PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4134Pump Assembly,hydra

Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools · NSN 4320-01-251-6545 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-251-6545 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-251-6545. Primary manufacturer part number: 4134.
Features
  • Pump Assembly,hydra — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Assembly,hydra, cataloged under National Stock Number 4320-01-251-6545, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePump Assembly,hydra
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersStanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools (CAGE 54252)
Technical Specifications
ParameterValue
NSN4320-01-251-6545
Primary Part Number4134
Item NamePump Assembly,hydra
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerStanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4820-00-097-15790103030070 INTERCHANGEABLE
Seat,valve
Emerson Automation Solutions Final Control Us Lp Div Navy Product Team
5305-00-206-18086348296L INTERCHANGEABLE
Screw,machine
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5305-00-275-3967 INTERCHANGEABLE
Screw,machine
3040-00-339-448521U1141PC4134 INTERCHANGEABLE
Lining,bearing Half
Naval Ship Systems Command
3040-00-343-6625 INTERCHANGEABLE
Shaft,drive,flexible
5965-00-434-7617 INTERCHANGEABLE
Microphone Element
5305-00-966-46314134 INTERCHANGEABLE
Setscrew
Wakmann Watch Company Inc
3930-00-971-87584134 INTERCHANGEABLE
Cap,valve
Husco International Inc
6830-01-005-7525 INTERCHANGEABLE
Ethylene Oxide
5950-01-079-1288 INTERCHANGEABLE
Coil,radio Frequency
Cross-Reference Index
Part NumberManufacturer
04134 Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools (USA)
4134 PRIMARY Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools (USA)
Related Parts
4820-00-097-1579INTERCHANGEABLE
SEAT,VALVE
0103030070
5305-00-206-1808INTERCHANGEABLE
SCREW,MACHINE
6348296L
5305-00-275-3967INTERCHANGEABLE
SCREW,MACHINE
3040-00-339-4485INTERCHANGEABLE
LINING,BEARING HALF
21U1141PC4134
3040-00-343-6625INTERCHANGEABLE
SHAFT,DRIVE,FLEXIBLE
5965-00-434-7617INTERCHANGEABLE
MICROPHONE ELEMENT
5305-00-966-4631INTERCHANGEABLE
SETSCREW
4134
3930-00-971-8758INTERCHANGEABLE
CAP,VALVE
4134
6830-01-005-7525INTERCHANGEABLE
ETHYLENE OXIDE
5950-01-079-1288INTERCHANGEABLE
COIL,RADIO FREQUENCY
6532-01-144-9286INTERCHANGEABLE
FOOTWEAR COVERS,OPERATING ROOM
4134
5955-01-277-0762INTERCHANGEABLE
CRYSTAL UNIT,QUARTZ
128C850H04

Frequently Asked Questions

What is NSN 4320-01-251-6545?

NSN 4320-01-251-6545 is a Pump Assembly,hydra, manufactured by Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-251-6545?

NSN 4320-01-251-6545 has 2 cross-referenced part numbers: 04134 (Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools), 4134 (Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools).

What NSN replaces 4320-01-251-6545?

There are 12 known substitutes for 4320-01-251-6545: 4820-00-097-1579, 5305-00-206-1808, 5305-00-275-3967 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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