PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SL5321PIECE72Housing,bearing Inboard

Curtiss-Wright Electro-Mechanical Corporation Div Epd · NSN 4320-01-280-2229 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-280-2229 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-280-2229. Primary manufacturer part number: SL5321PIECE72.
Features
  • Housing,bearing Inboard — FSC 4320
  • 5 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corporation Div Epd
Applications
  • Rotating machinery support and alignment
  • Shaft load distribution
  • Precision spindle assemblies
General Description

The Housing,bearing Inboard, cataloged under National Stock Number 4320-01-280-2229, 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. This item has 5 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-280-2229
Primary Part NumberSL5321PIECE72
Item NameHousing,bearing Inboard
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corporation Div Epd
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5970-00-311-109353173 INTERCHANGEABLE
Insulator,bushing
Inland Mfg Div of General Motors Corp
5945-00-443-391121721A INTERCHANGEABLE
Relay,electromagnetic
Bradford Vibrators Co the
6105-00-578-62202287-1 INTERCHANGEABLE
Motor,direct Current
Kearfott Corporation Div Guidance and Navigation Division
3120-01-145-91334049256 INTERCHANGEABLE
Bearing Set,sleeve
Chrysler Realty Company Llc Dba Daimler Chrysler
3010-01-230-3971SIZE 50 HTR ELEMENT INTERCHANGEABLE
Insert,flexible Coupling
Lovejoy, Llc Div Lovejoy
5340-01-291-7245 INTERCHANGEABLE
Plug,protective,dust and Moistur
5365-01-321-107922871 INTERCHANGEABLE
Spacer,sleeve
Parker Hannifin Corporation Div Hydraulic Systems Division
6520-01-370-756522871 INTERCHANGEABLE
Resin,restorative,dental
Kerr Corporation
Cross-Reference Index
Part NumberManufacturer
SL5321PIECE72 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
2287-1 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
SL5321PIECE72 Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
2287-P Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA)
2287-1 PRIMARY Curtiss-Wright Electro-Mechanical Corporation Div Epd (USA)
Related Parts
5970-00-311-1093INTERCHANGEABLE
INSULATOR,BUSHING
53173
5945-00-443-3911INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
21721A
6105-00-578-6220INTERCHANGEABLE
MOTOR,DIRECT CURRENT
2287-1
3120-01-145-9133INTERCHANGEABLE
BEARING SET,SLEEVE
4049256
3010-01-230-3971INTERCHANGEABLE
INSERT,FLEXIBLE COUPLING
SIZE 50 HTR ELEMENT
5340-01-291-7245INTERCHANGEABLE
PLUG,PROTECTIVE,DUST AND MOISTUR
5365-01-321-1079INTERCHANGEABLE
SPACER,SLEEVE
22871
6520-01-370-7565INTERCHANGEABLE
RESIN,RESTORATIVE,DENTAL
22871

Frequently Asked Questions

What is NSN 4320-01-280-2229?

NSN 4320-01-280-2229 is a Housing,bearing Inboard, 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 4320-01-280-2229?

NSN 4320-01-280-2229 has 5 cross-referenced part numbers: SL5321PIECE72 (Curtiss-Wright Electro-Mechanical Corporation Div Epd), 2287-1 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), SL5321PIECE72 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 2287-P (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging), 2287-1 (Curtiss-Wright Electro-Mechanical Corporation Div Epd).

What NSN replaces 4320-01-280-2229?

There are 8 known substitutes for 4320-01-280-2229: 5970-00-311-1093, 5945-00-443-3911, 6105-00-578-6220 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SL5321PIECE72?

Key specifications for SL5321PIECE72: End Item Identification: NUMBER 5 MAIN DRAIN PUMP. 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