PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

YA287-1020SUB2PT1Seal,plain

Raytheon Company Dba Raytheon · NSN 5330-00-298-0534 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-298-0534 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-298-0534. Primary manufacturer part number: YA287-1020SUB2PT1.
Features
  • Seal,plain — FSC 5330
  • Housing Bore Diameter: 3.250 INCHES NOMINAL IN
  • Construction: SOLID
  • Material: STEEL SPRING
  • Cross-Sectional Shape Style: SINGLE LIP
  • Seal Width: 0.312 INCHES NOMINAL IN
  • Accommodated Shaft Diameter: 2.625 INCHES NOMINAL IN
  • 4 verified cross-references
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Steel Spring construction
General Description

The Seal,plain, cataloged under National Stock Number 5330-00-298-0534, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Raytheon Company Dba Raytheon. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-298-0534
Primary Part NumberYA287-1020SUB2PT1
Item NameSeal,plain
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerRaytheon Company Dba Raytheon
StatusACTIVE
Housing Bore Diameter3.250 INCHES NOMINAL IN
ConstructionSOLID
MaterialSTEEL SPRING
Cross-Sectional Shape StyleSINGLE LIP
Seal Width0.312 INCHES NOMINAL IN
Accommodated Shaft Diameter2.625 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5950-00-130-17394374 INTERCHANGEABLE
Transformer,power
The Bechdon Company, Llc
5905-00-226-4744 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
2810-00-294-3523 INTERCHANGEABLE
Ring,piston
5330-00-317-27924374 INTERCHANGEABLE
Gasket
Eaton Corp Transmission Div
6605-00-352-6726 INTERCHANGEABLE
Converter,regulator
3120-01-286-3073 INTERCHANGEABLE
Bearing,washer,thrust
2540-01-315-41044374 INTERCHANGEABLE
Belt,vehicular Safety
Indiana Mills & Manufacturing Inc Dba Indiana Mills & Manufacturing Inc
4140-01-680-4388ILLEVA0385A4 INTERCHANGEABLE
Fan,centrifugal
J.w.f. Technologies, Llc
5930-01-689-5359 INTERCHANGEABLE
Switch Box
Cross-Reference Index
Part NumberManufacturer
YA287-1020SUB2PT1 PRIMARY Raytheon Company Dba Raytheon (USA)
4374 PRIMARY Johns Manville Intl (USA)
YA287-1020SUB2PT1 Raytheon Company Div Corp (USA)
YA287-1020SUB2PT1 Raytheon Company Dba Raytheon Co (USA)
Related Parts
5950-00-130-1739INTERCHANGEABLE
TRANSFORMER,POWER
4374
5905-00-226-4744INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
2810-00-294-3523INTERCHANGEABLE
RING,PISTON
5330-00-317-2792INTERCHANGEABLE
GASKET
4374
6605-00-352-6726INTERCHANGEABLE
CONVERTER,REGULATOR
3120-01-286-3073INTERCHANGEABLE
BEARING,WASHER,THRUST
2540-01-315-4104INTERCHANGEABLE
BELT,VEHICULAR SAFETY
4374
4140-01-680-4388INTERCHANGEABLE
FAN,CENTRIFUGAL
ILLEVA0385A4
5930-01-689-5359INTERCHANGEABLE
SWITCH BOX

Frequently Asked Questions

What is NSN 5330-00-298-0534?

NSN 5330-00-298-0534 is a Seal,plain, manufactured by Raytheon Company Dba Raytheon, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-298-0534?

NSN 5330-00-298-0534 has 4 cross-referenced part numbers: YA287-1020SUB2PT1 (Raytheon Company Dba Raytheon), 4374 (Johns Manville Intl), YA287-1020SUB2PT1 (Raytheon Company Div Corp), YA287-1020SUB2PT1 (Raytheon Company Dba Raytheon Co).

What NSN replaces 5330-00-298-0534?

There are 9 known substitutes for 5330-00-298-0534: 5950-00-130-1739, 5905-00-226-4744, 2810-00-294-3523 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of YA287-1020SUB2PT1?

Key specifications for YA287-1020SUB2PT1: Housing Bore Diameter: 3.250 INCHES NOMINAL IN; Construction: SOLID; Material: STEEL SPRING; Cross-Sectional Shape Style: SINGLE LIP. 6 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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