PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

403864Adapter,straight,tube to Boss

Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc · NSN 4730-01-538-3782 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-01-538-3782 — this item is cataloged by the U.S. Government under National Stock Number 4730-01-538-3782. Primary manufacturer part number: 403864.
Features
  • Adapter,straight,tube to Boss — FSC 4730
  • Media for Which Designed: HYDRAULIC FLUID SINGLE RESPONSE
  • Material: STEEL OVERALL
  • Special Test Features: MATERIAL IS PLATED STEEL
  • 2 verified cross-references
  • Primary manufacturer: Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Adapter,straight,tube to Boss, cataloged under National Stock Number 4730-01-538-3782, 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 Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc. Government technical data includes 3 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-01-538-3782
Primary Part Number403864
Item NameAdapter,straight,tube to Boss
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerCrysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc
StatusACTIVE
Media for Which DesignedHYDRAULIC FLUID SINGLE RESPONSE
MaterialSTEEL OVERALL
Special Test FeaturesMATERIAL IS PLATED STEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3930-01-193-2721680116 INTERCHANGEABLE
Junction Block,reel
Cascade Corp
Cross-Reference Index
Part NumberManufacturer
403864 PRIMARY Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc (USA)
6801-16 Tompkins Industries Inc (USA)
Related Parts
3930-01-193-2721INTERCHANGEABLE
JUNCTION BLOCK,REEL
680116

Frequently Asked Questions

What is NSN 4730-01-538-3782?

NSN 4730-01-538-3782 is a Adapter,straight,tube to Boss, manufactured by Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-01-538-3782?

NSN 4730-01-538-3782 has 2 cross-referenced part numbers: 403864 (Crysteel Manufacturing, Inc Dba Crysteel Manufacturing Inc), 6801-16 (Tompkins Industries Inc).

What NSN replaces 4730-01-538-3782?

There is 1 known substitute for 4730-01-538-3782: 3930-01-193-2721. Verify interchangeability with system specifications before substitution.

What are the specifications of 403864?

Key specifications for 403864: Special Features: SIZE = 1 5/16 ORBM X 1 5/16 JICM 90; End Item Identification: NSN: 3990-01-443-8024; Media for Which Designed: HYDRAULIC FLUID SINGLE RESPONSE; Part Name Assigned by Controlling Agency: ADAPTER 1 5/16 ORBM X 1 5/16 JICM 90. 6 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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