Model: B9971-00550

Retaining Ring

Properties:

Cross Sectional Shape

Round

Inside Diameter

Between 5.280 inches and 5.370 inches

Casehardening Indicator

Not casehardened

Outside Diameter

Between 5.700 inches and 5.790 inches

End Style

D shape above inside periphery

Ring Style

Straight gap

Material Diameter

Between 0.370 inches and 0.380 inches

Usage Design

Internal

Material Hardness Rating

Between 42.0 rockwell c and 48.0 rockwell c

Material

Steel, federal standard 66, comp 1065 or 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 or steel, federal standard 66, comp 1095

Material

Steel comp 1065 or 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 or steel comp 1095

Material Specification

Fed standard 66, comp 1065 federal standard 1st material response and federal standard 66, comp 1066 federal standard 2nd material response and federal standard 66, comp 1070 federal standard 4th material response and federal standard 66, comp 1072 federal standard 5th material response and federal standard 66, comp 1074 federal standard 6th material response and federal standard 66, comp 1075 federal standard 7th material response and federal standard 66, comp 1078 federal standard 8th material response and federal standard 66, comp 1080 federal standard 9th material response and federal standard 66, comp 1084 federal standard 10th material response and federal standard 66, comp 1085 federal standard 11th material response and federal standard 66, comp 1086 federal standard 12th material response and federal standard 66, comp 1090 federal standard 13th material response and federal standard 66, comp 1095 federal standard 14th material response

NSN

5325-01-446-9182

Part Number

B9971-00550

Description

Ring,retaining

CAGE

09990

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 B9971-00550 NSN 5325-01-446-9182

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

07623

FIIG:

T252-G

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

1.0000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

095190

UFC:

49790

LTL:

RATING VARIABLE

LCL:

WCC:

713

TCC:

SHC:

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