PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21557Valve Extension,tire

Myers Tire Supply Distribution Inc Div Akron Branch · NSN 2640-01-651-1826 · FSC 2640 · No Item Name Available
Verified by PartsTable
NSN 2640-01-651-1826 — this item is cataloged by the U.S. Government under National Stock Number 2640-01-651-1826. Primary manufacturer part number: 21557.
Features
  • Valve Extension,tire — FSC 2640
  • Design Type: RIGID-PLASTIC
  • 1 verified cross-reference
  • Primary manufacturer: Myers Tire Supply Distribution Inc Div Akron Branch
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve Extension,tire, cataloged under National Stock Number 2640-01-651-1826, is classified within Federal Supply Class 2640 (No Item Name Available) of the Tires and Tubes group. The primary manufacturer of record is Myers Tire Supply Distribution Inc Div Akron Branch. Government technical data includes 1 verified specification, 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2640-01-651-1826
Primary Part Number21557
Item NameValve Extension,tire
FSC / FSG2640 / 26 — No Item Name Available
ManufacturerMyers Tire Supply Distribution Inc Div Akron Branch
StatusACTIVE
Design TypeRIGID-PLASTIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5360-00-513-80672155-7 INTERCHANGEABLE
Spring,helical,compression
Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives
5905-00-534-257692296 INTERCHANGEABLE
Resistor,variable,wire Wound,pre
L3harris Technologies, Inc Div Space & Airborne Systems
5360-00-781-4943P8650A126 INTERCHANGEABLE
Spring,helical,compression
Elliott Company Div Jeannette
2940-00-880-032021076 INTERCHANGEABLE
Bowl,sediment
Monnier Inc
6610-00-954-982521557 INTERCHANGEABLE
Piston Assembly
Aerosonic Llc
5360-01-352-1182AUTO1103403A INTERCHANGEABLE
Spring,helical,compression
Defense Logistics Agency Dba Defense Supply Center Philadelphia
4010-01-386-6432 INTERCHANGEABLE
Rope,wire
Cross-Reference Index
Part NumberManufacturer
21557 PRIMARY Myers Tire Supply Distribution Inc Div Akron Branch (USA)
Related Parts
5360-00-513-8067INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
2155-7
5905-00-534-2576INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,PRE
92296
5360-00-781-4943INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
P8650A126
2940-00-880-0320INTERCHANGEABLE
BOWL,SEDIMENT
21076
6610-00-954-9825INTERCHANGEABLE
PISTON ASSEMBLY
21557
5360-01-352-1182INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
AUTO1103403A
4010-01-386-6432INTERCHANGEABLE
ROPE,WIRE

Frequently Asked Questions

What is NSN 2640-01-651-1826?

NSN 2640-01-651-1826 is a Valve Extension,tire, manufactured by Myers Tire Supply Distribution Inc Div Akron Branch, classified under FSC 2640 (No Item Name Available). Status: active.

What are the part numbers for NSN 2640-01-651-1826?

NSN 2640-01-651-1826 has 1 cross-referenced part number: 21557 (Myers Tire Supply Distribution Inc Div Akron Branch).

What NSN replaces 2640-01-651-1826?

There are 7 known substitutes for 2640-01-651-1826: 5360-00-513-8067, 5905-00-534-2576, 5360-00-781-4943 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21557?

Key specifications for 21557: Part Name Assigned by Controlling Agency: VALVE EXTENSION,TIRE; Design Type: RIGID-PLASTIC; Overall Length: 1.50 INCHES NOMINAL IN. 3 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