PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3A55Gasket

Honeywell International Inc. Div Aerospace - Torrance · NSN 5330-00-292-0395 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-292-0395 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-292-0395. Primary manufacturer part number: 3A55.
Features
  • Gasket — FSC 5330
  • Material Document and Classification: MIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Aperture Diameter: 1.250 INCHES NOMINAL IN
  • Style Designator: CIRCULAR
  • Material: ASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
  • Cross-Sectional Thickness: 0.031 INCHES NOMINAL IN
  • Outside Diameter: 2.500 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Asbestos and Rubber Natural or Rubber Synthetic Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-292-0395, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5330-00-292-0395
Primary Part Number3A55
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusCANCELLED
Material Document and ClassificationMIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Aperture Diameter1.250 INCHES NOMINAL IN
Style DesignatorCIRCULAR
MaterialASBESTOS AND RUBBER NATURAL OR RUBBER SYNTHETIC OVERALL
Cross-Sectional Thickness0.031 INCHES NOMINAL IN
Outside Diameter2.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
6675-00-353-4103 INTERCHANGEABLE
Pin,surveying,case Hardened
Cross-Reference Index
Part NumberManufacturer
3A55 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (USA)
3A55 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
3A55 Proponent, Inc. Dba Proponent (USA)
Related Parts
6675-00-353-4103INTERCHANGEABLE
PIN,SURVEYING,CASE HARDENED

Frequently Asked Questions

What is NSN 5330-00-292-0395?

NSN 5330-00-292-0395 is a Gasket, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5330 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5330-00-292-0395?

NSN 5330-00-292-0395 has 3 cross-referenced part numbers: 3A55 (Honeywell International Inc. Div Aerospace - Torrance), 3A55 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 3A55 (Proponent, Inc. Dba Proponent).

What NSN replaces 5330-00-292-0395?

There is 1 known substitute for 5330-00-292-0395: 6675-00-353-4103. Verify interchangeability with system specifications before substitution.

What are the specifications of 3A55?

Key specifications for 3A55: Material Document and Classification: MIL-A-7021,CL 1 MIL SPEC ALL MATERIAL RESPONSES OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Aperture Diameter: 1.250 INCHES NOMINAL IN; Style Designator: CIRCULAR. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5330-00-292-0395 still in active supply?

NSN 5330-00-292-0395 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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