Model: 5100-28MD

Retaining Ring

Properties:

Cross Sectional Shape
Rectangular
Inside Diameter
Between 0.251 inches and 0.258 inches
Casehardening Indicator
Not casehardened
Major Thickness
Between 0.023 inches and 0.027 inches
Ring Style
External
Usage Design
External
Material Hardness Rating
Between 69.5 rockwell superficial 30-n and 73.0 rockwell superficial 30-n
Material
Steel, federal standard 66, comp 1066 or steel, federal standard 66, comp 1069 or steel, federal standard 66, comp 1070 or steel, federal standard 66, comp 1072 or steel, federal standard 66, comp 1074 or steel, federal standard 66, comp 1075 or steel, federal standard 66, comp 1078 or steel, federal standard 66, comp 1080 or steel, federal standard 66, comp 1084 or steel, federal standard 66, comp 1085 or steel, federal standard 66, comp 1086 or steel, federal standard 66, comp 1090
Material
Steel comp 1566 or steel, federal standard 66, comp 1069 or steel comp 1070 or steel comp 1572 or steel comp 1074 or steel comp 1075 or steel comp 1078 or steel comp 1080 or steel comp 1070 or steel comp 1085 or steel comp 1086 or steel comp 1090
Material Specification
Fed standard 66, comp 1066 federal standard 1st material response and federal standard 66, comp 1070 federal standard 3rd material response and federal standard 66, comp 1072 federal standard 4th material response and federal standard 66, comp 1074 federal standard 5th material response and federal standard 66, comp 1075 federal standard 6th material response and federal standard 66, comp 1078 federal standard 7th material response and federal standard 66, comp 1080 federal standard 8th material response and federal standard 66, comp 1084 federal standard 9th material response and federal standard 66, comp 1085 federal standard 10th material response and federal standard 66, comp 1086 federal standard 11th material response and federal standard 66, comp 1090 federal standard 12th material response
Surface Treatment
Cadmium and chromate or cadmium and chromate
Surface Treatment
Cadmium, qq-p-416, type 2, class 3 or cadmium, mil-c-81562, type 2, cl 3
NSN
5325-00-803-6227
Part Number
5100-28MD
Description
Ring,retaining
CAGE
79136

A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see push on nut. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also clip, retaining and pin, lock. Excludes ring, connecting, round.

Part 5100-28MD NSN 5325-00-803-6227

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
07623
FIIG:
T252-G
Concept No.:
App. Key:
GA
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:
U
ESD:
ESD:
MMAC:
SX
CRITL:
X

Packaging & Shipping

Est. Pack Size
Est. Pack Weight
Est. Item Weight
Est. Item Dim.
Pack Size:
--
Paclk Weight:
0.1000lbs
Item Weight:
--
Item Dim:
--
OPI
SPI No.
SPI Rev.
SPC Mkg.
LVL A
LVL B
OPI:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
E
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
095190
UFC:
49790
LTL:
70.0
LCL:
--
WCC:
713
TCC:
Z
SHC:
9
ACC:
Construction Materials

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Schedule B and Export
  • Schedule B: 9606100000
  • SITC: 89983
  • End Use: Finished textile supplies
  • NAICS: 339993
  • USDA: 1

Freight Class: Press-fasteners, snap-fasteners & press-studs & parts therefor

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