The Disk,valve, cataloged under National Stock Number 4820-00-729-6891, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Crest Good Manufacturing Co Inc. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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 | 4820-00-729-6891 |
| Primary Part Number | 1-4SMALLFULLFL0W |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Crest Good Manufacturing Co Inc |
| Status | ACTIVE |
| Nondefinitive Spec/std Data | 1 TYPE AND B STYLE AND HARD COMPOSITION |
| Material | RUBBER CHLOROPRENE CLASS CR |
| Inside Diameter | 0.188 INCHES NOMINAL IN |
| Media for Which Designed | WATER, HOT |
| Style Designator | PLAIN |
| Outside Diameter | 0.531 INCHES NOMINAL IN |
| Shoulder Height | 0.125 INCHES NOMINAL IN |
| Temp Rating | 32.0 FAHRENHEIT MINIMUM AND 212.0 FAHRENHEIT MAXIMUM DEGF |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1-4SMALLFULLFL0W | Crest Good Manufacturing Co Inc (USA) |
| MILW19016 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| TRADESIZE0 | Mindeco Corp (USA) |
NSN 4820-00-729-6891 is a Disk,valve, manufactured by Crest Good Manufacturing Co Inc, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-00-729-6891 has 3 cross-referenced part numbers: 1-4SMALLFULLFL0W (Crest Good Manufacturing Co Inc), MILW19016 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), TRADESIZE0 (Mindeco Corp).
There are 12 known substitutes for 4820-00-729-6891: 4820-00-282-6088, 4820-00-282-6089, 4820-00-282-6090 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1-4SMALLFULLFL0W: Nondefinitive Spec/std Data: 1 TYPE AND B STYLE AND HARD COMPOSITION; Material: RUBBER CHLOROPRENE CLASS CR; Inside Diameter: 0.188 INCHES NOMINAL IN; Media for Which Designed: WATER, HOT. 9 total characteristics are documented in the Federal Logistics Information System.