NSN 4320-01-431-7682 · NIIN 014317682 · Part number 0655C0359E23W7
Circor Naval Solutions Llc Dba Warren Pumps · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 63857
Government record, cited
NSN 4320-01-431-7682 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-431-7682. Manufacturer of record part number: 0655C0359E23W7.
Also searched as4320-01-431-7682 ·
4320014317682 ·
NIIN 014317682 ·
01-431-7682 ·
FSC 4320 Power and Hand Pumps · CAGE 63857 · 0655C0359E23W7 · 6758204-23 · 6758204
The Diffuser,impeller Shroud, cataloged under National Stock Number 4320-01-431-7682, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4320-01-431-7682
Primary Part Number
0655C0359E23W7
Item Name
Diffuser,impeller Shroud
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Circor Naval Solutions Llc Dba Warren Pumps
Status
ACTIVE
Overall Diameter
10.685 INCHES NOMINAL IN
Material
TITANIUM
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4320-01-432-15356758204-6P084APOSSIBLE MATCH
RING,WEARING
Possible match (shared part number)Circor Naval Solutions Llc Dba Warren Pumps
4320-01-432-15370654C0519P084APOSSIBLE MATCH
RING,WEARING
Possible match (shared part number)Circor Naval Solutions Llc Dba Warren Pumps
4710-01-433-83166673Z0008M11WAPOSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Circor Naval Solutions Llc Dba Warren Pumps
4710-01-434-54586673Z0007M11WAPOSSIBLE MATCH
TUBE AND FITTINGS,METALLIC
Possible match (shared part number)Circor Naval Solutions Llc Dba Warren Pumps
4710-01-440-54216758204-76POSSIBLE MATCH
TUBE ASSEMBLY,METAL
Possible match (shared part number)Naval Sea Systems Command
NSN 4320-01-431-7682 is a Diffuser,impeller Shroud, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-431-7682?
NSN 4320-01-431-7682 has 2 manufacturer part numbers on file: 6758204-23 (Naval Sea Systems Command), 0655C0359E23W7 (Circor Naval Solutions Llc Dba Warren Pumps).
What NSN replaces 4320-01-431-7682?
5 possible matches (shared part number, not a government interchangeability claim): 4320-01-432-1535, 4320-01-432-1537, 4710-01-433-8316. Verify interchangeability with system specifications before substitution.
What are the specifications of 0655C0359E23W7?
Key specifications for 0655C0359E23W7: Overall Diameter: 10.685 INCHES NOMINAL IN; Overall Length: 1.588 INCHES NOMINAL IN; End Item Identification: SEAWOLF CLASS SSN; Material: TITANIUM. 2 specifications are documented in the U.S. Government catalog.
Is NSN 4320-01-431-7682 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.