PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

321-1Ring,retaining

Eaton Corp Fluid Power Opns Marshall Div · NSN 5325-00-832-2860 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-832-2860 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-832-2860. Primary manufacturer part number: 321-1.
Features
  • Ring,retaining — FSC 5325
  • Casehardening Indicator: NOT CASEHARDENED
  • Inside Diameter: 0.697 INCHES NOMINAL IN
  • 7 verified cross-references
  • Primary manufacturer: Eaton Corp Fluid Power Opns Marshall Div
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-832-2860, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Eaton Corp Fluid Power Opns Marshall Div. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 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
NSN5325-00-832-2860
Primary Part Number321-1
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerEaton Corp Fluid Power Opns Marshall Div
StatusACTIVE
Casehardening IndicatorNOT CASEHARDENED
Inside Diameter0.697 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-087-5067 INTERCHANGEABLE
Nutdriver
3110-00-144-85470209896 INTERCHANGEABLE
Bearing,ball,annular
Agco Corp Parts Opn
5910-00-544-6391 INTERCHANGEABLE
Capacitor,fixed,electrolytic
3110-00-982-4082 INTERCHANGEABLE
Bearing,ball,annular
4510-01-033-77113211 INTERCHANGEABLE
Cover,cavity
Mag Aerospace Industries, Llc Div Safran Cabins
8415-01-040-90183211 INTERCHANGEABLE
Cape,aircrewman's
Winston-Salem Industries for the Blind Inc
6145-01-084-7304 INTERCHANGEABLE
Cable,special Purpose,electrical
5330-01-146-9847DIE 160-3 INTERCHANGEABLE
Gasket
Sperry Rubber and Plastics Co Inc
6520-01-241-04691353797 INTERCHANGEABLE
Gingival Retraction Cord,impregn
Henry Schein, Inc.
4820-01-304-28713211-35072 INTERCHANGEABLE
Head,safety,pressure Relief
Curtiss-Wright Flow Control Corporation Dba Farris Engineering Div Curtiss-Wright Valves Division- Farris
Cross-Reference Index
Part NumberManufacturer
321-1 PRIMARY Eaton Corp Fluid Power Opns Marshall Div (USA)
50D51 Pengo-Jetco Equipment a Div of Pengo Industries Inc (USA)
BG26943 Eagle Crusher Co Inc Dba Stedman Machine Co (USA)
50D51 Barber-Greene Co (USA)
9000-778 Terex Usa, Llc Dba Terex Equipment Services (USA)
321-1 Eaton Corp Axle Div (USA)
50D51 Minnpar, Llc Dba Minnpar (USA)
Related Parts
5120-00-087-5067INTERCHANGEABLE
NUTDRIVER
3110-00-144-8547INTERCHANGEABLE
BEARING,BALL,ANNULAR
0209896
5910-00-544-6391INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
3110-00-982-4082INTERCHANGEABLE
BEARING,BALL,ANNULAR
4510-01-033-7711INTERCHANGEABLE
COVER,CAVITY
3211
8415-01-040-9018INTERCHANGEABLE
CAPE,AIRCREWMAN'S
3211
6145-01-084-7304INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
5330-01-146-9847INTERCHANGEABLE
GASKET
DIE 160-3
6520-01-241-0469INTERCHANGEABLE
GINGIVAL RETRACTION CORD,IMPREGN
1353797
4820-01-304-2871INTERCHANGEABLE
HEAD,SAFETY,PRESSURE RELIEF
3211-35072
2910-01-324-7814INTERCHANGEABLE
FILTER ELEMENT,FLUID
33211
3110-01-343-5383INTERCHANGEABLE
BEARING,BALL,ANNULAR
3211

Frequently Asked Questions

What is NSN 5325-00-832-2860?

NSN 5325-00-832-2860 is a Ring,retaining, manufactured by Eaton Corp Fluid Power Opns Marshall Div, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-832-2860?

NSN 5325-00-832-2860 has 7 cross-referenced part numbers: 321-1 (Eaton Corp Fluid Power Opns Marshall Div), 50D51 (Pengo-Jetco Equipment a Div of Pengo Industries Inc), BG26943 (Eagle Crusher Co Inc Dba Stedman Machine Co), 50D51 (Barber-Greene Co), 9000-778 (Terex Usa, Llc Dba Terex Equipment Services) and 2 more.

What NSN replaces 5325-00-832-2860?

There are 12 known substitutes for 5325-00-832-2860: 5120-00-087-5067, 3110-00-144-8547, 5910-00-544-6391 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 321-1?

Key specifications for 321-1: Casehardening Indicator: NOT CASEHARDENED; Inside Diameter: 0.697 INCHES NOMINAL IN. 2 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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