PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HS1043-21Gasket

Hamilton Sundstrand Corporation Dba Collins Aerospace · NSN 5330-00-609-7718 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-00-609-7718 — this item is cataloged by the U.S. Government under National Stock Number 5330-00-609-7718. Primary manufacturer part number: HS1043-21.
Features
  • Gasket — FSC 5330
  • Maximum Pressure Rating: 800.0 POUNDS PER SQUARE INCH (PSI) LBS
  • Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION
  • Material: PAPER AND GLUE AND GLYCERIN OVERALL
  • Aperture Diameter: 1.880 INCHES NOMINAL IN
  • Cross-Sectional Thickness: 0.020 INCHES NOMINAL IN
  • Material Document and Classification: HH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL
  • Bolt Circle Diameter: 2.690 INCHES NOMINAL IN
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Paper and Glue and Glycerin Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-00-609-7718, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 9 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-00-609-7718
Primary Part NumberHS1043-21
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerHamilton Sundstrand Corporation Dba Collins Aerospace
StatusACTIVE
Maximum Pressure Rating800.0 POUNDS PER SQUARE INCH (PSI) LBS
Cross-Sectional Shape StyleSOLID SINGLE OR COMPOSITION
MaterialPAPER AND GLUE AND GLYCERIN OVERALL
Aperture Diameter1.880 INCHES NOMINAL IN
Cross-Sectional Thickness0.020 INCHES NOMINAL IN
Material Document and ClassificationHH-P-96 FED SPEC ALL MATERIAL RESPONSES OVERALL
Bolt Circle Diameter2.690 INCHES NOMINAL IN
Outside Diameter3.190 INCHES MINIMUM AND 3.220 INCHES MAXIMUM IN
Hole Diameter0.400 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-143-4833 INTERCHANGEABLE
Terminal Board
5133-00-189-9313 INTERCHANGEABLE
Drill,twist
5330-00-193-2840 INTERCHANGEABLE
Seal,plain Encased
5945-00-240-438820023 INTERCHANGEABLE
Relay Assembly
Se Relays Llc (magnecraft) Div Se Relays Llc (magnecraft)
5970-00-303-97592002-3 INTERCHANGEABLE
Insulator,bushing
Dynamic Air Engineering, Inc.
2920-00-420-7787 INTERCHANGEABLE
Switch,burner
5961-00-794-6198575R041H01 INTERCHANGEABLE
Holder,semiconductor Device
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
7490-00-955-428820023 INTERCHANGEABLE
Fence,feed
Pitney Bowes Inc.
5950-01-067-0998 INTERCHANGEABLE
Transformer,power
3040-01-091-384370400-02252-116 INTERCHANGEABLE
Connecting Link,rigid
Sikorsky Aircraft Corporation Dba Sikorsky Aircraft Corp
Cross-Reference Index
Part NumberManufacturer
HS1043-21 Hamilton Sundstrand Corporation Dba Collins Aerospace (USA)
20023 Helicopter Parts Service Inc (USA)
20023 Hiller Aircraft Corporation (USA)
Related Parts
5940-00-143-4833INTERCHANGEABLE
TERMINAL BOARD
5133-00-189-9313INTERCHANGEABLE
DRILL,TWIST
5330-00-193-2840INTERCHANGEABLE
SEAL,PLAIN ENCASED
5945-00-240-4388INTERCHANGEABLE
RELAY ASSEMBLY
20023
5970-00-303-9759INTERCHANGEABLE
INSULATOR,BUSHING
2002-3
2920-00-420-7787INTERCHANGEABLE
SWITCH,BURNER
5961-00-794-6198INTERCHANGEABLE
HOLDER,SEMICONDUCTOR DEVICE
575R041H01
7490-00-955-4288INTERCHANGEABLE
FENCE,FEED
20023
5950-01-067-0998INTERCHANGEABLE
TRANSFORMER,POWER
3040-01-091-3843INTERCHANGEABLE
CONNECTING LINK,RIGID
70400-02252-116
4820-01-192-3660INTERCHANGEABLE
STEM,FLUID VALVE
20023
5310-01-373-6163INTERCHANGEABLE
WASHER,FLAT
20023

Frequently Asked Questions

What is NSN 5330-00-609-7718?

NSN 5330-00-609-7718 is a Gasket, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-00-609-7718?

NSN 5330-00-609-7718 has 3 cross-referenced part numbers: HS1043-21 (Hamilton Sundstrand Corporation Dba Collins Aerospace), 20023 (Helicopter Parts Service Inc), 20023 (Hiller Aircraft Corporation).

What NSN replaces 5330-00-609-7718?

There are 12 known substitutes for 5330-00-609-7718: 5940-00-143-4833, 5133-00-189-9313, 5330-00-193-2840 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HS1043-21?

Key specifications for HS1043-21: Maximum Pressure Rating: 800.0 POUNDS PER SQUARE INCH (PSI) LBS; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Material: PAPER AND GLUE AND GLYCERIN OVERALL; Aperture Diameter: 1.880 INCHES NOMINAL IN. 9 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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