PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

158PCylinder Sleeve

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-00-302-1986 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-302-1986 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-302-1986. Primary manufacturer part number: 158P.
Features
  • Cylinder Sleeve — FSC 4320
  • Chamfer Angle in Deg: 45.0
  • Bore Diameter: 7.156 INCHES NOMINAL IN
  • Body Outside Diameter: 7.505 INCHES NOMINAL IN
  • Flange Thickness: 2.000 INCHES NOMINAL IN
  • Chamfer Length: 0.031 INCHES NOMINAL IN
  • Style Designator: DRY, FLANGED, RELIEVED
  • Bottom Inside Chamfer: NOT INCLUDED
Applications
  • Applications requiring Nickel Alloy construction
General Description

The Cylinder Sleeve, cataloged under National Stock Number 4320-00-302-1986, 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 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-00-302-1986
Primary Part Number158P
Item NameCylinder Sleeve
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Chamfer Angle in Deg45.0
Bore Diameter7.156 INCHES NOMINAL IN
Body Outside Diameter7.505 INCHES NOMINAL IN
Flange Thickness2.000 INCHES NOMINAL IN
Chamfer Length0.031 INCHES NOMINAL IN
Style DesignatorDRY, FLANGED, RELIEVED
Bottom Inside ChamferNOT INCLUDED
Flange Outside Diameter8.047 INCHES NOMINAL IN
Valve RecessNOT INCLUDED
Top Inside ChamferINCLUDED
Intake HoleNOT INCLUDED
Top Intake PortNOT INCLUDED
Design TypeWET
MaterialNICKEL ALLOY
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
4820-00-036-1516N10686 INTERCHANGEABLE
Piston,valve
Leslie Controls, Inc. Dba Leslie Controls Inc
4030-00-511-888310686 INTERCHANGEABLE
Clamp,wire Rope,bolted
Naval Ship Systems Command
5330-00-720-2879 INTERCHANGEABLE
Gasket
4920-00-842-7166106-86 INTERCHANGEABLE
Switch Wiring Assy
Avionics Specialties, Inc.
4940-01-117-909710686 INTERCHANGEABLE
Cap
Gardner Denver Water Jetting Systems, Inc. Div Engineered Package Group
2910-01-124-273310-686 INTERCHANGEABLE
Filter Element,fluid
Donaldson Company, Inc.
5961-01-223-0363 INTERCHANGEABLE
Transistor
5340-01-327-347110686 INTERCHANGEABLE
Cover,access
DP Manufacturing Inc.
5120-01-400-250510686 INTERCHANGEABLE
Key Set,socket Head Screw
Bondhus Corp
5130-01-666-963210686 INTERCHANGEABLE
Reaction Arm,torque Wrench
Maxpro Corporation
Cross-Reference Index
Part NumberManufacturer
158P PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SK-101411 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
DX84980PC72 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SK-101411 Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
SL5709PC72 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
10686 Rps-Fl, Inc. Dba Rps Inc (USA)
DE51S47-07PC72 Naval Ship Systems Command (USA)
SL5712PC72 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
158P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
Related Parts
4820-00-036-1516INTERCHANGEABLE
PISTON,VALVE
N10686
4030-00-511-8883INTERCHANGEABLE
CLAMP,WIRE ROPE,BOLTED
10686
5330-00-720-2879INTERCHANGEABLE
GASKET
4920-00-842-7166INTERCHANGEABLE
SWITCH WIRING ASSY
106-86
4940-01-117-9097INTERCHANGEABLE
CAP
10686
2910-01-124-2733INTERCHANGEABLE
FILTER ELEMENT,FLUID
10-686
5961-01-223-0363INTERCHANGEABLE
TRANSISTOR
5340-01-327-3471INTERCHANGEABLE
COVER,ACCESS
10686
5120-01-400-2505INTERCHANGEABLE
KEY SET,SOCKET HEAD SCREW
10686
5130-01-666-9632INTERCHANGEABLE
REACTION ARM,TORQUE WRENCH
10686

Frequently Asked Questions

What is NSN 4320-00-302-1986?

NSN 4320-00-302-1986 is a Cylinder Sleeve, 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 4320-00-302-1986?

NSN 4320-00-302-1986 has 9 cross-referenced part numbers: 158P (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SK-101411 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), DX84980PC72 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SK-101411 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), SL5709PC72 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 4 more.

What NSN replaces 4320-00-302-1986?

There are 10 known substitutes for 4320-00-302-1986: 4820-00-036-1516, 4030-00-511-8883, 5330-00-720-2879 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 158P?

Key specifications for 158P: Chamfer Angle in Deg: 45.0; Bore Diameter: 7.156 INCHES NOMINAL IN; Overall Length: 24.000 INCHES NOMINAL IN; Body Outside Diameter: 7.505 INCHES NOMINAL IN. 15 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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