The Star,relief Valve, cataloged under National Stock Number 4320-00-422-5628, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Alfa Laval Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 41 commercial cross-references from 4 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 | 4320-00-422-5628 |
| Primary Part Number | 4DZ4 |
| Item Name | Star,relief Valve |
| FSC / FSG | 4320 / 43 — No Item Name Available |
| Manufacturer | Alfa Laval Inc |
| Status | ACTIVE |
| General Characteristics Item Description | BRONZE MIL-B-16541; 0.559 IN. OD; 0.812 IN. H; FLANGED ONE END 1.040 IN. DIA BY 0.156 IN. THK; THREADED INTERNAL FLANGED END 0.438-14 UNC 3B 0.250 IN. DEEP IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 3N34PC1528 | Alfa Laval Inc. (USA) |
| 3N173PC14 | Alfa Laval Inc. (USA) |
| 1528 | Alfa Laval Inc. (USA) |
| NN80PC1528 | Alfa Laval Inc. (USA) |
| 2BH3AF | Alfa Laval Inc. (USA) |
| 3N217PC314 | Alfa Laval Inc. (USA) |
| 3N134PC14 | Alfa Laval Inc. (USA) |
| 3N75PC1528 | Alfa Laval Inc. (USA) |
| 3N48ALT6PC1528 | Alfa Laval Inc. (USA) |
| I1528 | Alfa Laval Inc. (USA) |
| 3N224PC14 | Alfa Laval Inc. (USA) |
| 3N180PC14 | Alfa Laval Inc. (USA) |
| NN65PC1528 | Alfa Laval Inc. (USA) |
| 3N104PC1528 | Alfa Laval Inc. (USA) |
| 3N64PC1528 | Alfa Laval Inc. (USA) |
| NN63PC1528 | Alfa Laval Inc. (USA) |
| 3N35PC1528 | Alfa Laval Inc. (USA) |
| 3N146PC14 | Alfa Laval Inc. (USA) |
| N52PC1528 | Alfa Laval Inc. (USA) |
| 3N223PC14 | Alfa Laval Inc. (USA) |
NSN 4320-00-422-5628 is a Star,relief Valve, manufactured by Alfa Laval Inc, classified under FSC 4320 (No Item Name Available). Status: active.
NSN 4320-00-422-5628 has 41 cross-referenced part numbers: 3N34PC1528 (Alfa Laval Inc.), 3N173PC14 (Alfa Laval Inc.), 1528 (Alfa Laval Inc.), NN80PC1528 (Alfa Laval Inc.), 2BH3AF (Alfa Laval Inc.) and 36 more.
There are 12 known substitutes for 4320-00-422-5628: 5120-00-224-7516, 5940-00-227-8345, 4920-00-245-2988 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4DZ4: General Characteristics Item Description: BRONZE MIL-B-16541; 0.559 IN. OD; 0.812 IN. H; FLANGED ONE END 1.040 IN. DIA BY 0.156 IN. THK; THREADED INTERNAL FLANGED END 0.438-14 UNC 3B 0.250 IN. DEEP IN. 1 total characteristics are documented in the Federal Logistics Information System.