PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FC866Cap,filler Opening

Ford Motor Craft · NSN 2590-01-232-1021 · FSC 2590 · No Item Name Available
Verified by PartsTable
NSN 2590-01-232-1021 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-232-1021. Primary manufacturer part number: FC866.
Features
  • Cap,filler Opening — FSC 2590
  • System for Which Designed: PRESSURIZED
  • Locking Device Type: INTEGRAL SELF LOCK
  • Pressure Relief Method: MANUAL
  • Style Designator: LOCKING, EMISSION CONTROL TYPE
  • Material: ALUMINUM ALLOY OVERALL
  • Outside Diameter: 2.500 INCHES NOMINAL IN
  • 2 verified cross-references
Applications
  • Applications requiring Aluminum Alloy Overall construction
General Description

The Cap,filler Opening, cataloged under National Stock Number 2590-01-232-1021, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Ford Motor Craft. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2590-01-232-1021
Primary Part NumberFC866
Item NameCap,filler Opening
FSC / FSG2590 / 25 — No Item Name Available
ManufacturerFord Motor Craft
StatusACTIVE
System for Which DesignedPRESSURIZED
Locking Device TypeINTEGRAL SELF LOCK
Pressure Relief MethodMANUAL
Style DesignatorLOCKING, EMISSION CONTROL TYPE
MaterialALUMINUM ALLOY OVERALL
Outside Diameter2.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5945-00-082-9540 INTERCHANGEABLE
Relay,electromagnetic
5330-00-446-899531762 INTERCHANGEABLE
Ring,wiper
Leroi International Inc Dba Compair Leroi
5940-00-823-176131762 INTERCHANGEABLE
Terminal,quick Disconnect
Te Connectivity Corporation
2540-01-379-2040 INTERCHANGEABLE
Armrest,vehicular
4820-01-417-277231762 INTERCHANGEABLE
Disk,valve
Canyon Engineering Products, Inc.
5330-01-433-84527231762 INTERCHANGEABLE
Gasket
Wilshire Corp
6515-01-574-0850317.62 INTERCHANGEABLE
Drill,twist,bone
Depuy Synthes Sales Inc Dba Depuy Synthes Trauma Div Depuy Synthes Sales, Inc., D/b/a Depuy Synthes Trauma
Cross-Reference Index
Part NumberManufacturer
FC866 PRIMARY Ford Motor Craft (USA)
31762 PRIMARY Gates Corporation (USA)
Related Parts
5945-00-082-9540INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5330-00-446-8995INTERCHANGEABLE
RING,WIPER
31762
5940-00-823-1761INTERCHANGEABLE
TERMINAL,QUICK DISCONNECT
31762
2540-01-379-2040INTERCHANGEABLE
ARMREST,VEHICULAR
4820-01-417-2772INTERCHANGEABLE
DISK,VALVE
31762
5330-01-433-8452INTERCHANGEABLE
GASKET
7231762
6515-01-574-0850INTERCHANGEABLE
DRILL,TWIST,BONE
317.62

Frequently Asked Questions

What is NSN 2590-01-232-1021?

NSN 2590-01-232-1021 is a Cap,filler Opening, manufactured by Ford Motor Craft, classified under FSC 2590 (No Item Name Available). Status: active.

What are the part numbers for NSN 2590-01-232-1021?

NSN 2590-01-232-1021 has 2 cross-referenced part numbers: FC866 (Ford Motor Craft), 31762 (Gates Corporation).

What NSN replaces 2590-01-232-1021?

There are 7 known substitutes for 2590-01-232-1021: 5945-00-082-9540, 5330-00-446-8995, 5940-00-823-1761 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FC866?

Key specifications for FC866: System for Which Designed: PRESSURIZED; Locking Device Type: INTEGRAL SELF LOCK; Pressure Relief Method: MANUAL; Style Designator: LOCKING, EMISSION CONTROL TYPE. 7 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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