PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12Z5011-54Ring,retaining

Naval Ordnance Standards · NSN 5325-00-282-0793 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-282-0793 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-282-0793. Primary manufacturer part number: 12Z5011-54.
Features
  • Ring,retaining — FSC 5325
  • Usage Design: EXTERNAL
  • Material: COPPER ALLOY
  • Major Thickness: 0.025 INCHES NOMINAL IN
  • Ring Style: EXTERNAL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Casehardening Indicator: NOT CASEHARDENED
  • Inside Diameter: 0.281 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-282-0793, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Ordnance Standards. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-282-0793
Primary Part Number12Z5011-54
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerNaval Ordnance Standards
StatusCANCELLED
Usage DesignEXTERNAL
MaterialCOPPER ALLOY
Major Thickness0.025 INCHES NOMINAL IN
Ring StyleEXTERNAL
Cross-Sectional Shape StyleRECTANGULAR
Casehardening IndicatorNOT CASEHARDENED
Inside Diameter0.281 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5950-00-031-402671A0644-1 INTERCHANGEABLE
Reactor
Crane Electronics, Inc.
5905-00-172-2284 INTERCHANGEABLE
Resistor,thermal
5977-00-636-461010451 INTERCHANGEABLE
Brush,electrical Contact
Miraj Corp
4210-00-653-4160S-809-1-D-9 INTERCHANGEABLE
Ladder,fire,extension-a-Folding
Sam Carbis Solutions Group, Llc
5930-00-990-542510451 INTERCHANGEABLE
Switch,rotary
Shallco, Inc
4330-01-229-4250 INTERCHANGEABLE
Filter,fluid
5970-01-369-634510-451 INTERCHANGEABLE
Insulator,standoff
Daburn Wire & Cable Corp
4420-01-415-736740904 INTERCHANGEABLE
Bonnet,fluid Cooler,industrial
Thermal Transfer Products Ltd
5340-01-496-41141045-1 INTERCHANGEABLE
Lever,manual Control
Tru-Hitch, Inc.
6210-01-677-990340904 INTERCHANGEABLE
Retainer,lamp
Energy Focus, Inc. Div Mmm
Cross-Reference Index
Part NumberManufacturer
12Z5011-54 Naval Ordnance Standards (USA)
R271NAA0031NN643NNAA1 The American Society of Mechanical Engineers (USA)
574-4903-812110REVAPC33 Naval Ship Systems Command (USA)
340-0041-000 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
MS16624-5031 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
42R2047-36 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
5100-31C Truarc Company Llc Dba Waldes Truarc (USA)
574-4903-812119REVAPC24 Naval Ship Systems Command (USA)
480775PC210 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
5100-31C Rotor Clip Company, Inc. (USA)
10451 Kleinschmidt Inc (USA)
5004-31C New Haven Mfg Corp (USA)
ZCC40904 Canadian Arsenals Ltd (CAN)
40904 Canadian Arsenals Ltd (CAN)
MIL-DTL-21248 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5950-00-031-4026INTERCHANGEABLE
REACTOR
71A0644-1
5905-00-172-2284INTERCHANGEABLE
RESISTOR,THERMAL
5977-00-636-4610INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
10451
4210-00-653-4160INTERCHANGEABLE
LADDER,FIRE,EXTENSION-A-FOLDING
S-809-1-D-9
5930-00-990-5425INTERCHANGEABLE
SWITCH,ROTARY
10451
4330-01-229-4250INTERCHANGEABLE
FILTER,FLUID
5970-01-369-6345INTERCHANGEABLE
INSULATOR,STANDOFF
10-451
4420-01-415-7367INTERCHANGEABLE
BONNET,FLUID COOLER,INDUSTRIAL
40904
5340-01-496-4114INTERCHANGEABLE
LEVER,MANUAL CONTROL
1045-1
6210-01-677-9903INTERCHANGEABLE
RETAINER,LAMP
40904

Frequently Asked Questions

What is NSN 5325-00-282-0793?

NSN 5325-00-282-0793 is a Ring,retaining, manufactured by Naval Ordnance Standards, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-282-0793?

NSN 5325-00-282-0793 has 15 cross-referenced part numbers: 12Z5011-54 (Naval Ordnance Standards), R271NAA0031NN643NNAA1 (The American Society of Mechanical Engineers), 574-4903-812110REVAPC33 (Naval Ship Systems Command), 340-0041-000 (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems), MS16624-5031 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M) and 10 more.

What NSN replaces 5325-00-282-0793?

There are 10 known substitutes for 5325-00-282-0793: 5950-00-031-4026, 5905-00-172-2284, 5977-00-636-4610 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12Z5011-54?

Key specifications for 12Z5011-54: Usage Design: EXTERNAL; Material: COPPER ALLOY; Major Thickness: 0.025 INCHES NOMINAL IN; Ring Style: EXTERNAL. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-282-0793 still in active supply?

NSN 5325-00-282-0793 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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