PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

S16240Ring,retaining

Cummins Inc. · NSN 5325-00-507-3217 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-507-3217 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-507-3217. Primary manufacturer part number: S16240.
Features
  • Ring,retaining — FSC 5325
  • Material Document and Classification: QQ-S-633 (-2) FS1065 OR FS1090 FED SPEC SINGLE MATERIAL RESPONSE
  • Strength Rating: ERR-060
  • Material: STEEL COMP 1065 OR STEEL COMP 1090
  • Cross-Sectional Shape Style: ROUNDED CORNERS
  • Ring Style: INTERNAL
  • Casehardening Indicator: NOT CASEHARDENED
  • Major Thickness: 0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 1065 or Steel Comp 1090 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-507-3217, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Cummins Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, 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
NSN5325-00-507-3217
Primary Part NumberS16240
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerCummins Inc.
StatusACTIVE
Material Document and ClassificationQQ-S-633 (-2) FS1065 OR FS1090 FED SPEC SINGLE MATERIAL RESPONSE
Strength RatingERR-060
MaterialSTEEL COMP 1065 OR STEEL COMP 1090
Cross-Sectional Shape StyleROUNDED CORNERS
Ring StyleINTERNAL
Casehardening IndicatorNOT CASEHARDENED
Major Thickness0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
Outside Diameter1.076 INCHES MINIMUM AND 1.091 INCHES MAXIMUM IN
Usage DesignINTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5325-00-807-2636 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
S16240 PRIMARY Cummins Inc. (USA)
Related Parts
5325-00-807-2636INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5325-00-507-3217?

NSN 5325-00-507-3217 is a Ring,retaining, manufactured by Cummins Inc., classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-507-3217?

NSN 5325-00-507-3217 has 1 cross-referenced part number: S16240 (Cummins Inc.).

What NSN replaces 5325-00-507-3217?

There is 1 known substitute for 5325-00-507-3217: 5325-00-807-2636. Verify interchangeability with system specifications before substitution.

What are the specifications of S16240?

Key specifications for S16240: Material Document and Classification: QQ-S-633 (-2) FS1065 OR FS1090 FED SPEC SINGLE MATERIAL RESPONSE; Strength Rating: ERR-060; Material: STEEL COMP 1065 OR STEEL COMP 1090; Cross-Sectional Shape Style: ROUNDED CORNERS. 9 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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