The Valve,safety Relief, cataloged under National Stock Number 4820-01-218-9037, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Biach Industries, Inc.. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 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 | 4820-01-218-9037 |
| Primary Part Number | 4603 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Biach Industries, Inc. |
| Status | ACTIVE |
| Valve Operation Method | AUTOMATIC |
| Reference Number Differentiating Characteristics | REFERENCE NUMBER DIFFERENTIATING MATIERIAL WILL BE IAW NAVAL INVENTORY CONTROL POINT ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS AVAILABLE AT THE DLA ICP |
| Material | STEEL CORROSION RESISTING BODY |
| Criticality Code Justification | ZZZY |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4603 | Biach Industries, Inc. (USA) |
| 10F953 | Biach Industries, Inc. (USA) |
| PL4603-1 PIECE 9 | Biach Industries, Inc. (USA) |
| LO7005 | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| 4603 PC 9 | Biach Industries, Inc. (USA) |
| PL4603-1 | Biach Industries, Inc. (USA) |
| 10F953 | Dragon Valves Inc (USA) |
NSN 4820-01-218-9037 is a Valve,safety Relief, manufactured by Biach Industries, Inc., classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-218-9037 has 7 cross-referenced part numbers: 4603 (Biach Industries, Inc.), 10F953 (Biach Industries, Inc.), PL4603-1 PIECE 9 (Biach Industries, Inc.), LO7005 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 4603 PC 9 (Biach Industries, Inc.) and 2 more.
There are 12 known substitutes for 4820-01-218-9037: 5905-00-131-4037, 5925-00-238-4880, 5935-00-463-8036 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4603: Valve Operation Method: AUTOMATIC; Reference Number Differentiating Characteristics: REFERENCE NUMBER DIFFERENTIATING MATIERIAL WILL BE IAW NAVAL INVENTORY CONTROL POINT ACTIVITY HX QUALITY CONTROL, MANUFACTURING AND TESTING SPECIFICATIONS AVAILABLE AT THE DLA ICP; Material: STEEL CORROSION RESISTING BODY; Criticality Code Justification: ZZZY. 5 total characteristics are documented in the Federal Logistics Information System.