PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

624693PC4Ring,retaining

Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · NSN 5325-00-804-7681 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-804-7681 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-804-7681. Primary manufacturer part number: 624693PC4.
Features
  • Ring,retaining — FSC 5325
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL
  • Material Document and Classification: FED-STD 66,NO. 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
  • Ring Style: INTERNAL
  • Outside Diameter: 0.831 INCHES NOMINAL IN
  • Material Hardness Rating: 67.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 72.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
  • Major Thickness: 0.035 INCHES NOMINAL IN
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-804-7681, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-804-7681
Primary Part Number624693PC4
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusCANCELLED
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL
Material Document and ClassificationFED-STD 66,NO. 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
Ring StyleINTERNAL
Outside Diameter0.831 INCHES NOMINAL IN
Material Hardness Rating67.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 72.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
Major Thickness0.035 INCHES NOMINAL IN
Usage DesignINTERNAL
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5342-00-391-365010A6008 INTERCHANGEABLE
Ring
Napco International Llc Dba Napco International Inc
5325-00-754-1082 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
624693PC4 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
587975PC1 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
12Z63PC9 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
N5000-75 Truarc Company Llc Dba Waldes Truarc (USA)
N1300-75 Seeger Inc Anderton-United Products Div (USA)
NAS669-75N National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
N5000-75 Rotor Clip Company, Inc. (USA)
MS16625-75 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5342-00-391-3650INTERCHANGEABLE
RING
10A6008
5325-00-754-1082INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5325-00-804-7681?

NSN 5325-00-804-7681 is a Ring,retaining, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-804-7681?

NSN 5325-00-804-7681 has 8 cross-referenced part numbers: 624693PC4 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 587975PC1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 12Z63PC9 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), N5000-75 (Truarc Company Llc Dba Waldes Truarc), N1300-75 (Seeger Inc Anderton-United Products Div) and 3 more.

What NSN replaces 5325-00-804-7681?

There are 2 known substitutes for 5325-00-804-7681: 5342-00-391-3650, 5325-00-754-1082. Verify interchangeability with system specifications before substitution.

What are the specifications of 624693PC4?

Key specifications for 624693PC4: Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL; Material Document and Classification: FED-STD 66,NO. 1066 THRU 1090 FED STD SINGLE MATERIAL RESPONSE; Ring Style: INTERNAL. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-804-7681 still in active supply?

NSN 5325-00-804-7681 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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