PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

TR721-04Stem

Schrader-Bridgeport International Inc Dba Schrader Automotive · NSN 2640-00-355-5378 · FSC 2640 · No Item Name Available
Verified by PartsTable
NSN 2640-00-355-5378 — this item is cataloged by the U.S. Government under National Stock Number 2640-00-355-5378. Primary manufacturer part number: TR721-04.
Features
  • Stem — FSC 2640
  • General Characteristics Item Description: MATL BRASS,TIN PLATE MIL-T-10727 TYPE 1,0.625 IN. BASE DIA,0.125 IN. BASE THK,1.312 IN. 0/A LG,0.302-32 BY 1.000 IN. LG THK,BASE MARKED WITH SCHRADER U.S.A. 54721-04 IN
  • 2 verified cross-references
  • Primary manufacturer: Schrader-Bridgeport International Inc Dba Schrader Automotive
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Stem, cataloged under National Stock Number 2640-00-355-5378, is classified within Federal Supply Class 2640 (No Item Name Available) of the Tires and Tubes group. The primary manufacturer of record is Schrader-Bridgeport International Inc Dba Schrader Automotive. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2640-00-355-5378
Primary Part NumberTR721-04
Item NameStem
FSC / FSG2640 / 26 — No Item Name Available
ManufacturerSchrader-Bridgeport International Inc Dba Schrader Automotive
StatusACTIVE
General Characteristics Item DescriptionMATL BRASS,TIN PLATE MIL-T-10727 TYPE 1,0.625 IN. BASE DIA,0.125 IN. BASE THK,1.312 IN. 0/A LG,0.302-32 BY 1.000 IN. LG THK,BASE MARKED WITH SCHRADER U.S.A. 54721-04 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3040-00-322-3467 INTERCHANGEABLE
Worm Shaft
5325-01-299-828148361 INTERCHANGEABLE
Ring,retaining
Bourns Inc
3990-01-437-433148361 INTERCHANGEABLE
Binder,load
Columbus Mckinnon Corporation Dba Cm Shredder
1005-01-515-37154836-1 INTERCHANGEABLE
Receiver,cartridge
Michaels of Oregon Co Dba Uncle Mikes
Cross-Reference Index
Part NumberManufacturer
4836-1 Schrader-Bridgeport International Inc Dba Schrader Automotive (USA)
TR721-04 PRIMARY Schrader-Bridgeport International Inc Dba Schrader Automotive (USA)
Related Parts
3040-00-322-3467INTERCHANGEABLE
WORM SHAFT
5325-01-299-8281INTERCHANGEABLE
RING,RETAINING
48361
3990-01-437-4331INTERCHANGEABLE
BINDER,LOAD
48361
1005-01-515-3715INTERCHANGEABLE
RECEIVER,CARTRIDGE
4836-1

Frequently Asked Questions

What is NSN 2640-00-355-5378?

NSN 2640-00-355-5378 is a Stem, manufactured by Schrader-Bridgeport International Inc Dba Schrader Automotive, classified under FSC 2640 (No Item Name Available). Status: active.

What are the part numbers for NSN 2640-00-355-5378?

NSN 2640-00-355-5378 has 2 cross-referenced part numbers: 4836-1 (Schrader-Bridgeport International Inc Dba Schrader Automotive), TR721-04 (Schrader-Bridgeport International Inc Dba Schrader Automotive).

What NSN replaces 2640-00-355-5378?

There are 4 known substitutes for 2640-00-355-5378: 3040-00-322-3467, 5325-01-299-8281, 3990-01-437-4331 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of TR721-04?

Key specifications for TR721-04: General Characteristics Item Description: MATL BRASS,TIN PLATE MIL-T-10727 TYPE 1,0.625 IN. BASE DIA,0.125 IN. BASE THK,1.312 IN. 0/A LG,0.302-32 BY 1.000 IN. LG THK,BASE MARKED WITH SCHRADER U.S.A. 54721-04 IN. 1 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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