PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12628-3Coupling,tube

Triumph Controls, Llc Dba Triumph Controls, Llc · NSN 4730-00-070-0418 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-070-0418 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-070-0418. Primary manufacturer part number: 12628-3.
Features
  • Coupling,tube — FSC 4730
  • Thread Class: 3B ALL ENDS
  • Surface Treatment Document and Classification: MIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
  • Nominal Overall Length: 1.570 INCHES IN
  • Material: STEEL OVERALL
  • Style Designator: PLAIN
  • Nominal Thread Size: 0.375 INCHES ALL ENDS IN
  • Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Coupling,tube, cataloged under National Stock Number 4730-00-070-0418, 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 Triumph Controls, Llc Dba Triumph Controls, Llc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-070-0418
Primary Part Number12628-3
Item NameCoupling,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerTriumph Controls, Llc Dba Triumph Controls, Llc
StatusACTIVE
Thread Class3B ALL ENDS
Surface Treatment Document and ClassificationMIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE
Nominal Overall Length1.570 INCHES IN
MaterialSTEEL OVERALL
Style DesignatorPLAIN
Nominal Thread Size0.375 INCHES ALL ENDS IN
Surface Treatment Document and ClassificationMIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INSIDE
Thread Series DesignatorUNF ALL ENDS
Connection StylePLAIN (TUBE) ALL ENDS
Surface TreatmentPASSIVATE OVERALL
Nominal Outside Diameter Tube Accommodated0.188 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5935-01-099-1069126283 INTERCHANGEABLE
Bracket,electrical Connector
Astronautics Corporation of America
5306-01-166-1665 INTERCHANGEABLE
Bolt,square Neck
6680-01-328-2234XM-79660-68-0270-O-L316 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
6680-01-330-6107XM-79660-70-1000-I-L316 INTERCHANGEABLE
Transmitter,liquid Quantity
Setra Systems, Inc. Dba Gems Sensors
5310-01-718-7874126283 INTERCHANGEABLE
Nut,self-Locking,blind Rivet
Fastenal Company
Cross-Reference Index
Part NumberManufacturer
HE162-5007-0023 Rockwell International Corp North American Aircraft Opns (USA)
12628-1 Triumph Controls, Llc Dba Triumph Controls, Llc (USA)
12628-3 PRIMARY Triumph Controls, Llc Dba Triumph Controls, Llc (USA)
12628-3 Satair A/s (DNK)
Related Parts
5935-01-099-1069INTERCHANGEABLE
BRACKET,ELECTRICAL CONNECTOR
126283
5306-01-166-1665INTERCHANGEABLE
BOLT,SQUARE NECK
6680-01-328-2234INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
XM-79660-68-0270-O-L316
6680-01-330-6107INTERCHANGEABLE
TRANSMITTER,LIQUID QUANTITY
XM-79660-70-1000-I-L316
5310-01-718-7874INTERCHANGEABLE
NUT,SELF-LOCKING,BLIND RIVET
126283

Frequently Asked Questions

What is NSN 4730-00-070-0418?

NSN 4730-00-070-0418 is a Coupling,tube, manufactured by Triumph Controls, Llc Dba Triumph Controls, Llc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-070-0418?

NSN 4730-00-070-0418 has 4 cross-referenced part numbers: HE162-5007-0023 (Rockwell International Corp North American Aircraft Opns), 12628-1 (Triumph Controls, Llc Dba Triumph Controls, Llc), 12628-3 (Triumph Controls, Llc Dba Triumph Controls, Llc), 12628-3 (Satair A/s).

What NSN replaces 4730-00-070-0418?

There are 5 known substitutes for 4730-00-070-0418: 5935-01-099-1069, 5306-01-166-1665, 6680-01-328-2234 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12628-3?

Key specifications for 12628-3: Thread Class: 3B ALL ENDS; Surface Treatment Document and Classification: MIL-F-14072,E300,TY2 MIL SPEC SINGLE TREATMENT RESPONSE OUTSIDE; Nominal Overall Length: 1.570 INCHES IN; Material: STEEL OVERALL. 11 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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