The Flange,pipe, cataloged under National Stock Number 4730-01-187-1039, 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 American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-187-1039 |
| Primary Part Number | B16.5 |
| Item Name | Flange,pipe |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | American National Standards Institute Incorporated Dba American National Standards Institute |
| Status | ACTIVE |
| Bolt Hole Quantity | 8 |
| Face Seating Surface Condition | MACHINED |
| Flange Section Style | RAISED FACE, WELDING NECK |
| Thickness | 0.878 INCHES NOMINAL IN |
| Nondefinitive Spec/std Data | 9 TABLE AND 5 SIZE AND 40 SCHEDULE |
| Specification/standard Data | 81349-MIL-F-18180/1 GOVERNMENT SPECIFICATION AND 80204-ANSI B16.5 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Material Document and Classification | ASTM A105 ASSN STD SINGLE MATERIAL RESPONSE |
| Style Designator | ROUND, ONE BOLT HOLE CIRCLE |
| Material | STEEL |
| Raised Face Diameter | 6.440 INCHES NOMINAL IN |
| Raised Face Height | 0.062 INCHES NOMINAL IN |
| Nominal Pipe Size for Which Designed | 5.000 INCHES IN |
| Flange Diameter | 10.000 INCHES NOMINAL IN |
| Bolt Circle Diameter | 8.500 INCHES NOMINAL IN |
| Neck Height | 0.500 INCHES NOMINAL IN |
| Bolt Hole Diameter | 0.880 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| B16.5 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| MIL-F-18180/1 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| M18180/1-011A01A | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 4730-01-187-1039 is a Flange,pipe, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-187-1039 has 3 cross-referenced part numbers: B16.5 (American National Standards Institute Incorporated Dba American National Standards Institute), MIL-F-18180/1 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), M18180/1-011A01A (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).
There are 6 known substitutes for 4730-01-187-1039: 4730-00-996-0250, 4730-01-183-5948, 4730-01-185-6085 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for B16.5: Bolt Hole Quantity: 8; Face Seating Surface Condition: MACHINED; Flange Section Style: RAISED FACE, WELDING NECK; Thickness: 0.878 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.