The Valve,angle, cataloged under National Stock Number 4820-00-491-8055, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 17 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4820-00-491-8055 |
| Primary Part Number | 803-2177525-C4B1AFL1 |
| Item Name | Valve,angle |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | CANCELLED |
| Material | STEEL BODY |
| Material | STEEL FLOW CONTROL DEVICE |
| Nominal Pipe Size Accommodated | 0.750 INCHES FIRST END IN |
| Flow Control Device | DISK |
| Maximum Operating Temp | 775.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Valve Operation Method | MANUAL |
| Bonnet Type | OUTSIDE SCREW-YOKE |
| Bonnet Attachment Method | BOLTED |
| Material | STEEL STEM |
| Material | STEEL SEAT |
| Criticality Code Justification | ZZZY |
| Features Provided | BONNET PACKING |
| Style Designator | ANGLE |
| Connection Style | SOCKET FIRST END |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Test Data Document | 80064-810-2177525 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Reference Number Differentiating Characteristics | MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 803-2177525-C4B1AFL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 803-2177525-C421AF | Naval Ship Systems Command (USA) |
| 803-2177525-C421AFL1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 803-2177525-C4B1AF | Naval Ship Systems Command (USA) |
NSN 4820-00-491-8055 is a Valve,angle, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820 (No Item Name Available). Status: cancelled.
NSN 4820-00-491-8055 has 4 cross-referenced part numbers: 803-2177525-C4B1AFL1 (Naval Inventory Control Point Mechanicsburg), 803-2177525-C421AF (Naval Ship Systems Command), 803-2177525-C421AFL1 (Naval Inventory Control Point Mechanicsburg), 803-2177525-C4B1AF (Naval Ship Systems Command).
There is 1 known substitute for 4820-00-491-8055: 4820-01-554-1203. Verify interchangeability with system specifications before substitution.
Key specifications for 803-2177525-C4B1AFL1: Material: STEEL BODY; Material: STEEL FLOW CONTROL DEVICE; Nominal Pipe Size Accommodated: 0.750 INCHES FIRST END IN; Flow Control Device: DISK. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 4820-00-491-8055 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.