PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

70303-03023-133Seal,plain

Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp · NSN 5330-01-555-4287 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-555-4287 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-555-4287. Primary manufacturer part number: 70303-03023-133.
Features
  • Seal,plain — FSC 5330
  • Material: RUBBER SILICONE CLASS Q OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Silicone Class Q Overall construction
General Description

The Seal,plain, cataloged under National Stock Number 5330-01-555-4287, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-555-4287
Primary Part Number70303-03023-133
Item NameSeal,plain
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerSikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
StatusACTIVE
MaterialRUBBER SILICONE CLASS Q OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
3040-00-127-635183384 INTERCHANGEABLE
Pawl
Lucent Technologies Inc Corporate Headquarters
5330-01-243-07828338-4 INTERCHANGEABLE
Seal,nonmetallic Special Shaped
Kirkhill Inc Div Kirkhill Inc, Haskon Division
5330-01-340-846670303-03201-109 INTERCHANGEABLE
Seal,nonmetallic Strip
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
5930-01-432-0558 INTERCHANGEABLE
Switch,rotary
Cross-Reference Index
Part NumberManufacturer
70303-03023-133 PRIMARY Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp (USA)
8338.4 Kirkhill Inc Div Kirkhill Inc, Haskon Division (USA)
Related Parts
3040-00-127-6351INTERCHANGEABLE
PAWL
83384
5330-01-243-0782INTERCHANGEABLE
SEAL,NONMETALLIC SPECIAL SHAPED
8338-4
5330-01-340-8466INTERCHANGEABLE
SEAL,NONMETALLIC STRIP
70303-03201-109
5930-01-432-0558INTERCHANGEABLE
SWITCH,ROTARY

Frequently Asked Questions

What is NSN 5330-01-555-4287?

NSN 5330-01-555-4287 is a Seal,plain, manufactured by Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-555-4287?

NSN 5330-01-555-4287 has 2 cross-referenced part numbers: 70303-03023-133 (Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp), 8338.4 (Kirkhill Inc Div Kirkhill Inc, Haskon Division).

What NSN replaces 5330-01-555-4287?

There are 4 known substitutes for 5330-01-555-4287: 3040-00-127-6351, 5330-01-243-0782, 5330-01-340-8466 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 70303-03023-133?

Key specifications for 70303-03023-133: Special Features: CROSS SECTIONAL SHAPE STYLE H4 P SHAPE, THICKNESS 0.062 INCHES, HEIGHT 0.620 INCHES, WIDTH 1.625 INCHES, SOLID, RUBBER SILICON IN; End Item Identification: F15 AIRCRAFT; Material: RUBBER SILICONE CLASS Q OVERALL. 3 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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