PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS-4Seal,plain

Rexnord Industries, Llc Div Aerosspace Bearing Operation · NSN 5330-01-474-4938 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-474-4938 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-474-4938. Primary manufacturer part number: MS-4.
Features
  • Seal,plain — FSC 5330
  • 1 verified cross-reference
  • Primary manufacturer: Rexnord Industries, Llc Div Aerosspace Bearing Operation
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain, cataloged under National Stock Number 5330-01-474-4938, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rexnord Industries, Llc Div Aerosspace Bearing Operation. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-474-4938
Primary Part NumberMS-4
Item NameSeal,plain
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerRexnord Industries, Llc Div Aerosspace Bearing Operation
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5120-00-293-0195 INTERCHANGEABLE
Key,socket Head Screw
3426-00-917-878613001010 INTERCHANGEABLE
Anode,plating
Sifco Applied Surface Concepts, Llc
1650-01-029-7889P60179-0030 INTERCHANGEABLE
Cylinder Assembly,actuating,line
Dri Relays Inc. Dba Dri Relays Inc
4820-01-383-7014MS-4 INTERCHANGEABLE
Valve,check
Oasis Construction Div Supply Nurses
5975-01-412-7780 INTERCHANGEABLE
Mounting Base,electrical Equipme
Cross-Reference Index
Part NumberManufacturer
MS-4 PRIMARY Rexnord Industries, Llc Div Aerosspace Bearing Operation (USA)
Related Parts
5120-00-293-0195INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
3426-00-917-8786INTERCHANGEABLE
ANODE,PLATING
13001010
1650-01-029-7889INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
P60179-0030
4820-01-383-7014INTERCHANGEABLE
VALVE,CHECK
MS-4
5975-01-412-7780INTERCHANGEABLE
MOUNTING BASE,ELECTRICAL EQUIPME

Frequently Asked Questions

What is NSN 5330-01-474-4938?

NSN 5330-01-474-4938 is a Seal,plain, manufactured by Rexnord Industries, Llc Div Aerosspace Bearing Operation, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-474-4938?

NSN 5330-01-474-4938 has 1 cross-referenced part number: MS-4 (Rexnord Industries, Llc Div Aerosspace Bearing Operation).

What NSN replaces 5330-01-474-4938?

There are 5 known substitutes for 5330-01-474-4938: 5120-00-293-0195, 3426-00-917-8786, 1650-01-029-7889 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MS-4?

Key specifications for MS-4: End Item Identification: NAVY EQUIP; Part Name Assigned by Controlling Agency: SEAL KIT/REPAIR PART FOR REX BEARINGS. 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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