PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

50-300010-31Piston,hydraulic Brake

Textron Aviation Inc · NSN 1630-00-117-2957 · FSC 1630 · No Item Name Available
Verified by PartsTable
NSN 1630-00-117-2957 — this item is cataloged by the U.S. Government under National Stock Number 1630-00-117-2957. Primary manufacturer part number: 50-300010-31.
Features
  • Piston,hydraulic Brake — FSC 1630
  • Outside Diameter: 1.303 INCHES MINIMUM AND 1.304 INCHES MAXIMUM IN
  • Length: 0.540 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN
  • FSC Application Data: BRAKE,MULTIPLE DISK ACFT
  • Piston Cup: NOT INCLUDED
  • Steel Insert: NOT INCLUDED
  • Surface Condition: EXTERNALLY GROOVED
  • Groove Width: 0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
Applications
  • Applications requiring Aluminum Alloy construction
General Description

The Piston,hydraulic Brake, cataloged under National Stock Number 1630-00-117-2957, is classified within Federal Supply Class 1630 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Textron Aviation Inc. Government technical data includes 10 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1630-00-117-2957
Primary Part Number50-300010-31
Item NamePiston,hydraulic Brake
FSC / FSG1630 / 16 — No Item Name Available
ManufacturerTextron Aviation Inc
StatusACTIVE
Outside Diameter1.303 INCHES MINIMUM AND 1.304 INCHES MAXIMUM IN
Length0.540 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN
FSC Application DataBRAKE,MULTIPLE DISK ACFT
Piston CupNOT INCLUDED
Steel InsertNOT INCLUDED
Surface ConditionEXTERNALLY GROOVED
Groove Width0.141 INCHES MINIMUM AND 0.151 INCHES MAXIMUM IN
Groove Depth0.0865 INCHES MINIMUM AND 0.0885 INCHES MAXIMUM IN
MaterialALUMINUM ALLOY
Shoe Actuating End TypeFLAT BOTTOM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5815-00-125-826074416 INTERCHANGEABLE
Lever
Telemechanics Inc
5133-00-227-5988 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
74B416 Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) (USA)
50-300010-31 PRIMARY Textron Aviation Inc (USA)
50-300010-31 Beechcraft Corporation Dba Textron Aviation (USA)
74-416 Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes) (USA)
Related Parts
5815-00-125-8260INTERCHANGEABLE
LEVER
74416
5133-00-227-5988INTERCHANGEABLE
DRILL,TWIST

Frequently Asked Questions

What is NSN 1630-00-117-2957?

NSN 1630-00-117-2957 is a Piston,hydraulic Brake, manufactured by Textron Aviation Inc, classified under FSC 1630 (No Item Name Available). Status: active.

What are the part numbers for NSN 1630-00-117-2957?

NSN 1630-00-117-2957 has 4 cross-referenced part numbers: 74B416 (Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)), 50-300010-31 (Textron Aviation Inc), 50-300010-31 (Beechcraft Corporation Dba Textron Aviation), 74-416 (Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)).

What NSN replaces 1630-00-117-2957?

There are 2 known substitutes for 1630-00-117-2957: 5815-00-125-8260, 5133-00-227-5988. Verify interchangeability with system specifications before substitution.

What are the specifications of 50-300010-31?

Key specifications for 50-300010-31: Outside Diameter: 1.303 INCHES MINIMUM AND 1.304 INCHES MAXIMUM IN; Length: 0.540 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN; FSC Application Data: BRAKE,MULTIPLE DISK ACFT; Piston Cup: NOT INCLUDED. 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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