Retaining Ring

NSN: 5325-00-970-7166 | Model: 1940-4

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

5325-00-970-7166

DEMIL

Cross Sectional Shape

Round

Inside Diameter

0.170 inches

Casehardening Indicator

Not casehardened

Outside Diameter

0.330 inches

Ring Style

Clover

Material Diameter

0.027 inches

Usage Design

External

Material

Steel

Material

Steel

Recent Solicitations

Solicitation	Return by Date	Buyer Code	Quantity
SPE5E419T5608	2019-02-11	PHPHB	1 PG

Inventory Check

The last inventory check on this NSN was done on 05/13/2024. Due to rapid changes in inventory this may not be the current stock qty.

New Surplus: 502
New: 1905

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.

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ISO 9001:2015 + AS9120B
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HAZMAT Certified
Worldwide Shipping

NSN 5325-00-970-7166 Datasheet

Supply Class (FSC):

Fastening Devices

Cross Reference:

1940-4
1940-4
1940-4
BACF34D4R
1940-4
BACF34D4R
BACF34D4R
PAF41-4
1940-4
1940-4

Cage Codes:

Sps Technologies, Llc (CAGE 80539)
Alcoa Fastening Systems (CAGE C4293)
Alcoa Global Fasteners, Inc. (CAGE 92215)
The Boeing Company (CAGE 81205)
Sps Technologies, Llc (CAGE 56878)
Boeing Company, The (CAGE 08903)
Herr and Co Inc (CAGE 80359)
Huck International, Inc. (CAGE 17446)
Sps Technologies, Llc (CAGE 27624)

Replacements:

5325-00-970-7166 replaces 5325-00-075-2594

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

U - Precious metal content is unknown

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 sub 9
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:

Q - 70.0
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
V
Quantity per pack
1
Unit of Measure
Pg
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 $405.45 to $675.74..
Does NSN 5325-00-970-7166 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, Poland, Australia, Republic Of Korea, United Kingdom, and Greece
What is the NIIN of NSN 5325-00-970-7166?
009707166 or 00-970-7166
Does NSN 5325-00-970-7166 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5325-00-970-7166?
Solicitation SPE5E419T5608 for qty 1 on 02/04/2019
When was this national stock number assigned to the federal catalog?
Jan 01, 1962