NSN 2590-01-033-0573 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-033-0573. Manufacturer of record part number: 2003604.
Filler Neck Diameter for Which Designed: 1.750 INCHES NOMINAL IN
Outside Diameter: 2.000 INCHES NOMINAL IN
Cam Quantity: 2
Features Provided: BREATHER HOLE
System for Which Designed: NONPRESSURIZED
Identification
NSN: 2590-01-033-0573
NIIN: 010330573
FSC: 2590 — Miscellaneous Vehicular Components
FSG: 25 — Vehicular Equipment Components
Primary part number: 2003604
Manufacturer: Wacker Corp
General Description
The Cap,filler Opening, cataloged under National Stock Number 2590-01-033-0573, is classified within Federal Supply Class 2590 (Miscellaneous Vehicular Components) of the Vehicular Equipment Components group. The manufacturer of record is Wacker Corp. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Other items in FSC 2590 — Miscellaneous Vehicular Components
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2590-00-001-1252
2590-00-001-1252 · Item name not on file
2590-00-001-1253
2590-00-001-1253 · Item name not on file
2590-00-001-1254
BRACKET,HORN MOUNTING
2590-00-001-3423
2590-00-001-3423 · Item name not on file
2590-00-001-3438
2590-00-001-3438 · Item name not on file
2590-00-001-3439
2590-00-001-3439 · Item name not on file
2590-00-001-3461
2590-00-001-3461 · Item name not on file
2590-00-001-3463
2590-00-001-3463 · Item name not on file
Frequently Asked Questions
What is NSN 2590-01-033-0573?
NSN 2590-01-033-0573 is a Cap,filler Opening, manufactured by Wacker Corp, classified under FSC 2590, Miscellaneous Vehicular Components. Status: active.
What part numbers are listed for NSN 2590-01-033-0573?
NSN 2590-01-033-0573 has 1 manufacturer part number on file: 2003604 (Wacker Corp).
What are the specifications of 2003604?
Key specifications for 2003604: Overall Height: 0.718 INCHES NOMINAL IN; Accommodation Type: KNURLED END GRIPPING; Style Designator: OUTSIDE CAM TYPE; Filler Neck Diameter for Which Designed: 1.750 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 2590-01-033-0573 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.