PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5549-5Block,support,tube

Goodrich Aerospace Canada Ltd · NSN 1620-00-491-0879 · FSC 1620 · No Item Name Available
Verified by PartsTable
NSN 1620-00-491-0879 — this item is cataloged by the U.S. Government under National Stock Number 1620-00-491-0879. Primary manufacturer part number: 5549-5.
Features
  • Block,support,tube — FSC 1620
  • General Characteristics Item Description: ALUMINUM ALLOY QQ-A-355 COMP 2024-T3,1.5 IN. LG,0.062 IN. THK HOLE 0.201 IN DIA 1 IN
  • 3 verified cross-references
  • Primary manufacturer: Goodrich Aerospace Canada Ltd
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Block,support,tube, cataloged under National Stock Number 1620-00-491-0879, is classified within Federal Supply Class 1620 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Goodrich Aerospace Canada Ltd. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1620-00-491-0879
Primary Part Number5549-5
Item NameBlock,support,tube
FSC / FSG1620 / 16 — No Item Name Available
ManufacturerGoodrich Aerospace Canada Ltd
StatusACTIVE
General Characteristics Item DescriptionALUMINUM ALLOY QQ-A-355 COMP 2024-T3,1.5 IN. LG,0.062 IN. THK HOLE 0.201 IN DIA 1 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5360-00-350-67045549 INTERCHANGEABLE
Spring,helical,compression
Eaton Corp Transmission Div
7050-01-048-42505549 INTERCHANGEABLE
Converter,binary to Decimal
Aqua Measure Instrument Co Inc Dba Moisture Register Products
5340-01-391-722055495 INTERCHANGEABLE
Plug,protective,dust and Moistur
Avibank Mfg., Inc. Dba Avibank Manufacturing Inc
5910-01-442-97905529-ZD 1279580 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Abb Drives Inc
Cross-Reference Index
Part NumberManufacturer
5549-5 PRIMARY Goodrich Aerospace Canada Ltd (CAN)
5549 Goodrich Aerospace Canada Ltd (CAN)
1620AC1-005 Us Army Aviation and Missile Command (USA)
Related Parts
5360-00-350-6704INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
5549
7050-01-048-4250INTERCHANGEABLE
CONVERTER,BINARY TO DECIMAL
5549
5340-01-391-7220INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
55495
5910-01-442-9790INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
5529-ZD 1279580

Frequently Asked Questions

What is NSN 1620-00-491-0879?

NSN 1620-00-491-0879 is a Block,support,tube, manufactured by Goodrich Aerospace Canada Ltd, classified under FSC 1620 (No Item Name Available). Status: active.

What are the part numbers for NSN 1620-00-491-0879?

NSN 1620-00-491-0879 has 3 cross-referenced part numbers: 5549-5 (Goodrich Aerospace Canada Ltd), 5549 (Goodrich Aerospace Canada Ltd), 1620AC1-005 (Us Army Aviation and Missile Command).

What NSN replaces 1620-00-491-0879?

There are 4 known substitutes for 1620-00-491-0879: 5360-00-350-6704, 7050-01-048-4250, 5340-01-391-7220 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5549-5?

Key specifications for 5549-5: General Characteristics Item Description: ALUMINUM ALLOY QQ-A-355 COMP 2024-T3,1.5 IN. LG,0.062 IN. THK HOLE 0.201 IN DIA 1 IN. 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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