The Flange,pipe, cataloged under National Stock Number 4730-01-035-1454, 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 Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-035-1454 |
| Primary Part Number | 65-1/4 SCHED 80 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy |
| Status | ACTIVE |
| Flange Section Style | RAISED FACE, SOCKET NECK |
| Face Seating Surface Condition | MACHINED |
| Thickness | 0.562 INCHES NOMINAL IN |
| Raised Face Height | 0.250 INCHES NOMINAL IN |
| Bolt Circle Diameter | 2.625 INCHES NOMINAL IN |
| Bolt Hole Diameter | 0.500 INCHES NOMINAL IN |
| Socket Diameter | 0.625 INCHES NOMINAL IN |
| Specification/standard Data | 81346-ASTM A105 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Flange Diameter | 3.750 INCHES NOMINAL IN |
| Socket Depth | 0.375 INCHES NOMINAL IN |
| Nominal Pipe Size for Which Designed | 0.250 INCHES IN |
| Tube Outside Diameter for Which Designed | 0.344 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Material | STEEL |
| Raised Face Diameter | 1.375 INCHES NOMINAL IN |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Neck Height | 0.312 INCHES NOMINAL IN |
| Surface Treatment | PRIMER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 65-1/4 SCHED 80 | Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy (USA) |
| ASTM A105 GR1 | American Society for Testing and Materials Dba Astm International (USA) |
| 65-1-4 | Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy (USA) |
| ASME B16.5 | The American Society of Mechanical Engineers (USA) |
NSN 4730-01-035-1454 is a Flange,pipe, manufactured by Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-035-1454 has 4 cross-referenced part numbers: 65-1/4 SCHED 80 (Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy), ASTM A105 GR1 (American Society for Testing and Materials Dba Astm International), 65-1-4 (Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy), ASME B16.5 (The American Society of Mechanical Engineers).
There are 12 known substitutes for 4730-01-035-1454: 3110-00-100-6170, 2810-00-118-4054, 5340-00-200-6556 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 65-1/4 SCHED 80: Flange Section Style: RAISED FACE, SOCKET NECK; Face Seating Surface Condition: MACHINED; Thickness: 0.562 INCHES NOMINAL IN; Raised Face Height: 0.250 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.