PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4397PCover,hydraulic,pump-Motor

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-218-3790 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-218-3790 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-218-3790. Primary manufacturer part number: 4397P.
Features
  • Cover,hydraulic,pump-Motor — FSC 4320
  • Material: STEEL
  • Mounting Method: BOLT
  • Overall Diameter: 3.875 INCHES NOMINAL IN
  • 8 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Applications requiring Steel construction
General Description

The Cover,hydraulic,pump-Motor, cataloged under National Stock Number 4320-00-218-3790, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Div Epd. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-218-3790
Primary Part Number4397P
Item NameCover,hydraulic,pump-Motor
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
MaterialSTEEL
Mounting MethodBOLT
Overall Diameter3.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-254-245410436 INTERCHANGEABLE
Capacitor,fixed,paper Dielectric
Cd Snow Hill, Llc
5310-00-261-6192WA1137 INTERCHANGEABLE
Washer,lock
United Technologies Corp Electro Systems Inc
5999-00-716-3687176132-000 INTERCHANGEABLE
Mounting Pad,electrical-Electron
Bae Systems Information and Electronic Systems Integration Inc. Dba Bae Systems
5999-00-838-14027207924P1 INTERCHANGEABLE
Clip,electrical
Lockheed Martin Corporation Div Rms
4920-01-131-514210436 INTERCHANGEABLE
Monitor,phase
Electrac Space Electronics Laboratory Inc Vibration Instruments Co Div
6230-01-198-9366895-525 INTERCHANGEABLE
Light,extension
Jensen Tools, Inc.
5970-01-367-2995 INTERCHANGEABLE
Insulator,bowl
6145-01-477-1785D2384-2FSJ-22 INTERCHANGEABLE
Cable,special Purpose,electrical
The Boeing Company
6515-01-570-3328 INTERCHANGEABLE
Support,cervical
Cross-Reference Index
Part NumberManufacturer
10436 Rps-Fl, Inc. Dba Rps Inc (USA)
171535B Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
4397P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL-4275PC63 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
4397P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL-4275 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
171535B Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL-4275PC63 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
5910-00-254-2454INTERCHANGEABLE
CAPACITOR,FIXED,PAPER DIELECTRIC
10436
5310-00-261-6192INTERCHANGEABLE
WASHER,LOCK
WA1137
5999-00-716-3687INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
176132-000
5999-00-838-1402INTERCHANGEABLE
CLIP,ELECTRICAL
7207924P1
4920-01-131-5142INTERCHANGEABLE
MONITOR,PHASE
10436
6230-01-198-9366INTERCHANGEABLE
LIGHT,EXTENSION
895-525
5970-01-367-2995INTERCHANGEABLE
INSULATOR,BOWL
6145-01-477-1785INTERCHANGEABLE
CABLE,SPECIAL PURPOSE,ELECTRICAL
D2384-2FSJ-22
6515-01-570-3328INTERCHANGEABLE
SUPPORT,CERVICAL

Frequently Asked Questions

What is NSN 4320-00-218-3790?

NSN 4320-00-218-3790 is a Cover,hydraulic,pump-Motor, manufactured by Curtiss-Wright Electro-Mechanical Corporation Div Epd, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-218-3790?

NSN 4320-00-218-3790 has 8 cross-referenced part numbers: 10436 (Rps-Fl, Inc. Dba Rps Inc), 171535B (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 4397P (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL-4275PC63 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 4397P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 3 more.

What NSN replaces 4320-00-218-3790?

There are 9 known substitutes for 4320-00-218-3790: 5910-00-254-2454, 5310-00-261-6192, 5999-00-716-3687 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4397P?

Key specifications for 4397P: Material: STEEL; Mounting Method: BOLT; Special Features: 0.906 IN. DIA BORE; FOUR 0.375 IN. DIA HOLES EQUALLY SPACED ON 3.125 IN. BLT CIR; TWO 0.125 IN. DIA HOLES EQUALLY SPACED ON 2.250 IN. BLT CIR 45.0 DEG FROM OTHER BOLT HOLES IN; Overall Diameter: 3.875 INCHES NOMINAL IN. 5 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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