PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2D2631Nut,valve Stem,pneumatic Tire

Caterpillar Inc Div Caterpillar Defense · NSN 2640-00-859-0382 · FSC 2640 · No Item Name Available
Verified by PartsTable
NSN 2640-00-859-0382 — this item is cataloged by the U.S. Government under National Stock Number 2640-00-859-0382. Primary manufacturer part number: 2D2631.
Features
  • Nut,valve Stem,pneumatic Tire — FSC 2640
  • General Characteristics Item Description: FITS 0.482-26 IN. THD;HEXAGON SHAPE;5/8 IN. ACROSS FLATS;3/16 IN. HEAD HEIGHT IN
  • 10 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Flow control in piping systems
  • Pressure regulation
General Description

The Nut,valve Stem,pneumatic Tire, cataloged under National Stock Number 2640-00-859-0382, is classified within Federal Supply Class 2640 (No Item Name Available) of the Tires and Tubes group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2640-00-859-0382
Primary Part Number2D2631
Item NameNut,valve Stem,pneumatic Tire
FSC / FSG2640 / 26 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusCANCELLED
General Characteristics Item DescriptionFITS 0.482-26 IN. THD;HEXAGON SHAPE;5/8 IN. ACROSS FLATS;3/16 IN. HEAD HEIGHT IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5945-00-184-9663 INTERCHANGEABLE
Relay,electromagnetic
5940-00-192-99621390 INTERCHANGEABLE
Terminal Board
Birnbach Co Inc
5136-00-197-95567252 INTERCHANGEABLE
Die,rethreading
Stanley Tools Div of Stanley Works
4820-00-202-6414 INTERCHANGEABLE
Cock,plug
5920-00-221-8371 INTERCHANGEABLE
Fuse,cartridge
3455-00-231-351458-10110 INTERCHANGEABLE
Cutter,milling,half Side
Union Butterfield Corp P O Box 9000 Crystal Lake Il 60039
5325-00-276-7761 INTERCHANGEABLE
Eyelet,metallic
5305-00-359-8266 INTERCHANGEABLE
Screw
3040-00-388-373372512 INTERCHANGEABLE
Shaft,straight
Dressta North America Ltd
5310-00-426-84628167-1-10 INTERCHANGEABLE
Nut,plain,hexagon
Chief of Engineers Dept of Army
Cross-Reference Index
Part NumberManufacturer
2D2631 Caterpillar of Australia Pty Ltd (AUS)
725-2 Scovill Inc Schrader Bellows Div (USA)
2D2631 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
725-12 Scovill Inc Schrader Bellows Div (USA)
HN1 Goodyear Tire and Rubber Co the (USA)
211D Eaton Corporation Dba Air Controls Division Div Air Controls Division (USA)
211-BULK PRIMARY Dill Air Controls Products Llc Dba Dill Air Controls Products Llc (USA)
HN1 The Tire & Rim Association Inc (USA)
75 National Distillers and Chemical Corp Bridgeport Brass Co Div (USA)
211 Eaton Corporation Dba Air Controls Division Div Air Controls Division (USA)
Related Parts
5945-00-184-9663INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
5940-00-192-9962INTERCHANGEABLE
TERMINAL BOARD
1390
5136-00-197-9556INTERCHANGEABLE
DIE,RETHREADING
7252
4820-00-202-6414INTERCHANGEABLE
COCK,PLUG
5920-00-221-8371INTERCHANGEABLE
FUSE,CARTRIDGE
3455-00-231-3514INTERCHANGEABLE
CUTTER,MILLING,HALF SIDE
58-10110
5325-00-276-7761INTERCHANGEABLE
EYELET,METALLIC
5305-00-359-8266INTERCHANGEABLE
SCREW
3040-00-388-3733INTERCHANGEABLE
SHAFT,STRAIGHT
72512
5310-00-426-8462INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8167-1-10
5950-00-439-0581INTERCHANGEABLE
TRANSFORMER,POWER
317
3110-00-555-5534INTERCHANGEABLE
BEARING,BALL,ANNULAR
12Z369-12

Frequently Asked Questions

What is NSN 2640-00-859-0382?

NSN 2640-00-859-0382 is a Nut,valve Stem,pneumatic Tire, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2640-00-859-0382?

NSN 2640-00-859-0382 has 10 cross-referenced part numbers: 2D2631 (Caterpillar of Australia Pty Ltd), 725-2 (Scovill Inc Schrader Bellows Div), 2D2631 (Caterpillar Inc Div Caterpillar Defense), 725-12 (Scovill Inc Schrader Bellows Div), HN1 (Goodyear Tire and Rubber Co the) and 5 more.

What NSN replaces 2640-00-859-0382?

There are 12 known substitutes for 2640-00-859-0382: 5945-00-184-9663, 5940-00-192-9962, 5136-00-197-9556 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2D2631?

Key specifications for 2D2631: General Characteristics Item Description: FITS 0.482-26 IN. THD;HEXAGON SHAPE;5/8 IN. ACROSS FLATS;3/16 IN. HEAD HEIGHT IN. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2640-00-859-0382 still in active supply?

NSN 2640-00-859-0382 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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