PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

30137Piston,aircraft

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 4820-01-081-7973 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-081-7973 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-081-7973. Primary manufacturer part number: 30137.
Features
  • Piston,aircraft — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Piston,aircraft, cataloged under National Stock Number 4820-01-081-7973, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Eaton Aerospace Llc Dba Eaton Aerospace Jackson. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-081-7973
Primary Part Number30137
Item NamePiston,aircraft
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
1420-00-010-4620301-3-7 INTERCHANGEABLE
Boot,rod End
Burke Industries Purosil Div
3110-00-100-062799100 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
3120-00-194-330130137 INTERCHANGEABLE
Bushing,sleeve
Komatsu America Corporation
3120-00-213-0729PC461S43-14PC3 INTERCHANGEABLE
Stave,bearing
Naval Ship Systems Command
5930-00-327-880130137 INTERCHANGEABLE
Switch,hook
Telephone Company of America Incorporated
1660-00-485-571230137 INTERCHANGEABLE
Base-Pressure Relie
Hamilton Sundstrand Corporation Dba Collins Aerospace
5310-01-337-126630137 INTERCHANGEABLE
Nut,self-Locking,hexagon
Dana Light Axle Products, Llc Dba Dana Light Axle Products
3455-01-364-8162301-37 INTERCHANGEABLE
Cutter,milling,plain
Kennametal Inc. Div Kennametal Industrial Products Group
Cross-Reference Index
Part NumberManufacturer
30137 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
1420-00-010-4620INTERCHANGEABLE
BOOT,ROD END
301-3-7
3110-00-100-0627INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
99100
3120-00-194-3301INTERCHANGEABLE
BUSHING,SLEEVE
30137
3120-00-213-0729INTERCHANGEABLE
STAVE,BEARING
PC461S43-14PC3
5930-00-327-8801INTERCHANGEABLE
SWITCH,HOOK
30137
1660-00-485-5712INTERCHANGEABLE
BASE-PRESSURE RELIE
30137
5310-01-337-1266INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
30137
3455-01-364-8162INTERCHANGEABLE
CUTTER,MILLING,PLAIN
301-37

Frequently Asked Questions

What is NSN 4820-01-081-7973?

NSN 4820-01-081-7973 is a Piston,aircraft, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-081-7973?

NSN 4820-01-081-7973 has 1 cross-referenced part number: 30137 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 4820-01-081-7973?

There are 8 known substitutes for 4820-01-081-7973: 1420-00-010-4620, 3110-00-100-0627, 3120-00-194-3301 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 30137?

Key specifications for 30137: End Item Identification: AIRCRAFT MODEL F-14. 1 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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