PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B104ARing,wearing

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-555-3296 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-555-3296 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-555-3296. Primary manufacturer part number: B104A.
Features
  • Ring,wearing — FSC 4320
  • Corner Shape: CHAMFERED INSIDE RIGHT CORNER
  • Groove Quantity: 4
  • Groove Width: 0.094 INCHES NOMINAL IN
  • Body Outside Diameter: 7.376 INCHES NOMINAL IN
  • Corner Shape: SQUARE OUTSIDE RIGHT CORNER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Body Style: GROOVED
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,wearing, cataloged under National Stock Number 4320-00-555-3296, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-555-3296
Primary Part NumberB104A
Item NameRing,wearing
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
Corner ShapeCHAMFERED INSIDE RIGHT CORNER
Groove Quantity4
Groove Width0.094 INCHES NOMINAL IN
Body Outside Diameter7.376 INCHES NOMINAL IN
Corner ShapeSQUARE OUTSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Body StyleGROOVED
Chamfer Length0.062 INCHES NOMINAL INSIDE RIGHT CORNER IN
Body Inside Diameter6.750 INCHES NOMINAL IN
MaterialCOPPER ALLOY
Corner ShapeSQUARE OUTSIDE LEFT CORNER
Chamfer Angle45.0 DEGREES NOMINAL INSIDE RIGHT CORNER
Groove Depth0.062 INCHES NOMINAL IN
Distance From End to Groove Center0.125 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4320-00-555-3298C180 INTERCHANGEABLE
Ring,wearing
Circor Naval Solutions Llc Dba Warren Pumps
4320-00-555-32993299831PC78 INTERCHANGEABLE
Ring,wearing
Naval Ship Systems Command
4320-00-555-3300C177 INTERCHANGEABLE
Ring,wearing
Circor Naval Solutions Llc Dba Warren Pumps
4320-00-555-3302B102A INTERCHANGEABLE
Ring,wearing
Circor Naval Solutions Llc Dba Warren Pumps
4320-00-627-2289D165 INTERCHANGEABLE
Sleeve,shaft,pump
Circor Naval Solutions Llc Dba Warren Pumps
Cross-Reference Index
Part NumberManufacturer
R529PC83 Circor Naval Solutions Llc Dba Warren Pumps (USA)
H3299831 Naval Sea Systems Command (USA)
B104A PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
3299831PC83 PRIMARY Naval Ship Systems Command (USA)
Related Parts
4320-00-555-3298INTERCHANGEABLE
RING,WEARING
C180
4320-00-555-3299INTERCHANGEABLE
RING,WEARING
3299831PC78
4320-00-555-3300INTERCHANGEABLE
RING,WEARING
C177
4320-00-555-3302INTERCHANGEABLE
RING,WEARING
B102A
4320-00-627-2289INTERCHANGEABLE
SLEEVE,SHAFT,PUMP
D165

Frequently Asked Questions

What is NSN 4320-00-555-3296?

NSN 4320-00-555-3296 is a Ring,wearing, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-555-3296?

NSN 4320-00-555-3296 has 4 cross-referenced part numbers: R529PC83 (Circor Naval Solutions Llc Dba Warren Pumps), H3299831 (Naval Sea Systems Command), B104A (Circor Naval Solutions Llc Dba Warren Pumps), 3299831PC83 (Naval Ship Systems Command).

What NSN replaces 4320-00-555-3296?

There are 5 known substitutes for 4320-00-555-3296: 4320-00-555-3298, 4320-00-555-3299, 4320-00-555-3300 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B104A?

Key specifications for B104A: Corner Shape: CHAMFERED INSIDE RIGHT CORNER; Groove Quantity: 4; Groove Width: 0.094 INCHES NOMINAL IN; Body Outside Diameter: 7.376 INCHES NOMINAL IN. 15 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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