE |
| Nominal Outside Diameter Tube Accommodated | 1.250 INCHES ALL ENDS IN |
| Style Designator | SCREWED |
| Connection Type | UNTHREADED INTERNAL TUBE ALL ENDS |
| Material | COPPER OVERALL |
| Connection Style | GROOVED INSIDE (TUBE) ALL ENDS |
| Reducer Type | CONCENTRIC |
| Seat Type | GROOVED |
| Coupling Flange Shape | HEXAGON |
| Nominal Overall Length | 3.312 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 6331-1-4 | Nibco Inc (USA) |
| A11205 PRIMARY | Mueller Brass Co. (USA) |
| 5001-21 | Raytheon Company Div Rmd Strategic (USA) |
| 11241705-5 | Ballistic Missile Defense Systems Command (USA) |
NSN 4730-00-278-9034 is a Union,tube, manufactured by Mueller Brass Co., classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-278-9034 has 4 cross-referenced part numbers: 6331-1-4 (Nibco Inc), A11205 (Mueller Brass Co.), 5001-21 (Raytheon Company Div Rmd Strategic), 11241705-5 (Ballistic Missile Defense Systems Command).
There are 5 known substitutes for 4730-00-278-9034: 4730-00-266-3901, 5998-00-332-8326, 4820-00-356-1765 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for A11205: Special Features: BOTH TUBING WALL THICKNESS AT EACH END CAN BE COMPROMISED; Nominal Outside Diameter Tube Accommodated: 1.250 INCHES ALL ENDS IN; Style Designator: SCREWED; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS. 10 total characteristics are documented in the Federal Logistics Information System.