PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

UP4Tappet,pump

Circor Naval Solutions Llc Dba Warren Pumps · NSN 4320-00-218-4476 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-218-4476 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-218-4476. Primary manufacturer part number: UP4.
Features
  • Tappet,pump — FSC 4320
  • General Characteristics Item Description: STEEL;ONE HOLE CENTERED 0.625 IN. ID;2.375 IN. HEIGHT;1.500 IN. LG IN
  • 2 verified cross-references
  • Primary manufacturer: Circor Naval Solutions Llc Dba Warren Pumps
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Tappet,pump, cataloged under National Stock Number 4320-00-218-4476, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Circor Naval Solutions Llc Dba Warren Pumps. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-218-4476
Primary Part NumberUP4
Item NameTappet,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCircor Naval Solutions Llc Dba Warren Pumps
StatusACTIVE
General Characteristics Item DescriptionSTEEL;ONE HOLE CENTERED 0.625 IN. ID;2.375 IN. HEIGHT;1.500 IN. LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5330-00-154-8487 INTERCHANGEABLE
Seal,plain Encased
7050-00-451-4448 INTERCHANGEABLE
Transipad
6750-00-476-0385 INTERCHANGEABLE
Mount,film Slide,photographic
6520-00-935-417211074 INTERCHANGEABLE
File,pulp Canal,dental
Moyco Industries Inc Union Broach Div
4910-01-097-699011074 INTERCHANGEABLE
Bar Bearing Puller
Am General Llc
4730-01-146-096011074 INTERCHANGEABLE
Coupling,tube
Barnes Group Inc. Dba Barnes Distribution
5310-01-191-286111074 INTERCHANGEABLE
Nut
Aerco International, Inc. Dba Aerco International Inc
4730-01-201-726811074 INTERCHANGEABLE
Nipple,pipe
Parker-Hannifin Corporation Dba Racor Division Div Racor Division
5305-01-312-70261107-4 INTERCHANGEABLE
Screw,cap,socket Head
R & D Machine Rafael Anaya Div Defense Logistics Agency
5325-01-324-9635 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
11074 Rps-Fl, Inc. Dba Rps Inc (USA)
UP4 PRIMARY Circor Naval Solutions Llc Dba Warren Pumps (USA)
Related Parts
5330-00-154-8487INTERCHANGEABLE
SEAL,PLAIN ENCASED
7050-00-451-4448INTERCHANGEABLE
TRANSIPAD
6750-00-476-0385INTERCHANGEABLE
MOUNT,FILM SLIDE,PHOTOGRAPHIC
6520-00-935-4172INTERCHANGEABLE
FILE,PULP CANAL,DENTAL
11074
4910-01-097-6990INTERCHANGEABLE
BAR BEARING PULLER
11074
4730-01-146-0960INTERCHANGEABLE
COUPLING,TUBE
11074
5310-01-191-2861INTERCHANGEABLE
NUT
11074
4730-01-201-7268INTERCHANGEABLE
NIPPLE,PIPE
11074
5305-01-312-7026INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
1107-4
5325-01-324-9635INTERCHANGEABLE
RING,RETAINING
5340-01-433-4752INTERCHANGEABLE
PLUNGER,DETENT
11074
5130-01-446-7846INTERCHANGEABLE
DRILL,ELECTRIC,PORTABLE
1107-6

Frequently Asked Questions

What is NSN 4320-00-218-4476?

NSN 4320-00-218-4476 is a Tappet,pump, manufactured by Circor Naval Solutions Llc Dba Warren Pumps, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-218-4476?

NSN 4320-00-218-4476 has 2 cross-referenced part numbers: 11074 (Rps-Fl, Inc. Dba Rps Inc), UP4 (Circor Naval Solutions Llc Dba Warren Pumps).

What NSN replaces 4320-00-218-4476?

There are 12 known substitutes for 4320-00-218-4476: 5330-00-154-8487, 7050-00-451-4448, 6750-00-476-0385 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of UP4?

Key specifications for UP4: General Characteristics Item Description: STEEL;ONE HOLE CENTERED 0.625 IN. ID;2.375 IN. HEIGHT;1.500 IN. LG IN; End Item Identification: WARREN PUMPS MODEL B-7-2076 RECIPROCATING PUMP. 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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