PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

M83248/1-120O-Ring Assy

Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems · NSN 1420-01-659-5250 · FSC 1420 · No Item Name Available
Verified by PartsTable
NSN 1420-01-659-5250 — this item is cataloged by the U.S. Government under National Stock Number 1420-01-659-5250. Primary manufacturer part number: M83248/1-120.
Features
  • O-Ring Assy — FSC 1420
  • Criticality Code Justification: SUPP
  • Supplementary Features: CRITICAL APPLICATION ITEM (CAI)
  • 1 verified cross-reference
  • Primary manufacturer: Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The O-Ring Assy, cataloged under National Stock Number 1420-01-659-5250, is classified within Federal Supply Class 1420 (No Item Name Available) of the Guided Missiles group. The primary manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1420-01-659-5250
Primary Part NumberM83248/1-120
Item NameO-Ring Assy
FSC / FSG1420 / 14 — No Item Name Available
ManufacturerNorthrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems
StatusACTIVE
Criticality Code JustificationSUPP
Supplementary FeaturesCRITICAL APPLICATION ITEM (CAI)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5331-00-166-10762-120V0747-75 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
Cross-Reference Index
Part NumberManufacturer
M83248/1-120 PRIMARY Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA)
Related Parts
5331-00-166-1076INTERCHANGEABLE
O-RING
2-120V0747-75

Frequently Asked Questions

What is NSN 1420-01-659-5250?

NSN 1420-01-659-5250 is a O-Ring Assy, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems, classified under FSC 1420 (No Item Name Available). Status: active.

What are the part numbers for NSN 1420-01-659-5250?

NSN 1420-01-659-5250 has 1 cross-referenced part number: M83248/1-120 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems).

What NSN replaces 1420-01-659-5250?

There is 1 known substitute for 1420-01-659-5250: 5331-00-166-1076. Verify interchangeability with system specifications before substitution.

What are the specifications of M83248/1-120?

Key specifications for M83248/1-120: End Item Identification: MISSILE; Criticality Code Justification: SUPP; Supplementary Features: CRITICAL APPLICATION ITEM (CAI); Special Features: CAGE 76823 IS THE OEM FOR THIS ITEM. 4 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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