Retaining Ring

NSN: 5325-01-331-6407 | Model: M2742620161D

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 par (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.

NSN Properties and Flags

NATO Stock Number

5325-01-331-6407

DEMIL

Cross Sectional Shape

Double oval

Inside Diameter

Between 3.730 inches and 3.765 inches

Casehardening Indicator

Not casehardened

Outside Diameter

0.269 inches

Major Thickness

Between 0.108 inches and 0.114 inches

Ring Style

Spiral

Usage Design

External

Material Hardness Rating

Between 40.0 rockwell c and 51.5 rockwell c

Material

Steel, mil-s-5059, type 302

Material

Steel comp 302

Material Specification

Mil-s-5059, type 302 military specification single material response

Surface Treatment

Passivate

Surface Treatment

Passivated, qq-p-35

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 5325-01-331-6407 Datasheet

Supply Class (FSC):

Fastening Devices

Cross Reference:

M2742620161D
MIL-DTL-27426
RSN-387-S
WSM-387-S02
RSN-387-S

Cage Codes:

Military Specifications (CAGE 81349)
Spirolox, Inc. (CAGE 80756)
Smalley Steel Ring Co. (CAGE 51814)
Oldenburg Group Incorporated (CAGE 34712)

Schedule B & Trade:

Schedule B: 9606100000 (NAICS 339993)

Press-fasteners, snap-fasteners & press-studs & parts therefor
SITC: 89983

Press-fasteners, snap-fasteners and press-studs and parts therefor; buttons
End Use: 12640

Finished textile supplies

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

095190 - Hardware, noi
WCC:

713 - Metal hardware
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
ACC:

B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
LTL:

W - Rating variable
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
No qup
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
Sf9sx-n
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $120.12 to $200.21..
Does NSN 5325-01-331-6407 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Air Force, Department Of The Navy, and Brazil
What is the NIIN of NSN 5325-01-331-6407?
013316407 or 01-331-6407
Does NSN 5325-01-331-6407 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5325-01-331-6407?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Dec 21, 1990