PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

Z2-1Ring,retaining

Roller Bearing Co of America, Inc Div Pic Design · NSN 5325-01-111-5290 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-111-5290 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-111-5290. Primary manufacturer part number: Z2-1.
Features
  • Ring,retaining — FSC 5325
  • Cross-Sectional Shape Style: RECTANGULAR
  • Usage Design: EXTERNAL
  • Casehardening Indicator: NOT CASEHARDENED
  • Material: COPPER ALLOY
  • Ring Style: EXTERNAL
  • Major Thickness: 0.010 INCHES NOMINAL IN
  • Inside Diameter: 0.125 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-111-5290, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Roller Bearing Co of America, Inc Div Pic Design. Government technical data includes 7 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-111-5290
Primary Part NumberZ2-1
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerRoller Bearing Co of America, Inc Div Pic Design
StatusACTIVE
Cross-Sectional Shape StyleRECTANGULAR
Usage DesignEXTERNAL
Casehardening IndicatorNOT CASEHARDENED
MaterialCOPPER ALLOY
Ring StyleEXTERNAL
Major Thickness0.010 INCHES NOMINAL IN
Inside Diameter0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5120-00-496-698965534 INTERCHANGEABLE
Lock Pin
Applied Power Inc Power Packer
5999-00-548-7644 INTERCHANGEABLE
Delay Line
5950-00-648-1291Z21 INTERCHANGEABLE
Coil Assembly,radio Frequency
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
7510-01-011-9395 INTERCHANGEABLE
Eraser,mechanical Pencil
5310-01-119-7206BS-2-1-3.00 INTERCHANGEABLE
Washer,spring Tension
Bearing Engineers Inc Dba Motion Solutions
5950-01-171-84760734007130 INTERCHANGEABLE
Reactor
Callanan Co
5430-01-614-6086Z-21 INTERCHANGEABLE
Tank,pressure
State Industries Inc
Cross-Reference Index
Part NumberManufacturer
Z2-1 PRIMARY Roller Bearing Co of America, Inc Div Pic Design (USA)
Related Parts
5120-00-496-6989INTERCHANGEABLE
LOCK PIN
65534
5999-00-548-7644INTERCHANGEABLE
DELAY LINE
5950-00-648-1291INTERCHANGEABLE
COIL ASSEMBLY,RADIO FREQUENCY
Z21
7510-01-011-9395INTERCHANGEABLE
ERASER,MECHANICAL PENCIL
5310-01-119-7206INTERCHANGEABLE
WASHER,SPRING TENSION
BS-2-1-3.00
5950-01-171-8476INTERCHANGEABLE
REACTOR
0734007130
5430-01-614-6086INTERCHANGEABLE
TANK,PRESSURE
Z-21

Frequently Asked Questions

What is NSN 5325-01-111-5290?

NSN 5325-01-111-5290 is a Ring,retaining, manufactured by Roller Bearing Co of America, Inc Div Pic Design, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-111-5290?

NSN 5325-01-111-5290 has 1 cross-referenced part number: Z2-1 (Roller Bearing Co of America, Inc Div Pic Design).

What NSN replaces 5325-01-111-5290?

There are 7 known substitutes for 5325-01-111-5290: 5120-00-496-6989, 5999-00-548-7644, 5950-00-648-1291 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of Z2-1?

Key specifications for Z2-1: Cross-Sectional Shape Style: RECTANGULAR; Usage Design: EXTERNAL; Casehardening Indicator: NOT CASEHARDENED; Material: COPPER ALLOY. 7 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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