The Disk,rupturable, cataloged under National Stock Number 4820-01-590-5565, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Mariner Sales Inc Dba Marine East. Government technical data includes 5 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. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-590-5565 |
| Primary Part Number | 6990 |
| Item Name | Disk,rupturable |
| FSC / FSG | 4820 / 48 — No Item Name Available |
| Manufacturer | Mariner Sales Inc Dba Marine East |
| Status | ACTIVE |
| Disk Material | PLASTIC |
| Disk Type | COMPOSITE |
| Cross-Sectional Shape | FLAT |
| Furnished Items and Quantity | 1 RETAINING RING AND 1 IDENTIFICATION TAG |
| Disk Size | 2.700 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 4820-01-590-5565 is a Disk,rupturable, manufactured by Mariner Sales Inc Dba Marine East, classified under FSC 4820 (No Item Name Available). Status: active.
NSN 4820-01-590-5565 has 3 cross-referenced part numbers: 6990 (Mariner Sales Inc Dba Marine East), HP15122 (Zodiac Milpro International), 17.680.00 (Osculati S.r.l).
There are 6 known substitutes for 4820-01-590-5565: 5995-00-121-6334, 5305-00-286-3805, 2530-00-813-7620 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for 6990: Part Name Assigned by Controlling Agency: FIRE EXTINGUISHER PORT WITH RING AND STICKER; Disk Material: PLASTIC; Disk Type: COMPOSITE; Special Features: REQUIRES FOUR NO. 8 STAINLESS FLATHEAD SCREWS NOT INCLUDED. 7 total characteristics are documented in the Federal Logistics Information System.