PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

39091Felt Grease Seal,wh

Textron Aviation Inc · NSN 1630-00-401-4552 · FSC 1630 · No Item Name Available
Verified by PartsTable
NSN 1630-00-401-4552 — this item is cataloged by the U.S. Government under National Stock Number 1630-00-401-4552. Primary manufacturer part number: 39091.
Features
  • Felt Grease Seal,wh — FSC 1630
  • 2 verified cross-references
  • Primary manufacturer: Textron Aviation Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Felt Grease Seal,wh, cataloged under National Stock Number 1630-00-401-4552, is classified within Federal Supply Class 1630 (No Item Name Available) of the Aircraft Components and Accessories 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.

Catalog Facts
Item NameFelt Grease Seal,wh
FSC / FSG1630 — No Item Name Available (FSG 16)
ManufacturersTextron Aviation Inc (CAGE 7EK50); Cessna Aircraft Company Dba Textron Aviation (CAGE 71379)
Technical Specifications
ParameterValue
NSN1630-00-401-4552
Primary Part Number39091
Item NameFelt Grease Seal,wh
FSC / FSG1630 / 16 — No Item Name Available
ManufacturerTextron Aviation Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
2530-00-466-8924 INTERCHANGEABLE
Brake Shoe
9540-01-082-0283 INTERCHANGEABLE
Structural Section,special Shape
5998-01-134-46633909-1 INTERCHANGEABLE
Circuit Card Assembly
Contraves Inc
Cross-Reference Index
Part NumberManufacturer
39091 PRIMARY Textron Aviation Inc (USA)
39091 Cessna Aircraft Company Dba Textron Aviation (USA)
Related Parts
2530-00-466-8924INTERCHANGEABLE
BRAKE SHOE
9540-01-082-0283INTERCHANGEABLE
STRUCTURAL SECTION,SPECIAL SHAPE
5998-01-134-4663INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
3909-1

Frequently Asked Questions

What is NSN 1630-00-401-4552?

NSN 1630-00-401-4552 is a Felt Grease Seal,wh, manufactured by Textron Aviation Inc, classified under FSC 1630 (No Item Name Available). Status: active.

What are the part numbers for NSN 1630-00-401-4552?

NSN 1630-00-401-4552 has 2 cross-referenced part numbers: 39091 (Textron Aviation Inc), 39091 (Cessna Aircraft Company Dba Textron Aviation).

What NSN replaces 1630-00-401-4552?

There are 3 known substitutes for 1630-00-401-4552: 2530-00-466-8924, 9540-01-082-0283, 5998-01-134-4663. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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