PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1541-01Union,pipe

Trac Regulator Co., Inc. Dba Trac Regulator Co Inc · NSN 4730-01-725-7105 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-725-7105 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-725-7105. Primary manufacturer part number: 1541-01.
Features
  • Union,pipe — FSC 4730
  • 2 verified cross-references
  • Primary manufacturer: Trac Regulator Co., Inc. Dba Trac Regulator Co Inc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Union,pipe, cataloged under National Stock Number 4730-01-725-7105, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Trac Regulator Co., Inc. Dba Trac Regulator Co Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameUnion,pipe
FSC / FSG4730 — No Item Name Available (FSG 47)
ManufacturersTrac Regulator Co., Inc. Dba Trac Regulator Co Inc (CAGE 55378)
Technical Specifications
ParameterValue
NSN4730-01-725-7105
Primary Part Number1541-01
Item NameUnion,pipe
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerTrac Regulator Co., Inc. Dba Trac Regulator Co Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5950-00-421-2976154101 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon Co
5815-00-676-6942154101 INTERCHANGEABLE
Plate,rear,teletypewriter
Telemechanics Inc
5331-00-950-82172J8163 INTERCHANGEABLE
O-Ring
Caterpillar Inc Div Caterpillar Defense
5340-01-150-1368154101 INTERCHANGEABLE
Standoff,threaded,spacing
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4820-01-219-14311541-01 INTERCHANGEABLE
Seat,valve
Lawler Manufacturing Company, Inc.
6220-01-496-9873154101 INTERCHANGEABLE
Light Source,autoco
United States Department of Us Army Peo Stri /simulation,training, Instrumentation/
Cross-Reference Index
Part NumberManufacturer
40490-9 REV B ITEM 37 Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
1541-01 PRIMARY Trac Regulator Co., Inc. Dba Trac Regulator Co Inc (USA)
Related Parts
5950-00-421-2976INTERCHANGEABLE
TRANSFORMER,POWER
154101
5815-00-676-6942INTERCHANGEABLE
PLATE,REAR,TELETYPEWRITER
154101
5331-00-950-8217INTERCHANGEABLE
O-RING
2J8163
5340-01-150-1368INTERCHANGEABLE
STANDOFF,THREADED,SPACING
154101
4820-01-219-1431INTERCHANGEABLE
SEAT,VALVE
1541-01
6220-01-496-9873INTERCHANGEABLE
LIGHT SOURCE,AUTOCO
154101

Frequently Asked Questions

What is NSN 4730-01-725-7105?

NSN 4730-01-725-7105 is a Union,pipe, manufactured by Trac Regulator Co., Inc. Dba Trac Regulator Co Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-725-7105?

NSN 4730-01-725-7105 has 2 cross-referenced part numbers: 40490-9 REV B ITEM 37 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc), 1541-01 (Trac Regulator Co., Inc. Dba Trac Regulator Co Inc).

What NSN replaces 4730-01-725-7105?

There are 6 known substitutes for 4730-01-725-7105: 5950-00-421-2976, 5815-00-676-6942, 5331-00-950-8217 and 3 more. Verify interchangeability with system specifications before substitution.

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