PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4FR316Ferrule,brazing,tube Fitting

Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok · NSN 4730-01-013-6632 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-013-6632 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-013-6632. Primary manufacturer part number: 4FR316.
Features
  • Ferrule,brazing,tube Fitting — FSC 4730
  • Flange Width: 0.036 INCHES NOMINAL IN
  • Hose/tube Outside Diameter for Which Designed: 0.250 INCHES NOMINAL IN
  • Flange Outside Diameter: 0.342 INCHES NOMINAL IN
  • Sleeve Outside Diameter: 0.295 INCHES NOMINAL IN
  • Material: STEEL COMP 316L
  • Style Designator: GASKET SEAL
  • Material Document and Classification: ASTM A-269, COMP 316L ASSN STD SINGLE MATERIAL RESPONSE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 316l construction
General Description

The Ferrule,brazing,tube Fitting, cataloged under National Stock Number 4730-01-013-6632, 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 9 verified specifications, 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-013-6632
Primary Part Number4FR316
Item NameFerrule,brazing,tube Fitting
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCircor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
StatusACTIVE
Flange Width0.036 INCHES NOMINAL IN
Hose/tube Outside Diameter for Which Designed0.250 INCHES NOMINAL IN
Flange Outside Diameter0.342 INCHES NOMINAL IN
Sleeve Outside Diameter0.295 INCHES NOMINAL IN
MaterialSTEEL COMP 316L
Style DesignatorGASKET SEAL
Material Document and ClassificationASTM A-269, COMP 316L ASSN STD SINGLE MATERIAL RESPONSE
Reference Number Differentiating CharacteristicsFREE OF MERCURY CONTAMINATION
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4730-00-772-16384FR316 INTERCHANGEABLE
Ferrule,brazing,tube Fitting
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
Cross-Reference Index
Part NumberManufacturer
4FR316 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
4FR316-MERCURY FREE Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
Related Parts
4730-00-772-1638INTERCHANGEABLE
FERRULE,BRAZING,TUBE FITTING
4FR316

Frequently Asked Questions

What is NSN 4730-01-013-6632?

NSN 4730-01-013-6632 is a Ferrule,brazing,tube Fitting, 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 4730-01-013-6632?

NSN 4730-01-013-6632 has 2 cross-referenced part numbers: 4FR316 (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok), 4FR316-MERCURY FREE (Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok).

What NSN replaces 4730-01-013-6632?

There is 1 known substitute for 4730-01-013-6632: 4730-00-772-1638. Verify interchangeability with system specifications before substitution.

What are the specifications of 4FR316?

Key specifications for 4FR316: Flange Width: 0.036 INCHES NOMINAL IN; Hose/tube Outside Diameter for Which Designed: 0.250 INCHES NOMINAL IN; Flange Outside Diameter: 0.342 INCHES NOMINAL IN; Sleeve Outside Diameter: 0.295 INCHES NOMINAL IN. 10 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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