PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

44500Cap,filler Opening

Aeroil Products Co Inc · NSN 2590-00-785-0787 · FSC 2590 · No Item Name Available
Verified by PartsTable
NSN 2590-00-785-0787 — this item is cataloged by the U.S. Government under National Stock Number 2590-00-785-0787. Primary manufacturer part number: 44500.
Features
  • Cap,filler Opening — FSC 2590
  • System for Which Designed: PRESSURIZED
  • Pressure Relief Method: AUTOMATIC
  • Special Markings: AEROIL HAND TIGHT ONLY
  • Features Provided: BREATHER HOLE
  • Accommodation Type: PLAIN END GRIPPING
  • Material: IRON OVERALL
  • Outside Diameter: 2.000 INCHES NOMINAL IN
Applications
  • Applications requiring Iron Overall construction
General Description

The Cap,filler Opening, cataloged under National Stock Number 2590-00-785-0787, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Aeroil Products Co Inc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2590-00-785-0787
Primary Part Number44500
Item NameCap,filler Opening
FSC / FSG2590 / 25 — No Item Name Available
ManufacturerAeroil Products Co Inc
StatusACTIVE
System for Which DesignedPRESSURIZED
Pressure Relief MethodAUTOMATIC
Special MarkingsAEROIL HAND TIGHT ONLY
Features ProvidedBREATHER HOLE
Accommodation TypePLAIN END GRIPPING
MaterialIRON OVERALL
Outside Diameter2.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5330-00-107-101188AX177 INTERCHANGEABLE
Seal,plain Encased
Mack Trucks, Inc. Dba Macungie Operations Div Lehigh Valley Operations
2910-01-149-176744500 INTERCHANGEABLE
Cable,fuel Shut Off
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
4810-01-211-18241404320 INTERCHANGEABLE
Valve,solenoid
Oshkosh Defense Llc
5120-01-475-6763445-00 INTERCHANGEABLE
Bit,screwdriver
Apex Tool Group, Llc
6515-01-477-614144500 INTERCHANGEABLE
Roll Pack,dressing
Fleming Industries Inc Dba Iron Duck Division Div Iron Duck
6240-01-490-63572005 INTERCHANGEABLE
Lamp,incandescent
Osram Sylvania Inc
Cross-Reference Index
Part NumberManufacturer
44500 PRIMARY Aeroil Products Co Inc (USA)
Related Parts
5330-00-107-1011INTERCHANGEABLE
SEAL,PLAIN ENCASED
88AX177
2910-01-149-1767INTERCHANGEABLE
CABLE,FUEL SHUT OFF
44500
4810-01-211-1824INTERCHANGEABLE
VALVE,SOLENOID
1404320
5120-01-475-6763INTERCHANGEABLE
BIT,SCREWDRIVER
445-00
6515-01-477-6141INTERCHANGEABLE
ROLL PACK,DRESSING
44500
6240-01-490-6357INTERCHANGEABLE
LAMP,INCANDESCENT
2005

Frequently Asked Questions

What is NSN 2590-00-785-0787?

NSN 2590-00-785-0787 is a Cap,filler Opening, manufactured by Aeroil Products Co Inc, classified under FSC 2590 (No Item Name Available). Status: active.

What are the part numbers for NSN 2590-00-785-0787?

NSN 2590-00-785-0787 has 1 cross-referenced part number: 44500 (Aeroil Products Co Inc).

What NSN replaces 2590-00-785-0787?

There are 6 known substitutes for 2590-00-785-0787: 5330-00-107-1011, 2910-01-149-1767, 4810-01-211-1824 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 44500?

Key specifications for 44500: System for Which Designed: PRESSURIZED; Pressure Relief Method: AUTOMATIC; Special Markings: AEROIL HAND TIGHT ONLY; Features Provided: BREATHER HOLE. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com