NSN 4320-01-513-9728 · NIIN 015139728 · Part number 5266556
Fmc Technologies Inc Dba Fmc Fluid Control · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 71454
Government record, cited
NSN 4320-01-513-9728 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-513-9728. Manufacturer of record part number: 5266556.
Also searched as4320-01-513-9728 ·
4320015139728 ·
NIIN 015139728 ·
01-513-9728 ·
FSC 4320 Power and Hand Pumps · CAGE 71454 · 5266556 · P510478 ITEM 2 · P510478
Nearby stock numbers← 4320-01-513-9711 Seal Assembly, Shaft, Spring Loade
·
4320-01-513-9732 Connecting Rod, Piston →
Features
Crankshaft,pump — FSC 4320
2 manufacturer part numbers on file
Manufacturer of record: Fmc Technologies Inc Dba Fmc Fluid Control
Identification
NSN: 4320-01-513-9728
NIIN: 015139728
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 5266556
Manufacturer: Fmc Technologies Inc Dba Fmc Fluid Control
General Description
The Crankshaft,pump, cataloged under National Stock Number 4320-01-513-9728, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Fmc Technologies Inc Dba Fmc Fluid Control. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Catalog Facts
Item Name
Crankshaft,pump
FSC / FSG
4320 — Power and Hand Pumps (FSG 43)
Manufacturers
Fmc Technologies Inc Dba Fmc Fluid Control (CAGE 71454)
Technical Specifications
Parameter
Value
NSN
4320-01-513-9728
Primary Part Number
5266556
Item Name
Crankshaft,pump
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Fmc Technologies Inc Dba Fmc Fluid Control
Status
ACTIVE
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 Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4320-01-513-97325266814POSSIBLE MATCH
CONNECTING ROD,PISTON
Possible match (shared part number)Fmc Technologies Inc Dba Fmc Fluid Control
4320-01-513-97365262836POSSIBLE MATCH
CONNECTING ROD,PISTON
Possible match (shared part number)Fmc Technologies Inc Dba Fmc Fluid Control
4320-01-514-4052P510689POSSIBLE MATCH
PUMP,RECIPROCATING
Possible match (shared part number)Fmc Technologies Inc Dba Fmc Fluid Control
2815-01-674-8743P510478POSSIBLE MATCH
POWER END ASSEMBLY
Possible match (shared part number)Fmc Technologies Inc Dba Fmc Fluid Control
NSN 4320-01-513-9728 is a Crankshaft,pump, manufactured by Fmc Technologies Inc Dba Fmc Fluid Control, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-513-9728?
NSN 4320-01-513-9728 has 2 manufacturer part numbers on file: 5266556 (Fmc Technologies Inc Dba Fmc Fluid Control), P510478 ITEM 2 (Fmc Technologies Inc Dba Fmc Fluid Control).
What NSN replaces 4320-01-513-9728?
4 possible matches (shared part number, not a government interchangeability claim): 4320-01-513-9732, 4320-01-513-9736, 4320-01-514-4052. Verify interchangeability with system specifications before substitution.
Is NSN 4320-01-513-9728 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.