PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

2CF4-BRAdapter,straight,pipe to Tube

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 4730-01-499-1570 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-499-1570 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-499-1570. Primary manufacturer part number: 2CF4-BR.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Nominal Outside Diameter Tube Accommodated: 0.125 INCHES FIRST END IN
  • Nominal Overall Length: 1.375 INCHES IN
  • Nominal Pipe Size Accommodated: 0.250 INCHES SECOND END IN
  • Connection Type: THREADED INTERNAL PIPE SECOND END
  • Thread Quantity Per Inch: 18 SECOND END
  • Connection Style: PLAIN (PIPE) SECOND END
  • Material: COPPER ALLOY OVERALL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Copper Alloy Overall construction
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-01-499-1570, 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 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-499-1570
Primary Part Number2CF4-BR
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusACTIVE
Nominal Outside Diameter Tube Accommodated0.125 INCHES FIRST END IN
Nominal Overall Length1.375 INCHES IN
Nominal Pipe Size Accommodated0.250 INCHES SECOND END IN
Connection TypeTHREADED INTERNAL PIPE SECOND END
Thread Quantity Per Inch18 SECOND END
Connection StylePLAIN (PIPE) SECOND END
MaterialCOPPER ALLOY OVERALL
Media for Which DesignedWATER-OIL-GAS SINGLE RESPONSE
Furnished Items and Quantity1 FERRULE SLEEVE AND 1 UNION NUT
Thread Series DesignatorNPT FIRST END
Thread Series DesignatorNPT SECOND END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Thread Quantity Per Inch27 FIRST END
Connection StyleCUSHION SEAL (TUBE) FIRST END
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5977-00-038-2791G45P5152 INTERCHANGEABLE
Ring,electrical Contact
Viking Technologies, Ltd.
3040-00-126-00913227-3088-0 INTERCHANGEABLE
Shaft,selector
Kidde Fire Fighting, Inc. Div National Foam
5930-00-400-2798100316 INTERCHANGEABLE
Switch,pressure
Donaldson Company, Inc.
5930-00-910-5630266-0175-030 INTERCHANGEABLE
Push Button
Alcatel-Lucent Holdings Inc.
5340-00-969-6501NAS1397R7B INTERCHANGEABLE
Clamp,loop
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5930-01-328-844310-0316 INTERCHANGEABLE
Switch,thermostatic
Boyd Industries, Inc
6685-01-414-8724100316 INTERCHANGEABLE
Transmitter,pressure
North Wind Test Llc
5330-01-535-6423100316 INTERCHANGEABLE
Retainer,seal
North American Marine Jet, Inc
4310-01-596-9126100316 INTERCHANGEABLE
Parts Kit,compressor
Danfoss Turbocor Compressors Inc.
Cross-Reference Index
Part NumberManufacturer
2CF4-BR PRIMARY Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
100316 Dh Instruments Inc. (USA)
Related Parts
5977-00-038-2791INTERCHANGEABLE
RING,ELECTRICAL CONTACT
G45P5152
3040-00-126-0091INTERCHANGEABLE
SHAFT,SELECTOR
3227-3088-0
5930-00-400-2798INTERCHANGEABLE
SWITCH,PRESSURE
100316
5930-00-910-5630INTERCHANGEABLE
PUSH BUTTON
266-0175-030
5340-00-969-6501INTERCHANGEABLE
CLAMP,LOOP
NAS1397R7B
5930-01-328-8443INTERCHANGEABLE
SWITCH,THERMOSTATIC
10-0316
6685-01-414-8724INTERCHANGEABLE
TRANSMITTER,PRESSURE
100316
5330-01-535-6423INTERCHANGEABLE
RETAINER,SEAL
100316
4310-01-596-9126INTERCHANGEABLE
PARTS KIT,COMPRESSOR
100316

Frequently Asked Questions

What is NSN 4730-01-499-1570?

NSN 4730-01-499-1570 is a Adapter,straight,pipe to Tube, manufactured by Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-499-1570?

NSN 4730-01-499-1570 has 2 cross-referenced part numbers: 2CF4-BR (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 100316 (Dh Instruments Inc.).

What NSN replaces 4730-01-499-1570?

There are 9 known substitutes for 4730-01-499-1570: 5977-00-038-2791, 3040-00-126-0091, 5930-00-400-2798 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 2CF4-BR?

Key specifications for 2CF4-BR: Nominal Outside Diameter Tube Accommodated: 0.125 INCHES FIRST END IN; Part Name Assigned by Controlling Agency: FEMALE ASSEMBLY CONNECTOR; Nominal Overall Length: 1.375 INCHES IN; Nominal Pipe Size Accommodated: 0.250 INCHES SECOND END IN. 17 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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