PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MS9388-022Packing,preformed

The Boeing Company · NSN 5330-01-581-8280 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-581-8280 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-581-8280. Primary manufacturer part number: MS9388-022.
Features
  • Packing,preformed — FSC 5330
  • Material Document and Classification: AMS 7278 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
  • Cross-Sectional Shape Style: O-RING
  • Material: RUBBER FLUOROCARBON CLASS FPM OVERALL
  • Cross-Sectional Height: 0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
  • Hardness Rating: 65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
  • Center Hole Diameter: 0.983 INCHES MINIMUM AND 0.995 INCHES MAXIMUM IN
  • 2 verified cross-references
Applications
  • Applications requiring Rubber Fluorocarbon Class Fpm Overall construction
General Description

The Packing,preformed, cataloged under National Stock Number 5330-01-581-8280, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The Boeing Company. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-581-8280
Primary Part NumberMS9388-022
Item NamePacking,preformed
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerThe Boeing Company
StatusACTIVE
Material Document and ClassificationAMS 7278 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Cross-Sectional Shape StyleO-RING
MaterialRUBBER FLUOROCARBON CLASS FPM OVERALL
Cross-Sectional Height0.067 INCHES MINIMUM AND 0.073 INCHES MAXIMUM IN
Hardness Rating65.0 SHORE DUROMETER A MINIMUM AND 75.0 SHORE DUROMETER A MAXIMUM OVERALL
Center Hole Diameter0.983 INCHES MINIMUM AND 0.995 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-166-1011AS3209-022 INTERCHANGEABLE
O-Ring
Sae International Dba Sae International
5330-00-882-9114 INTERCHANGEABLE
Packing,preformed
Cross-Reference Index
Part NumberManufacturer
MS9388-022 PRIMARY The Boeing Company (USA)
MS9388-022 Mcdonnell Douglas Helicopter Co Inc (USA)
Related Parts
5331-00-166-1011INTERCHANGEABLE
O-RING
AS3209-022
5330-00-882-9114INTERCHANGEABLE
PACKING,PREFORMED

Frequently Asked Questions

What is NSN 5330-01-581-8280?

NSN 5330-01-581-8280 is a Packing,preformed, manufactured by The Boeing Company, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-581-8280?

NSN 5330-01-581-8280 has 2 cross-referenced part numbers: MS9388-022 (The Boeing Company), MS9388-022 (Mcdonnell Douglas Helicopter Co Inc).

What NSN replaces 5330-01-581-8280?

There are 2 known substitutes for 5330-01-581-8280: 5331-00-166-1011, 5330-00-882-9114. Verify interchangeability with system specifications before substitution.

What are the specifications of MS9388-022?

Key specifications for MS9388-022: Part Name Assigned by Controlling Agency: PACKING, PREFORMED, AMS 7278, SEAL; Material Document and Classification: AMS 7278 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Cross-Sectional Shape Style: O-RING; Material: RUBBER FLUOROCARBON CLASS FPM OVERALL. 7 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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