PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8008Ring,retaining

Michigan Dynamics Inc · NSN 5325-00-409-4160 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-409-4160 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-409-4160. Primary manufacturer part number: 8008.
Features
  • Ring,retaining — FSC 5325
  • Inside Diameter: 0.280 INCHES NOMINAL IN
  • Usage Design: EXTERNAL OR INTERNAL
  • Major Thickness: 0.110 INCHES NOMINAL IN
  • Surface Treatment: PASSIVATE
  • Material: STEEL COMP 416
  • Material Document and Classification: AISI 416 ASSN STD SINGLE MATERIAL RESPONSE
  • Casehardening Indicator: NOT CASEHARDENED
Applications
  • Applications requiring Steel Comp 416 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-409-4160, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Michigan Dynamics Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-409-4160
Primary Part Number8008
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerMichigan Dynamics Inc
StatusACTIVE
Inside Diameter0.280 INCHES NOMINAL IN
Usage DesignEXTERNAL OR INTERNAL
Major Thickness0.110 INCHES NOMINAL IN
Surface TreatmentPASSIVATE
MaterialSTEEL COMP 416
Material Document and ClassificationAISI 416 ASSN STD SINGLE MATERIAL RESPONSE
Casehardening IndicatorNOT CASEHARDENED
End StyleVERTEX CENTER OR ABOVE
Material Hardness Rating25.0 ROCKWELL C MINIMUM AND 30.0 ROCKWELL C MAXIMUM
Cross-Sectional Shape StyleRECTANGULAR
Ring StyleSTRAIGHT GAP
Outside Diameter0.420 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-165-1941AS568-214 INTERCHANGEABLE
O-Ring
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
Cross-Reference Index
Part NumberManufacturer
10159954 Us Army Aviation and Missile Command (USA)
8008 Benton Div Ambac Industries Inc (USA)
8008 PRIMARY Michigan Dynamics Inc (USA)
Related Parts
5331-00-165-1941INTERCHANGEABLE
O-RING
AS568-214

Frequently Asked Questions

What is NSN 5325-00-409-4160?

NSN 5325-00-409-4160 is a Ring,retaining, manufactured by Michigan Dynamics Inc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-409-4160?

NSN 5325-00-409-4160 has 3 cross-referenced part numbers: 10159954 (Us Army Aviation and Missile Command), 8008 (Benton Div Ambac Industries Inc), 8008 (Michigan Dynamics Inc).

What NSN replaces 5325-00-409-4160?

There is 1 known substitute for 5325-00-409-4160: 5331-00-165-1941. Verify interchangeability with system specifications before substitution.

What are the specifications of 8008?

Key specifications for 8008: Inside Diameter: 0.280 INCHES NOMINAL IN; Usage Design: EXTERNAL OR INTERNAL; Major Thickness: 0.110 INCHES NOMINAL IN; Surface Treatment: PASSIVATE. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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