Model: 17P3A2820-1

Retainer Ring Nut Assembly

Special Features:

Use nut, self-locking, plate p/n nas1791c3 for replacement, nut assembly has five slotted holes and six drilled through holes

Properties:

Mounting Style
Ring
Ring Outside Diameter
20.560 inches
End Application
C-17a aircraft
Nut Quantity
23
Part Name Assigned By Controlling Agency
Closeout assembly, t
Material
Aluminum alloy base
Material
Iron alloy 660 nut
Material Specification
Ams5525 assn standard single material response nut or ams5732 assn standard single material response nut or ams 5737 assn standard single material response nut
Material Specification
Dms 2233 temper 7050-t7451 mfr ref single material response base
Surface Treatment
Anodize base
Surface Treatment
Passivate nut
Surface Treatment Specification
Mil-a-8625 military specification single treatment response base
Surface Treatment Specification
Qq-p-35 federal specification single treatment response nut
NSN
5310-01-523-6527
Part Number
17P3A2820-1
Description
Nut Assembly,retainer Ring
CAGE

An item consisting of a flat metal ring designed to be fastened in place, upon which replaceable nuts are assembled in predetermined spacing.

Part 17P3A2820-1 NSN 5310-01-523-6527

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
16007
FIIG:
A021A0
Concept No.:
App. Key:
CN
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
N
PMIC:
A
ESD:
ESD:
MMAC:
BA
CRITL:
X

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Schedule B and Export
  • Schedule B: 7616108000
  • SITC: 69440
  • End Use: Finished metal shapes
  • NAICS: 332722
  • USDA: 1

Freight Class: Cotters, cotter-pins, washers and similar articles, of aluminum

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