PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

787AS520Gasket

Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier · NSN 5330-01-021-9056 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-021-9056 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-021-9056. Primary manufacturer part number: 787AS520.
Features
  • Gasket — FSC 5330
  • 2 verified cross-references
  • Primary manufacturer: Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
General Description

The Gasket, cataloged under National Stock Number 5330-01-021-9056, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. This item has 2 commercial cross-references from 2 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
NSN5330-01-021-9056
Primary Part Number787AS520
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerNaval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
1560-00-148-212310-006-2 INTERCHANGEABLE
Fitting,support,ejection Handle
Bell Textron Inc
5905-00-273-9474100-062 INTERCHANGEABLE
Resistor Network,fixed,film
Vishay Thin Film Llc Div Vishay Thin Film
5340-00-454-2897100062 INTERCHANGEABLE
Bumper
Anchor Elastotech Llc
5910-00-668-6562 INTERCHANGEABLE
Capacitor,fixed,electrolytic
5325-00-842-2613 INTERCHANGEABLE
Ring,retaining
5950-01-013-7337100062 INTERCHANGEABLE
Transformer,power
Transistor Devices Inc Div Astrodyne Tdi High Power Business Unit
5325-01-195-5659 INTERCHANGEABLE
Ring,retaining
5910-01-214-5961100062 INTERCHANGEABLE
Capacitor,fixed,ceramic Dielectr
Astronics Test Systems Inc
5342-01-271-6336100062 INTERCHANGEABLE
Clamp,tube
Hydra-Zorb Co
4810-01-440-387110006-2 INTERCHANGEABLE
Valve,butterfly
Morpac Industries, Inc Div Actuator
Cross-Reference Index
Part NumberManufacturer
787AS520 PRIMARY Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA)
100062 Prc Composites, Llc Dba Globe Plastics (USA)
Related Parts
1560-00-148-2123INTERCHANGEABLE
FITTING,SUPPORT,EJECTION HANDLE
10-006-2
5905-00-273-9474INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
100-062
5340-00-454-2897INTERCHANGEABLE
BUMPER
100062
5910-00-668-6562INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
5325-00-842-2613INTERCHANGEABLE
RING,RETAINING
5950-01-013-7337INTERCHANGEABLE
TRANSFORMER,POWER
100062
5325-01-195-5659INTERCHANGEABLE
RING,RETAINING
5910-01-214-5961INTERCHANGEABLE
CAPACITOR,FIXED,CERAMIC DIELECTR
100062
5342-01-271-6336INTERCHANGEABLE
CLAMP,TUBE
100062
4810-01-440-3871INTERCHANGEABLE
VALVE,BUTTERFLY
10006-2
4820-01-450-9312INTERCHANGEABLE
DISK,RUPTURABLE
10006-2
5365-01-488-5001INTERCHANGEABLE
SPACER,RING
100062

Frequently Asked Questions

What is NSN 5330-01-021-9056?

NSN 5330-01-021-9056 is a Gasket, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-021-9056?

NSN 5330-01-021-9056 has 2 cross-referenced part numbers: 787AS520 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), 100062 (Prc Composites, Llc Dba Globe Plastics).

What NSN replaces 5330-01-021-9056?

There are 12 known substitutes for 5330-01-021-9056: 1560-00-148-2123, 5905-00-273-9474, 5340-00-454-2897 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 787AS520?

Key specifications for 787AS520: Overall Width: 34.750 INCHES NOMINAL IN; Overall Length: 161.000 INCHES NOMINAL IN. 2 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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