The Cover,gear Housing, cataloged under National Stock Number 2590-00-657-1937, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Naval Sea Systems Command. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-00-657-1937 |
| Primary Part Number | 1199986 |
| Item Name | Cover,gear Housing |
| FSC / FSG | 2590 / 25 — No Item Name Available |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY,QQ-A-601,ALLOY 355,T6; ANODIZE,MIL-A-8625; 15.750 IN.OD; 1.312 IN.O/A H; 8 HOLES,0.375 IN.-16,UNC,2B THD; COUNTERSUNK TO 0.406 IN.DIA,8 HOLES,0.438 IN.DIA,0.875 IN.DIA SPOTFACE IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2590-00-657-1937 is a Cover,gear Housing, manufactured by Naval Sea Systems Command, classified under FSC 2590 (No Item Name Available). Status: active.
NSN 2590-00-657-1937 has 4 cross-referenced part numbers: 1199986 (Naval Ship Systems Command), 1199986 (Holcomb Industries Inc), 119986 (Holcomb Industries Inc), 1199986 (Naval Sea Systems Command).
There are 2 known substitutes for 2590-00-657-1937: 3805-00-355-4420, 2940-00-752-9093. Verify interchangeability with system specifications before substitution.
Key specifications for 1199986: General Characteristics Item Description: ALUMINUM ALLOY,QQ-A-601,ALLOY 355,T6; ANODIZE,MIL-A-8625; 15.750 IN.OD; 1.312 IN.O/A H; 8 HOLES,0.375 IN.-16,UNC,2B THD; COUNTERSUNK TO 0.406 IN.DIA,8 HOLES,0.438 IN.DIA,0.875 IN.DIA SPOTFACE IN. 1 total characteristics are documented in the Federal Logistics Information System.