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Retaining Ring

NSN: 5325-01-135-9617 | Model: MS3217-1066

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
Cross Sectional Shape
Inside Diameter
Between 0.659 inches and 0.674 inches
Casehardening Indicator
Not casehardened
Major Thickness
Between 0.048 inches and 0.052 inches
Ring Style
Usage Design
Steel, fed standard 66 sae 1070 or 1074 or 1078 or 1080 or 1084 or 1085 or 1086 or 1090
Steel, fed standard 66 sae 1070 or 1074 or 1078 or 1080 or 1084 or 1085 or 1086 or 1090
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416, type 2, class 3 federal specification single treatment response
Surface Treatment
Cadmium, qq-p-416, type 2, class 3
Recent Solicitations
Solicitation Return by Date Buyer Code Quantity
SPE4A521T558K 2021-08-16 DNG00 3253 EA
SPE4A621T49T1 2021-04-19 PARFJ 1852 EA
SPE5E419T136K 2019-07-31 PHPHB 2316 EA
SPE5E419T052W 2019-06-13 DRS01 825 EA
SPE5E419T3043 2018-12-10 PHPHB 825 EA
SPE5E417T7465 2017-03-10 PHPHB 1648 EA

Pricing and Availability

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NSN 5325-01-135-9617 Datasheet

Supply Class (FSC):
Fastening Devices
Cross Reference:
  • MS3217-1066
  • MS 3217-1066
  • 2 0040-333
  • 10186986
Cage Codes:
  • Military Standards (CAGE 96906)
  • Rosomak S.a (CAGE 0291H)
  • Bae Systems Hagglunds Ab (CAGE S3465)
  • Nimikkeistokeskus Ncb Finland (CAGE A486G)
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


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


A - Item does not contain precious metal.


- Represents items with no adp components


- 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
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $0.61 to $1.01..
Does NSN 5325-01-135-9617 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 Army, Department Of The Air Force, U.s. Marine Corps, Department Of The Navy, U.s. Coast Guard, Finland, Poland, Spain, Singapore, Australia, Belgium, Canada, Netherlands, Portugal, Denmark, and Norway
What is the NIIN of NSN 5325-01-135-9617?
011359617 or 01-135-9617
Does NSN 5325-01-135-9617 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5325-01-135-9617?
Solicitation SPE4A521T558K for qty 3253 on 08/04/2021
When was this national stock number assigned to the federal catalog?
Jul 31, 1982