Model: 2501-0121

Retaining Ring

Properties:

Cross Sectional Shape

Rectangular

Inside Diameter

Between 0.217 inches and 0.221 inches

Casehardening Indicator

Casehardened

Outside Diameter

Between 0.276 inches and 0.282 inches

Major Thickness

Between 0.048 inches and 0.052 inches

Ring Style

Angular cap

Usage Design

External

Material

Phosphor bronze, qq-b-750

Material

Copper alloy 510 or copper alloy 524 or copper alloy 544

Material Specification

Qq-b-750 federal specification single material response

Precious Material And Location

silver

Precious Material

Silver

Surface Treatment

Silver

Surface Treatment Specification

Qq-s-365 federal specification single treatment response

Surface Treatment

Silver, qq-s-365

NSN

5325-01-234-7724

Part Number

2501-0121

Description

Ring,retaining

CAGE

12294

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 2501-0121 NSN 5325-01-234-7724

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:

0.1000lbs

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

Pricing & Availability Check

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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