PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7550134Pump,reciprocating

Army, United States Department of the Dba Rock Island Arsenal Jmtc · NSN 4320-00-449-7166 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-449-7166 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-449-7166. Primary manufacturer part number: 7550134.
Features
  • Pump,reciprocating — FSC 4320
  • Discharge Connection Type: THREADED INTERNAL
  • Unpackaged Unit Width: 6.750 INCHES NOMINAL IN
  • Discharge Connection Quantity: 1
  • Intake Connection Type: THREADED INTERNAL
  • Discharge Connection Thread Size and Series/type Designator: 0.250-18 NPT
  • Intake Connection Quantity: 1
  • Mounting Type: BASE
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump,reciprocating, cataloged under National Stock Number 4320-00-449-7166, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-449-7166
Primary Part Number7550134
Item NamePump,reciprocating
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerArmy, United States Department of the Dba Rock Island Arsenal Jmtc
StatusACTIVE
Discharge Connection TypeTHREADED INTERNAL
Unpackaged Unit Width6.750 INCHES NOMINAL IN
Discharge Connection Quantity1
Intake Connection TypeTHREADED INTERNAL
Discharge Connection Thread Size and Series/type Designator0.250-18 NPT
Intake Connection Quantity1
Mounting TypeBASE
Intake Connection Thread Size and Series/type Designator0.250-18 NPT
Media for Which DesignedHYDROCARBON FUELS AND OILS
Discharge Pressure000.0 ENERGY EFFICIENT - FEMP - APPLIANCES - FREEZERS
Cylinder Quantity1
Pump Reciprocating DesignSINGLE ACTING
Pumping Element Operating PositionVERTICAL
Unpackaged Unit Height7.813 INCHES NOMINAL IN
Unpackaged Unit Length9.000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4320-00-496-6963 INTERCHANGEABLE
Pump,hydraulic Ram,hand Driven
Cross-Reference Index
Part NumberManufacturer
4320004497166 E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales
7550134 PRIMARY Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
HP5003-92-00 Dynex/rivett Inc. (USA)
Related Parts
4320-00-496-6963INTERCHANGEABLE
PUMP,HYDRAULIC RAM,HAND DRIVEN

Frequently Asked Questions

What is NSN 4320-00-449-7166?

NSN 4320-00-449-7166 is a Pump,reciprocating, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-449-7166?

NSN 4320-00-449-7166 has 3 cross-referenced part numbers: 4320004497166 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), 7550134 (Army, United States Department of the Dba Rock Island Arsenal Jmtc), HP5003-92-00 (Dynex/rivett Inc.).

What NSN replaces 4320-00-449-7166?

There is 1 known substitute for 4320-00-449-7166: 4320-00-496-6963. Verify interchangeability with system specifications before substitution.

What are the specifications of 7550134?

Key specifications for 7550134: Discharge Connection Type: THREADED INTERNAL; Unpackaged Unit Width: 6.750 INCHES NOMINAL IN; Discharge Connection Quantity: 1; Special Features: OPERATING LEVER 19.5 IN. LG TRAVELS THROUGH 34 DEG ARC; RELIEF VALVE HANDLE OPPOSITE OUTLET PORT TRAVELS 90 DEG CCW; 4 PLAIN MOUNTING HOLES 0.406 IN. DIA ON 6 IN. SQUARE IN. 16 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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