PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P51Pump Unit,reciprocating

Enerpac Tool Group Corp · NSN 4320-00-137-9692 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-137-9692 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-137-9692. Primary manufacturer part number: P51.
Features
  • Pump Unit,reciprocating — FSC 4320
  • Pump Quantity: 1
  • 3 verified cross-references
  • Primary manufacturer: Enerpac Tool Group Corp
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Pump Unit,reciprocating, cataloged under National Stock Number 4320-00-137-9692, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Enerpac Tool Group Corp. Government technical data includes 1 verified specification, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-137-9692
Primary Part NumberP51
Item NamePump Unit,reciprocating
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerEnerpac Tool Group Corp
StatusACTIVE
Pump Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
3010-00-125-86326460011 INTERCHANGEABLE
Gear Assembly,speed Increaser
Ed Etnyre & Co
3460-00-233-7987 INTERCHANGEABLE
Pilot,counterbore
9150-00-250-0931 INTERCHANGEABLE
Petrolatum
5120-00-288-6482P-51 INTERCHANGEABLE
Punch,drive Pin
Ampco Partners, Ltd. Dba Ampco Safety Tools
3110-00-516-5289203TF INTERCHANGEABLE
Bearing,ball,annular
Fag Bearings Corporation
2940-00-891-6666NW13203 INTERCHANGEABLE
Filter Element,fluid
Tld Wollard Llc
5330-00-959-9879 INTERCHANGEABLE
Gasket
4320-01-078-22321C6934P19 INTERCHANGEABLE
Pump,hydraulic Ram,hand Driven
Rhinestahl Corporation Dba Rhinestahl
6675-01-243-7014P-51-18IN INTERCHANGEABLE
Scale,drafting
Vemco Drafting Products Corporation Dba Vemcocorp.com
3020-01-532-1894P51 INTERCHANGEABLE
Pulley,groove
Petzl America, Inc.
Cross-Reference Index
Part NumberManufacturer
P51 Enerpac Tool Group Corp (USA)
514568-1 Naval Air Warfare Center Aircraft Division Joint Base Jbmdl (USA)
11561678 Us Army Aviation and Missile Command (USA)
Related Parts
3010-00-125-8632INTERCHANGEABLE
GEAR ASSEMBLY,SPEED INCREASER
6460011
3460-00-233-7987INTERCHANGEABLE
PILOT,COUNTERBORE
9150-00-250-0931INTERCHANGEABLE
PETROLATUM
5120-00-288-6482INTERCHANGEABLE
PUNCH,DRIVE PIN
P-51
3110-00-516-5289INTERCHANGEABLE
BEARING,BALL,ANNULAR
203TF
2940-00-891-6666INTERCHANGEABLE
FILTER ELEMENT,FLUID
NW13203
5330-00-959-9879INTERCHANGEABLE
GASKET
4320-01-078-2232INTERCHANGEABLE
PUMP,HYDRAULIC RAM,HAND DRIVEN
1C6934P19
6675-01-243-7014INTERCHANGEABLE
SCALE,DRAFTING
P-51-18IN
3020-01-532-1894INTERCHANGEABLE
PULLEY,GROOVE
P51
3940-01-632-7877INTERCHANGEABLE
BLOCK,TACKLE
P51

Frequently Asked Questions

What is NSN 4320-00-137-9692?

NSN 4320-00-137-9692 is a Pump Unit,reciprocating, manufactured by Enerpac Tool Group Corp, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-137-9692?

NSN 4320-00-137-9692 has 3 cross-referenced part numbers: P51 (Enerpac Tool Group Corp), 514568-1 (Naval Air Warfare Center Aircraft Division Joint Base Jbmdl), 11561678 (Us Army Aviation and Missile Command).

What NSN replaces 4320-00-137-9692?

There are 11 known substitutes for 4320-00-137-9692: 3010-00-125-8632, 3460-00-233-7987, 9150-00-250-0931 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P51?

Key specifications for P51: Pump Quantity: 1; End Item Identification: PUMP, RECIPROCATING, HAND DRIVE. 2 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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