PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

150908Plate,backing,brake

Howard Aircraft Corp · NSN 1630-00-650-5333 · FSC 1630 · No Item Name Available
Verified by PartsTable
NSN 1630-00-650-5333 — this item is cataloged by the U.S. Government under National Stock Number 1630-00-650-5333. Primary manufacturer part number: 150908.
Features
  • Plate,backing,brake — FSC 1630
  • Surface Treatment: CHROMIC ACID ANODIZING
  • Material: ALUMINUM ALLOY
  • Outside Diameter: 16.500 INCHES NOMINAL IN
  • Mounting Hole Quantity: 12
  • Mounting Hole Diameter: 0.453 INCHES NOMINAL IN
  • Diameter: 8.625 INCHES NOMINAL IN
  • Mounting Hole Spacing: EQUALLY SPACED ON 10-3/4 IN. BOLT CIRCLE DIA IN
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Plate,backing,brake, cataloged under National Stock Number 1630-00-650-5333, is classified within Federal Supply Class 1630 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Howard Aircraft Corp. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN1630-00-650-5333
Primary Part Number150908
Item NamePlate,backing,brake
FSC / FSG1630 / 16 — No Item Name Available
ManufacturerHoward Aircraft Corp
StatusACTIVE
Surface TreatmentCHROMIC ACID ANODIZING
MaterialALUMINUM ALLOY
Outside Diameter16.500 INCHES NOMINAL IN
Mounting Hole Quantity12
Mounting Hole Diameter0.453 INCHES NOMINAL IN
Diameter8.625 INCHES NOMINAL IN
Mounting Hole SpacingEQUALLY SPACED ON 10-3/4 IN. BOLT CIRCLE DIA IN
Length0.469 INCHES NOMINAL IN
Material Thickness1.031 INCHES NOMINAL IN
FSC Application DataROTOR BRAKE ASSY,ACFT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4720-00-456-2076 INTERCHANGEABLE
Hose,nonmetallic
Cross-Reference Index
Part NumberManufacturer
150908 Howard Aircraft Corp (USA)
Related Parts
4720-00-456-2076INTERCHANGEABLE
HOSE,NONMETALLIC

Frequently Asked Questions

What is NSN 1630-00-650-5333?

NSN 1630-00-650-5333 is a Plate,backing,brake, manufactured by Howard Aircraft Corp, classified under FSC 1630 (No Item Name Available). Status: active.

What are the part numbers for NSN 1630-00-650-5333?

NSN 1630-00-650-5333 has 1 cross-referenced part number: 150908 (Howard Aircraft Corp).

What NSN replaces 1630-00-650-5333?

There is 1 known substitute for 1630-00-650-5333: 4720-00-456-2076. Verify interchangeability with system specifications before substitution.

What are the specifications of 150908?

Key specifications for 150908: Surface Treatment: CHROMIC ACID ANODIZING; Material: ALUMINUM ALLOY; Outside Diameter: 16.500 INCHES NOMINAL IN; Mounting Hole Quantity: 12. 10 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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