PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

99-1058Gasket

Ontic Engineering & Manufacturing, Inc Dba Ontic Us · NSN 5330-00-599-1103 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-599-1103 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-599-1103. Primary manufacturer part number: 99-1058.
Features
  • Gasket — FSC 5330
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Outside Diameter: 1.037 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN
  • Style Designator: CIRCULAR
  • Cross-Sectional Thickness: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
  • Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
  • Aperture Diameter: 0.932 INCHES MINIMUM AND 0.947 INCHES MAXIMUM IN
  • Elongation Percentage: 200 MAXIMUM
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Rubber Butadiene-Acrylonitrile Class Nbr Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-599-1103, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Ontic Engineering & Manufacturing, Inc Dba Ontic Us. Government technical data includes 9 verified specifications, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-599-1103
Primary Part Number99-1058
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerOntic Engineering & Manufacturing, Inc Dba Ontic Us
StatusACTIVE
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
Outside Diameter1.037 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN
Style DesignatorCIRCULAR
Cross-Sectional Thickness0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
MaterialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL
Aperture Diameter0.932 INCHES MINIMUM AND 0.947 INCHES MAXIMUM IN
Elongation Percentage200 MAXIMUM
Hardness Rating65.0 SHORE DUROMETER A NOMINAL OVERALL
Material Document and ClassificationMIL-P-5315 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6545-01-467-54160001 INTERCHANGEABLE
Medical Airway Management Set
Servicesource Inc
4820-01-600-5400991-058 INTERCHANGEABLE
Parts Kit,valve
Sun Hydraulics Corporation
Cross-Reference Index
Part NumberManufacturer
99-1058 Donallco Inc (USA)
99-1058 PRIMARY Ontic Engineering & Manufacturing, Inc Dba Ontic Us (USA)
Related Parts
6545-01-467-5416INTERCHANGEABLE
MEDICAL AIRWAY MANAGEMENT SET
0001
4820-01-600-5400INTERCHANGEABLE
PARTS KIT,VALVE
991-058

Frequently Asked Questions

What is NSN 5330-00-599-1103?

NSN 5330-00-599-1103 is a Gasket, manufactured by Ontic Engineering & Manufacturing, Inc Dba Ontic Us, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-599-1103?

NSN 5330-00-599-1103 has 2 cross-referenced part numbers: 99-1058 (Donallco Inc), 99-1058 (Ontic Engineering & Manufacturing, Inc Dba Ontic Us).

What NSN replaces 5330-00-599-1103?

There are 2 known substitutes for 5330-00-599-1103: 6545-01-467-5416, 4820-01-600-5400. Verify interchangeability with system specifications before substitution.

What are the specifications of 99-1058?

Key specifications for 99-1058: Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Outside Diameter: 1.037 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN; Style Designator: CIRCULAR; Cross-Sectional Thickness: 0.105 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com