PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

31109Cap,filler Opening

Gates Corporation · NSN 2590-01-431-1321 · FSC 2590 · No Item Name Available
Verified by PartsTable
NSN 2590-01-431-1321 — this item is cataloged by the U.S. Government under National Stock Number 2590-01-431-1321. Primary manufacturer part number: 31109.
Features
  • Cap,filler Opening — FSC 2590
  • 1 verified cross-reference
  • Primary manufacturer: Gates Corporation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cap,filler Opening, cataloged under National Stock Number 2590-01-431-1321, is classified within Federal Supply Class 2590 (No Item Name Available) of the Vehicular Equipment Components group. The primary manufacturer of record is Gates Corporation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCap,filler Opening
FSC / FSG2590 — No Item Name Available (FSG 25)
ManufacturersGates Corporation (CAGE 24161)
Technical Specifications
ParameterValue
NSN2590-01-431-1321
Primary Part Number31109
Item NameCap,filler Opening
FSC / FSG2590 / 25 — No Item Name Available
ManufacturerGates Corporation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
5136-00-239-2775401102 INTERCHANGEABLE
Die,thread Cutting
Greenfield Industries Inc
4730-00-277-8643SAE J512 4-4 040202B INTERCHANGEABLE
Elbow,pipe to Tube
Sae International Dba Sae International
5360-00-314-719523239 INTERCHANGEABLE
Spring,helical,compression
Leslie Controls, Inc. Dba Leslie Controls Inc
5330-00-316-4205 INTERCHANGEABLE
Gasket
6685-01-010-024331109 INTERCHANGEABLE
Tester,pyrometer and Thermocoupl
Thermo Electric Company Inc. Dba Thermo Electric Company
4130-01-235-909631109 INTERCHANGEABLE
Filter Element,air Conditioning
Regal-Beloit Corporation Dba Fasco Group Div Cassville Division
3020-01-413-892331109 INTERCHANGEABLE
Gear,spur
Belfort Instrument Company
4130-01-425-217231109 INTERCHANGEABLE
Filter Element,air Conditioning
Nidec-Torin Corp
5315-01-433-331131109 INTERCHANGEABLE
Pin,straight,headless
Woodward, Inc.
4320-01-443-3093 INTERCHANGEABLE
Impeller,pump,centrifugal
Cross-Reference Index
Part NumberManufacturer
31109 PRIMARY Gates Corporation (USA)
Related Parts
5136-00-239-2775INTERCHANGEABLE
DIE,THREAD CUTTING
401102
4730-00-277-8643INTERCHANGEABLE
ELBOW,PIPE TO TUBE
SAE J512 4-4 040202B
5360-00-314-7195INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
23239
5330-00-316-4205INTERCHANGEABLE
GASKET
6685-01-010-0243INTERCHANGEABLE
TESTER,PYROMETER AND THERMOCOUPL
31109
4130-01-235-9096INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
31109
3020-01-413-8923INTERCHANGEABLE
GEAR,SPUR
31109
4130-01-425-2172INTERCHANGEABLE
FILTER ELEMENT,AIR CONDITIONING
31109
5315-01-433-3311INTERCHANGEABLE
PIN,STRAIGHT,HEADLESS
31109
4320-01-443-3093INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
5999-01-632-0884INTERCHANGEABLE
CONTACT,ELECTRICAL
AT62-201-16141

Frequently Asked Questions

What is NSN 2590-01-431-1321?

NSN 2590-01-431-1321 is a Cap,filler Opening, manufactured by Gates Corporation, classified under FSC 2590 (No Item Name Available). Status: active.

What are the part numbers for NSN 2590-01-431-1321?

NSN 2590-01-431-1321 has 1 cross-referenced part number: 31109 (Gates Corporation).

What NSN replaces 2590-01-431-1321?

There are 11 known substitutes for 2590-01-431-1321: 5136-00-239-2775, 4730-00-277-8643, 5360-00-314-7195 and 8 more. Verify interchangeability with system specifications before substitution.

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