PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

57-1Seal,plain Encased

Itw Food Equipment Group Llc Dba Hobart Service · NSN 5330-00-866-6157 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-866-6157 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-866-6157. Primary manufacturer part number: 57-1.
Features
  • Seal,plain Encased — FSC 5330
  • Seal Width: 0.266 INCHES NOMINAL IN
  • Accommodated Shaft Diameter: 1.062 INCHES NOMINAL IN
  • Housing Bore Diameter: 2.062 INCHES NOMINAL IN
  • Material: RUBBER SYNTHETIC SEALING ELEMENT
  • Material: STEEL CASE
  • Case Style: RECESSED
  • Sealing Element Style: ANGULAR
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Synthetic Sealing Element construction
General Description

The Seal,plain Encased, cataloged under National Stock Number 5330-00-866-6157, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Itw Food Equipment Group Llc Dba Hobart Service. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, 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
NSN5330-00-866-6157
Primary Part Number57-1
Item NameSeal,plain Encased
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerItw Food Equipment Group Llc Dba Hobart Service
StatusACTIVE
Seal Width0.266 INCHES NOMINAL IN
Accommodated Shaft Diameter1.062 INCHES NOMINAL IN
Housing Bore Diameter2.062 INCHES NOMINAL IN
MaterialRUBBER SYNTHETIC SEALING ELEMENT
MaterialSTEEL CASE
Case StyleRECESSED
Sealing Element StyleANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5330-00-522-972523D5 INTERCHANGEABLE
Gasket
Curtiss-Wright Controls, Inc. Div Actuation Division
Cross-Reference Index
Part NumberManufacturer
201445 Itw Food Equipment Group Llc Dba Hobart Service (USA)
57-1 PRIMARY Itw Food Equipment Group Llc Dba Hobart Service (USA)
57-1 N R M Corp (USA)
Related Parts
5330-00-522-9725INTERCHANGEABLE
GASKET
23D5

Frequently Asked Questions

What is NSN 5330-00-866-6157?

NSN 5330-00-866-6157 is a Seal,plain Encased, manufactured by Itw Food Equipment Group Llc Dba Hobart Service, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-866-6157?

NSN 5330-00-866-6157 has 3 cross-referenced part numbers: 201445 (Itw Food Equipment Group Llc Dba Hobart Service), 57-1 (Itw Food Equipment Group Llc Dba Hobart Service), 57-1 (N R M Corp).

What NSN replaces 5330-00-866-6157?

There is 1 known substitute for 5330-00-866-6157: 5330-00-522-9725. Verify interchangeability with system specifications before substitution.

What are the specifications of 57-1?

Key specifications for 57-1: Seal Width: 0.266 INCHES NOMINAL IN; Accommodated Shaft Diameter: 1.062 INCHES NOMINAL IN; Housing Bore Diameter: 2.062 INCHES NOMINAL IN; Material: RUBBER SYNTHETIC SEALING ELEMENT. 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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