PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2257Connector,tubing,branched

Dynalab Corp Dba Dynalon Products · NSN 4730-00-239-1050 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-239-1050 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-239-1050. Primary manufacturer part number: 2257.
Features
  • Connector,tubing,branched — FSC 4730
  • Style Designator: Y STRAIGHT SERRATIONS
  • Material: PLASTIC POLYPROPYLENE
  • Features Provided: AUTOCLAVABLE
  • Tubing Inside Diameter Accommodated: 10.0 MILLIMETERS NOMINAL MM
  • 3 verified cross-references
  • Primary manufacturer: Dynalab Corp Dba Dynalon Products
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
  • Applications requiring Plastic Polypropylene construction
General Description

The Connector,tubing,branched, cataloged under National Stock Number 4730-00-239-1050, 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 Dynalab Corp Dba Dynalon Products. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-239-1050
Primary Part Number2257
Item NameConnector,tubing,branched
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerDynalab Corp Dba Dynalon Products
StatusACTIVE
Style DesignatorY STRAIGHT SERRATIONS
MaterialPLASTIC POLYPROPYLENE
Features ProvidedAUTOCLAVABLE
Tubing Inside Diameter Accommodated10.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5915-00-007-81625315A INTERCHANGEABLE
Filter,low Pass
Bird Electronic Corporation Div Bird Electronic Corp
5950-00-134-58642257 INTERCHANGEABLE
Coil,electrical
Honeywell International Inc. Dba Honeywell Div Aerospace -Olathe Hums Div
5340-00-137-01602615 INTERCHANGEABLE
Catch,flush
Adams Rite Aerospace, Inc
2990-00-142-0761190-9147 INTERCHANGEABLE
Muffler,exhaust
Stemco Inc Sub of Coltec Industries Inc
3110-00-155-6374160920 INTERCHANGEABLE
Bearing,ball,annular
Brinkley Technology Group Llc Dba Hercules Manufacturing
3120-00-173-20581238563 INTERCHANGEABLE
Bearing,sleeve
Chrysler Realty Company Llc Dba Daimler Chrysler
5330-00-178-20942265 INTERCHANGEABLE
Seal,plain Encased
Eaton Aerospace, Llc Dba Jackson South
6810-00-241-1140 INTERCHANGEABLE
Sodium Nitrite
5355-00-264-6691 INTERCHANGEABLE
Knob
5975-00-281-0090 INTERCHANGEABLE
Junction Box
Cross-Reference Index
Part NumberManufacturer
2257 PRIMARY Dynalab Corp Dba Dynalon Products (USA)
2615 Dynalab Corp Dba Dynalon Products (USA)
2265 Dynalab Corp Dba Dynalon Products (USA)
Related Parts
5915-00-007-8162INTERCHANGEABLE
FILTER,LOW PASS
5315A
5950-00-134-5864INTERCHANGEABLE
COIL,ELECTRICAL
2257
5340-00-137-0160INTERCHANGEABLE
CATCH,FLUSH
2615
2990-00-142-0761INTERCHANGEABLE
MUFFLER,EXHAUST
190-9147
3110-00-155-6374INTERCHANGEABLE
BEARING,BALL,ANNULAR
160920
3120-00-173-2058INTERCHANGEABLE
BEARING,SLEEVE
1238563
5330-00-178-2094INTERCHANGEABLE
SEAL,PLAIN ENCASED
2265
6810-00-241-1140INTERCHANGEABLE
SODIUM NITRITE
5355-00-264-6691INTERCHANGEABLE
KNOB
5975-00-281-0090INTERCHANGEABLE
JUNCTION BOX
6250-00-299-5871INTERCHANGEABLE
LAMPHOLDER
5996-00-323-0602INTERCHANGEABLE
AMPLIFIER SUBASSEMBLY
608DM3109

Frequently Asked Questions

What is NSN 4730-00-239-1050?

NSN 4730-00-239-1050 is a Connector,tubing,branched, manufactured by Dynalab Corp Dba Dynalon Products, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-239-1050?

NSN 4730-00-239-1050 has 3 cross-referenced part numbers: 2257 (Dynalab Corp Dba Dynalon Products), 2615 (Dynalab Corp Dba Dynalon Products), 2265 (Dynalab Corp Dba Dynalon Products).

What NSN replaces 4730-00-239-1050?

There are 12 known substitutes for 4730-00-239-1050: 5915-00-007-8162, 5950-00-134-5864, 5340-00-137-0160 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2257?

Key specifications for 2257: Style Designator: Y STRAIGHT SERRATIONS; Material: PLASTIC POLYPROPYLENE; Features Provided: AUTOCLAVABLE; Tubing Inside Diameter Accommodated: 10.0 MILLIMETERS NOMINAL MM. 4 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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