PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21669Tube and Bulkhead F

Triumph Controls, Llc Dba Triumph Controls, Llc · NSN 1680-00-010-9571 · FSC 1680 · No Item Name Available
Verified by PartsTable
NSN 1680-00-010-9571 — this item is cataloged by the U.S. Government under National Stock Number 1680-00-010-9571. Primary manufacturer part number: 21669.
Features
  • Tube and Bulkhead F — FSC 1680
  • General Characteristics Item Description: CONSISTS OF CASING ASSEMBLY 1,CONNECTOR LINE 1
  • 2 verified cross-references
  • Primary manufacturer: Triumph Controls, Llc Dba Triumph Controls, Llc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Tube and Bulkhead F, cataloged under National Stock Number 1680-00-010-9571, is classified within Federal Supply Class 1680 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Triumph Controls, Llc Dba Triumph Controls, Llc. Government technical data includes 1 verified specification, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1680-00-010-9571
Primary Part Number21669
Item NameTube and Bulkhead F
FSC / FSG1680 / 16 — No Item Name Available
ManufacturerTriumph Controls, Llc Dba Triumph Controls, Llc
StatusACTIVE
General Characteristics Item DescriptionCONSISTS OF CASING ASSEMBLY 1,CONNECTOR LINE 1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4720-00-447-358318523 INTERCHANGEABLE
Hose Assembly,nonmetallic
Dressta North America Ltd
5330-00-922-59641E8012-0402 INTERCHANGEABLE
Gasket
Fisher Controls Co Inc
4320-00-936-398521669 INTERCHANGEABLE
Clutch
Industrial Technologies and Services Llc
3040-01-304-269721669 INTERCHANGEABLE
Cam,control
Parker Hannifin Corp Dba Pneutronics
5365-01-329-980421669 INTERCHANGEABLE
Spacer,sleeve
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
21669 PRIMARY Triumph Controls, Llc Dba Triumph Controls, Llc (USA)
S6127-61801-2 Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
Related Parts
4720-00-447-3583INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
18523
5330-00-922-5964INTERCHANGEABLE
GASKET
1E8012-0402
4320-00-936-3985INTERCHANGEABLE
CLUTCH
21669
3040-01-304-2697INTERCHANGEABLE
CAM,CONTROL
21669
5365-01-329-9804INTERCHANGEABLE
SPACER,SLEEVE
21669

Frequently Asked Questions

What is NSN 1680-00-010-9571?

NSN 1680-00-010-9571 is a Tube and Bulkhead F, manufactured by Triumph Controls, Llc Dba Triumph Controls, Llc, classified under FSC 1680 (No Item Name Available). Status: active.

What are the part numbers for NSN 1680-00-010-9571?

NSN 1680-00-010-9571 has 2 cross-referenced part numbers: 21669 (Triumph Controls, Llc Dba Triumph Controls, Llc), S6127-61801-2 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp).

What NSN replaces 1680-00-010-9571?

There are 5 known substitutes for 1680-00-010-9571: 4720-00-447-3583, 5330-00-922-5964, 4320-00-936-3985 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21669?

Key specifications for 21669: General Characteristics Item Description: CONSISTS OF CASING ASSEMBLY 1,CONNECTOR LINE 1. 1 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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