PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

X73Seal,plain Encased

Textron Aviation Inc · NSN 5330-01-619-6731 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-619-6731 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-619-6731. Primary manufacturer part number: X73.
Features
  • Seal,plain Encased — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Textron Aviation Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-01-619-6731, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Textron Aviation Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-619-6731
Primary Part NumberX73
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerTextron Aviation Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5310-00-032-1973 INTERCHANGEABLE
Washer,lock
2530-01-066-41669-X-4 INTERCHANGEABLE
Arm,center Steering
Pdi Ground Support Systems, Inc.
5360-01-437-3237KAL-01C PG 8.1 ITEM 8 INTERCHANGEABLE
Spring,helical,compression
Clausing Industrial Inc Dba Clausing Corp
Cross-Reference Index
Part NumberManufacturer
X73 Beechcraft Corporation Dba Textron Aviation (USA)
X73 PRIMARY Textron Aviation Inc (USA)
Related Parts
5310-00-032-1973INTERCHANGEABLE
WASHER,LOCK
2530-01-066-4166INTERCHANGEABLE
ARM,CENTER STEERING
9-X-4
5360-01-437-3237INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
KAL-01C PG 8.1 ITEM 8

Frequently Asked Questions

What is NSN 5330-01-619-6731?

NSN 5330-01-619-6731 is a Seal,plain Encased, manufactured by Textron Aviation Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-619-6731?

NSN 5330-01-619-6731 has 2 cross-referenced part numbers: X73 (Beechcraft Corporation Dba Textron Aviation), X73 (Textron Aviation Inc).

What NSN replaces 5330-01-619-6731?

There are 3 known substitutes for 5330-01-619-6731: 5310-00-032-1973, 2530-01-066-4166, 5360-01-437-3237. Verify interchangeability with system specifications before substitution.

What are the specifications of X73?

Key specifications for X73: Part Name Assigned by Controlling Agency: SEAL; Special Features: 4.0 INCH LONG, TRIM TO SUIT IN. 2 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