PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CS4320-0088Tappet,pump

Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) · NSN 4320-00-398-8755 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-398-8755 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-398-8755. Primary manufacturer part number: CS4320-0088.
Features
  • Tappet,pump — FSC 4320
  • General Characteristics Item Description: STEEL,SAE 1115,5.000 IN. LG,1.500 IN. H,0.844 IN. THK. 0.187 IN. COUNTERSUNK HOLE 0.500 IN. C TO C ALONG THE LG,0.630 IN. BORE DIA THROUGH ITEM ALONG THE LG 0.500 C TO C ON THE H,1 BORE DRILLED CENTER HOLE 0.750 IN. 2.500 IN. C TO C ALONG THE LG IN
  • 31 verified cross-references
  • Primary manufacturer: Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
Applications
  • Fluid transfer and circulation
  • Cooling system maintenance
  • Industrial process pumping
General Description

The Tappet,pump, cataloged under National Stock Number 4320-00-398-8755, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings). Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 31 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
NSN4320-00-398-8755
Primary Part NumberCS4320-0088
Item NameTappet,pump
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)
StatusACTIVE
General Characteristics Item DescriptionSTEEL,SAE 1115,5.000 IN. LG,1.500 IN. H,0.844 IN. THK. 0.187 IN. COUNTERSUNK HOLE 0.500 IN. C TO C ALONG THE LG,0.630 IN. BORE DIA THROUGH ITEM ALONG THE LG 0.500 C TO C ON THE H,1 BORE DRILLED CENTER HOLE 0.750 IN. 2.500 IN. C TO C ALONG THE LG IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
6810-00-234-8368 INTERCHANGEABLE
Sodium Bismuthate
5815-00-603-72213526 INTERCHANGEABLE
Link Assembly Brake
Marine Corps Systems Command Div Marine Corps Systems Command Technical Data Repository Customer Service
5935-00-643-64691245516 INTERCHANGEABLE
Connector,plug,electrical
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5999-00-660-471635-26 INTERCHANGEABLE
Delay Line
Esc Control Electronics Llc Dba Control Electronics Division of Fil-Coil
6730-01-032-2858 INTERCHANGEABLE
Projector,still Picture
5310-01-276-91283526 INTERCHANGEABLE
Nut,self-Locking,hexagon
Lebus International, Inc.
5120-01-335-0898 INTERCHANGEABLE
Socket,socket Wrench
5330-01-376-96033526 INTERCHANGEABLE
Retainer,seal
Corken International Corp Sub of Hinderliter Industries Inc
8040-01-487-48303526 INTERCHANGEABLE
Adhesive
Loctite Corp
2920-01-498-50943526 INTERCHANGEABLE
Lead,ignition,engine
Amw Cuyuna Engine Co. Inc Dba Two Stroke International
Cross-Reference Index
Part NumberManufacturer
DR83138PC47 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX84921PC47 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL8900PC23 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
DX84790PC47 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL9042PC23 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
3526 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
DX84922PC47 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL9042PC23 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
DX84791PC47 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
1549P Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
DX84921PC47 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL8900PC23 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
1549P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX84920PC47 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DR83147PC47 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX84922PC47 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX84920PC47 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
DR83147PC47 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL8676PC28 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
DR83138PC47 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
6810-00-234-8368INTERCHANGEABLE
SODIUM BISMUTHATE
5815-00-603-7221INTERCHANGEABLE
LINK ASSEMBLY BRAKE
3526
5935-00-643-6469INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
1245516
5999-00-660-4716INTERCHANGEABLE
DELAY LINE
35-26
6730-01-032-2858INTERCHANGEABLE
PROJECTOR,STILL PICTURE
5310-01-276-9128INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
3526
5120-01-335-0898INTERCHANGEABLE
SOCKET,SOCKET WRENCH
5330-01-376-9603INTERCHANGEABLE
RETAINER,SEAL
3526
8040-01-487-4830INTERCHANGEABLE
ADHESIVE
3526
2920-01-498-5094INTERCHANGEABLE
LEAD,IGNITION,ENGINE
3526
6640-01-641-9269INTERCHANGEABLE
PLATE,CULTURE,LABORATORY
3526

Frequently Asked Questions

What is NSN 4320-00-398-8755?

NSN 4320-00-398-8755 is a Tappet,pump, manufactured by Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings), classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-398-8755?

NSN 4320-00-398-8755 has 31 cross-referenced part numbers: DR83138PC47 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), DX84921PC47 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL8900PC23 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), DX84790PC47 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL9042PC23 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 26 more.

What NSN replaces 4320-00-398-8755?

There are 11 known substitutes for 4320-00-398-8755: 6810-00-234-8368, 5815-00-603-7221, 5935-00-643-6469 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of CS4320-0088?

Key specifications for CS4320-0088: General Characteristics Item Description: STEEL,SAE 1115,5.000 IN. LG,1.500 IN. H,0.844 IN. THK. 0.187 IN. COUNTERSUNK HOLE 0.500 IN. C TO C ALONG THE LG,0.630 IN. BORE DIA THROUGH ITEM ALONG THE LG 0.500 C TO C ON THE H,1 BORE DRILLED CENTER HOLE 0.750 IN. 2.500 IN. C TO C ALONG THE LG IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com