The Cap,filler Opening, cataloged under National Stock Number 2590-00-490-5442, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2590-00-490-5442 |
| Primary Part Number | 7S1803 |
| Item Name | Cap,filler Opening |
| FSC / FSG | 2590 / 25 — No Item Name Available |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Retaining Device Length | 5.250 INCHES NOMINAL IN |
| Sealing Length | 1.437 INCHES NOMINAL IN |
| Retaining Device Type | CHAIN |
| Material | RUBBER SYNTHETIC BODY |
| Material | STEEL HANDLE |
| Filler Neck Diameter for Which Designed | 1.500 INCHES NOMINAL IN |
| Style Designator | ADJUSTABLE TYPE-INTERNAL |
| Accommodation Type | HANDLE END GRIPPING |
| Locking Device Type | INTEGRAL SELF LOCK |
| System for Which Designed | NONPRESSURIZED |
| Outside Diameter | 2.121 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 2590-00-490-5442 is a Cap,filler Opening, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2590 (No Item Name Available). Status: active.
NSN 2590-00-490-5442 has 4 cross-referenced part numbers: 4901-3 (Center - Moeller Products Llc), IPD7S1803 (Industrial Parts Depot, Llc Dba Ipd), 7S1803 (Caterpillar Inc Div Caterpillar Defense), 4901-3 (Moeller Mfg Co Inc).
There are 4 known substitutes for 2590-00-490-5442: 8030-00-838-7788, 5306-01-123-0485, 5975-01-131-9493 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 7S1803: Retaining Device Length: 5.250 INCHES NOMINAL IN; Sealing Length: 1.437 INCHES NOMINAL IN; Retaining Device Type: CHAIN; Overall Height: 3.625 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.