PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1805N456Seal,plain Encased

Meritor Heavy Vehicle Systems, Llc · NSN 5330-00-798-4690 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-798-4690 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-798-4690. Primary manufacturer part number: A1805N456.
Features
  • Seal,plain Encased — FSC 5330
  • Case Style: SQUARE
  • Accommodated Shaft Diameter: 7.250 INCHES NOMINAL IN
  • Seal Width: 0.750 INCHES NOMINAL IN
  • Material: STEEL CASE
  • Sealing Element Style: ANGULAR
  • Material: RUBBER SEALING ELEMENT
  • Housing Bore Diameter: 8.258 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Case construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-798-4690, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Meritor Heavy Vehicle Systems, Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 6 manufacturers, 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
NSN5330-00-798-4690
Primary Part NumberA1805N456
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerMeritor Heavy Vehicle Systems, Llc
StatusACTIVE
Case StyleSQUARE
Accommodated Shaft Diameter7.250 INCHES NOMINAL IN
Seal Width0.750 INCHES NOMINAL IN
MaterialSTEEL CASE
Sealing Element StyleANGULAR
MaterialRUBBER SEALING ELEMENT
Housing Bore Diameter8.258 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4730-00-257-2116 INTERCHANGEABLE
Tee,pipe
6515-00-331-910050-6039 INTERCHANGEABLE
Forceps,bronchoscopic
Pilling Surgical Inc Dba Pilling Weck Div Pilling Instruments
3040-01-159-0711144082 INTERCHANGEABLE
Shaft,crank,winch
Lake Shore Systems, Inc.
5310-01-483-9996034636 ITEM 23 INTERCHANGEABLE
Nut,self-Locking,hexagon
Nylok Llc
6515-01-596-3196502-049 INTERCHANGEABLE
Regulator,nitrogen
Leco Corp
Cross-Reference Index
Part NumberManufacturer
A1805N456 Meritor Heavy Vehicle Systems, Llc (USA)
A1805F396 Meritor Heavy Vehicle Systems, Llc (USA)
506039 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
144082H2 Komatsu America Corp. (USA)
A1805F396 Meritor Industrial Products, Llc (USA)
144082H2 Komatsu American Intl Co (USA)
144082 Komatsu American Intl Co (USA)
502049 Skf Usa Inc. Dba Skf Aerospace Sealing Solutions (USA)
55706S60 Federal-Mogul Corp Government Sales Dept (USA)
Related Parts
4730-00-257-2116INTERCHANGEABLE
TEE,PIPE
6515-00-331-9100INTERCHANGEABLE
FORCEPS,BRONCHOSCOPIC
50-6039
3040-01-159-0711INTERCHANGEABLE
SHAFT,CRANK,WINCH
144082
5310-01-483-9996INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
034636 ITEM 23
6515-01-596-3196INTERCHANGEABLE
REGULATOR,NITROGEN
502-049

Frequently Asked Questions

What is NSN 5330-00-798-4690?

NSN 5330-00-798-4690 is a Seal,plain Encased, manufactured by Meritor Heavy Vehicle Systems, Llc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-798-4690?

NSN 5330-00-798-4690 has 9 cross-referenced part numbers: A1805N456 (Meritor Heavy Vehicle Systems, Llc), A1805F396 (Meritor Heavy Vehicle Systems, Llc), 506039 (Skf Usa Inc. Dba Skf Aerospace Sealing Solutions), 144082H2 (Komatsu America Corp.), A1805F396 (Meritor Industrial Products, Llc) and 4 more.

What NSN replaces 5330-00-798-4690?

There are 5 known substitutes for 5330-00-798-4690: 4730-00-257-2116, 6515-00-331-9100, 3040-01-159-0711 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A1805N456?

Key specifications for A1805N456: Case Style: SQUARE; Accommodated Shaft Diameter: 7.250 INCHES NOMINAL IN; Seal Width: 0.750 INCHES NOMINAL IN; Material: STEEL CASE. 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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