PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SS-400-1-2Adapter,straight,pipe to Tube

Swagelok Co · NSN 4730-00-684-4065 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-684-4065 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-684-4065. Primary manufacturer part number: SS-400-1-2.
Features
  • Adapter,straight,pipe to Tube — FSC 4730
  • Thread Class: 3A FIRST END A
  • Nominal Thread Size: 0.438 INCHES FIRST END IN
  • Material: STEEL COMP 316 OVERALL
  • Connection Type: THREADED EXTERNAL PIPE SECOND END
  • Nominal Thread Size: 0.125 INCHES SECOND END IN
  • Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
  • Seat Angle: 20.0 DEGREES FIRST END
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Comp 316 Overall construction
General Description

The Adapter,straight,pipe to Tube, cataloged under National Stock Number 4730-00-684-4065, 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 Swagelok Co. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 22 commercial cross-references from 16 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4730-00-684-4065
Primary Part NumberSS-400-1-2
Item NameAdapter,straight,pipe to Tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerSwagelok Co
StatusCANCELLED
Thread Class3A FIRST END A
Nominal Thread Size0.438 INCHES FIRST END IN
MaterialSTEEL COMP 316 OVERALL
Connection TypeTHREADED EXTERNAL PIPE SECOND END
Nominal Thread Size0.125 INCHES SECOND END IN
Material Document and Classification66 FED STD SINGLE MATERIAL RESPONSE OVERALL
Seat Angle20.0 DEGREES FIRST END
Connection StylePLAIN (PIPE) SECOND END
Thread Series DesignatorUNF FIRST END
Furnished Items and Quantity1 TUBE COUPLING NUT AND 1 FERRULE SLEEVE
Nominal Outside Diameter Tube Accommodated0.250 INCHES FIRST END IN
Connection StyleFLARELESS (TUBE) FIRST END
Connection TypeTHREADED EXTERNAL TUBE FIRST END
Surface TreatmentPASSIVATE OVERALL
Thread Series DesignatorNPT SECOND END
Nominal Overall Length1.290 INCHES IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 5
4730-00-588-26874CM4BR INTERCHANGEABLE
Adapter,straight,pipe to Tube
Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok
4730-00-691-54416MSC4N-B INTERCHANGEABLE
Adapter,straight,pipe to Tube
Parker-Hannifin Corporation Div Instrumentation Products Division
3510-01-142-2348 INTERCHANGEABLE
Diaphragm,laundry,press
4730-01-303-12341551AS264-3 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
4730-01-617-7296 INTERCHANGEABLE
Adapter,straight,pipe to Tube
Cross-Reference Index
Part NumberManufacturer
533492 Raytheon Company Dba Raytheon (USA)
9747652-4 Us Army Aviation and Missile Command (USA)
2076413 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
107A895P3 Varo Llc (USA)
11454810 Us Army Aviation and Missile Command (USA)
11454810-1 Us Army Aviation and Missile Command (USA)
SS-400-1-2 Stephens Analytical Inc (CAN)
4MSC2N-316 Parker-Hannifin Corporation Div Instrumentation Products Division (USA)
4CM2-316 Circor Instrumentation Technologies, Inc. Dba Hoke Gyrolok (USA)
103-1822 Bacharach, Inc. (USA)
SA-92-054-1 ITEM 11 Stephens Analytical Inc (CAN)
11580406 Army, United States Department of the Dba Watervliet Arsenal Div Business Development (USA)
8848107 Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Us Army Research, Development and Engineering Command Armament (USA)
SS-400-1-2 PRIMARY Swagelok Co (USA)
SS-400-1-2B Swagelok Co (USA)
11580406 Us Army Benet Laboratories Rdar-Wsb-O (USA)
9747652 Us Army Aviation and Missile Command (USA)
533492-56 Raytheon Company Dba Raytheon (USA)
SS-400-1-2 Scioto Valve and Fitting Co (USA)
CV0113-024 Northrop Grumman Corp Electronic Systems Defensive System Div (USA)
Related Parts
4730-00-588-2687INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
4CM4BR
4730-00-691-5441INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
6MSC4N-B
3510-01-142-2348INTERCHANGEABLE
DIAPHRAGM,LAUNDRY,PRESS
4730-01-303-1234INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE
1551AS264-3
4730-01-617-7296INTERCHANGEABLE
ADAPTER,STRAIGHT,PIPE TO TUBE

Frequently Asked Questions

What is NSN 4730-00-684-4065?

NSN 4730-00-684-4065 is a Adapter,straight,pipe to Tube, manufactured by Swagelok Co, classified under FSC 4730 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4730-00-684-4065?

NSN 4730-00-684-4065 has 22 cross-referenced part numbers: 533492 (Raytheon Company Dba Raytheon), 9747652-4 (Us Army Aviation and Missile Command), 2076413 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 107A895P3 (Varo Llc), 11454810 (Us Army Aviation and Missile Command) and 17 more.

What NSN replaces 4730-00-684-4065?

There are 5 known substitutes for 4730-00-684-4065: 4730-00-588-2687, 4730-00-691-5441, 3510-01-142-2348 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SS-400-1-2?

Key specifications for SS-400-1-2: Special Features: GRUMMAN AIRCRAFT CORP,A-10 AIRCRAFT MODEL; Thread Class: 3A FIRST END A; Part Name Assigned by Controlling Agency: ADAPTER, TUBE TO MALE CONNECTOR; Nominal Thread Size: 0.438 INCHES FIRST END IN. 18 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4730-00-684-4065 still in active supply?

NSN 4730-00-684-4065 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com