NSN 4320-01-398-5728 · NIIN 013985728 · Part number RR-2034
Alfred Conhagen, Inc. · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 71639
Government record, cited
NSN 4320-01-398-5728 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-398-5728. Manufacturer of record part number: RR-2034.
Also searched as4320-01-398-5728 ·
4320013985728 ·
NIIN 013985728 ·
01-398-5728 ·
FSC 4320 Power and Hand Pumps · CAGE 71639 · RR-2034
Hardness Rating: 265.0 BRINELL STANDARD NOMINAL OVERALL
Material Document and Classification: QQ-N-286,CLASS A FED SPEC ALL MATERIAL RESPONSES OVERALL
Material: NICKEL AND COPPER AND ALUMINUM ALLOY OVERALL
1 manufacturer part number on file
Manufacturer of record: Alfred Conhagen, Inc.
Identification
NSN: 4320-01-398-5728
NIIN: 013985728
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: RR-2034
Manufacturer: Alfred Conhagen, Inc.
General Description
The Sleeve,shaft,pump, cataloged under National Stock Number 4320-01-398-5728, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Alfred Conhagen, Inc.. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4320-01-398-5728
Primary Part Number
RR-2034
Item Name
Sleeve,shaft,pump
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Alfred Conhagen, Inc.
Status
ACTIVE
Hardness Rating
265.0 BRINELL STANDARD NOMINAL OVERALL
Material Document and Classification
QQ-N-286,CLASS A FED SPEC ALL MATERIAL RESPONSES OVERALL
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4320-00-001-1633
4320-00-001-1633 · Item name not on file
4320-00-001-2628
RETAINER AND PIN
4320-00-001-2629
HOUSING AND PIN
4320-00-001-2630
PUMP,CENTRIFUGAL
4320-00-001-2631
4320-00-001-2631 · Item name not on file
4320-00-001-2632
4320-00-001-2632 · Item name not on file
4320-00-001-3377
4320-00-001-3377 · Item name not on file
4320-00-001-3384
4320-00-001-3384 · Item name not on file
Frequently Asked Questions
What is NSN 4320-01-398-5728?
NSN 4320-01-398-5728 is a Sleeve,shaft,pump, manufactured by Alfred Conhagen, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-398-5728?
NSN 4320-01-398-5728 has 1 manufacturer part number on file: RR-2034 (Alfred Conhagen, Inc.).
What are the specifications of RR-2034?
Key specifications for RR-2034: Hardness Rating: 265.0 BRINELL STANDARD NOMINAL OVERALL; Material Document and Classification: QQ-N-286,CLASS A FED SPEC ALL MATERIAL RESPONSES OVERALL; End Item Identification: WEAPON SYSTEM CODE JA, NIMITZ CLASS CVN; SONAR COOLING WATER PUMP, P/N CD-2234 CENTRIFUGAL PUMP; Material: NICKEL AND COPPER AND ALUMINUM ALLOY OVERALL. 3 specifications are documented in the U.S. Government catalog.
Is NSN 4320-01-398-5728 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.