PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7520Ring,retaining

Paneloc Corp the · NSN 5325-01-129-2950 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-129-2950 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-129-2950. Primary manufacturer part number: 7520.
Features
  • Ring,retaining — FSC 5325
  • Usage Design: INTERNAL
  • Outside Diameter: 0.211 INCHES MINIMUM AND 0.216 INCHES MAXIMUM IN
  • Inside Diameter: 0.155 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Casehardening Indicator: NOT CASEHARDENED
  • Ring Style: STRAIGHT GAP
  • 2 verified cross-references
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-129-2950, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Paneloc Corp the. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-129-2950
Primary Part Number7520
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerPaneloc Corp the
StatusACTIVE
Usage DesignINTERNAL
Outside Diameter0.211 INCHES MINIMUM AND 0.216 INCHES MAXIMUM IN
Inside Diameter0.155 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Casehardening IndicatorNOT CASEHARDENED
Ring StyleSTRAIGHT GAP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-082-4939 INTERCHANGEABLE
Terminal,lug
3110-00-155-6252 INTERCHANGEABLE
Bearing,ball,annular
4730-00-169-409875-2-0 INTERCHANGEABLE
Coupling,clamp,pipe
Victaulic Company of America Inc Dba Victaulic Company of America
6640-00-241-6520 INTERCHANGEABLE
Pipet,serological
6640-00-437-800037004-5 INTERCHANGEABLE
Pipet,volumetric
Gerresheimer Glass Inc Div Gerresheimer Glass
4820-00-484-0673 INTERCHANGEABLE
Flapper,rubber
6135-00-835-721013A INTERCHANGEABLE
Battery,nonrechargeable
American National Standards Institute Incorporated Dba American National Standards Institute
4510-00-927-5561 INTERCHANGEABLE
Faucet,double
3030-00-936-717315520 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
5935-00-985-04277520 INTERCHANGEABLE
Connector,plug,electrical
Hubbell Incorporated (delaware) Dba Wiring Device-Kellems Division
Cross-Reference Index
Part NumberManufacturer
2796279-1 Honeywell Intl Inc Defense Avionics Systems (USA)
7520 PRIMARY Paneloc Corp the (USA)
Related Parts
5940-00-082-4939INTERCHANGEABLE
TERMINAL,LUG
3110-00-155-6252INTERCHANGEABLE
BEARING,BALL,ANNULAR
4730-00-169-4098INTERCHANGEABLE
COUPLING,CLAMP,PIPE
75-2-0
6640-00-241-6520INTERCHANGEABLE
PIPET,SEROLOGICAL
6640-00-437-8000INTERCHANGEABLE
PIPET,VOLUMETRIC
37004-5
4820-00-484-0673INTERCHANGEABLE
FLAPPER,RUBBER
6135-00-835-7210INTERCHANGEABLE
BATTERY,NONRECHARGEABLE
13A
4510-00-927-5561INTERCHANGEABLE
FAUCET,DOUBLE
3030-00-936-7173INTERCHANGEABLE
BELT,V
15520
5935-00-985-0427INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7520
5305-01-022-1950INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
7520
5330-01-236-2379INTERCHANGEABLE
GASKET
7520

Frequently Asked Questions

What is NSN 5325-01-129-2950?

NSN 5325-01-129-2950 is a Ring,retaining, manufactured by Paneloc Corp the, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-129-2950?

NSN 5325-01-129-2950 has 2 cross-referenced part numbers: 2796279-1 (Honeywell Intl Inc Defense Avionics Systems), 7520 (Paneloc Corp the).

What NSN replaces 5325-01-129-2950?

There are 12 known substitutes for 5325-01-129-2950: 5940-00-082-4939, 3110-00-155-6252, 4730-00-169-4098 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7520?

Key specifications for 7520: Usage Design: INTERNAL; Outside Diameter: 0.211 INCHES MINIMUM AND 0.216 INCHES MAXIMUM IN; Inside Diameter: 0.155 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR. 6 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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