PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

17821Piston,transfer,val

Eaton Aerospace Llc Dba Eaton Aerospace Jackson · NSN 1630-00-890-2776 · FSC 1630 · No Item Name Available
Verified by PartsTable
NSN 1630-00-890-2776 — this item is cataloged by the U.S. Government under National Stock Number 1630-00-890-2776. Primary manufacturer part number: 17821.
Features
  • Piston,transfer,val — FSC 1630
  • 1 verified cross-reference
  • Primary manufacturer: Eaton Aerospace Llc Dba Eaton Aerospace Jackson
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Piston,transfer,val, cataloged under National Stock Number 1630-00-890-2776, is classified within Federal Supply Class 1630 (No Item Name Available) of the Aircraft Components and Accessories 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. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NamePiston,transfer,val
FSC / FSG1630 — No Item Name Available (FSG 16)
ManufacturersEaton Aerospace Llc Dba Eaton Aerospace Jackson (CAGE 99643)
Technical Specifications
ParameterValue
NSN1630-00-890-2776
Primary Part Number17821
Item NamePiston,transfer,val
FSC / FSG1630 / 16 — No Item Name Available
ManufacturerEaton Aerospace Llc Dba Eaton Aerospace Jackson
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5360-00-352-6197A1657 INTERCHANGEABLE
Spring,helical,torsion
Twin Disc, Incorporated Dba Twin Disc Mid-Atlantic
2805-00-358-322817821 INTERCHANGEABLE
Packing
Dana Automotive Systems Group, Llc Dba Dana Sealing Products
5330-00-496-070917821 INTERCHANGEABLE
Gasket
Provision, Inc. Dba Provision Inc
6625-00-603-907917821 INTERCHANGEABLE
Trigger Unit Assy
Cardwell Condenser Corp Lapointe-Admiral Div
6130-00-617-1774 INTERCHANGEABLE
Power Supply
2990-00-707-7513T-7280 INTERCHANGEABLE
Muffler,exhaust
Cummins Filtration Inc.
6625-01-030-7189 INTERCHANGEABLE
Ammeter
2815-01-396-195917821 INTERCHANGEABLE
Guide,valve Stem
Westerbeke Corporation
5905-01-396-93170178210005 INTERCHANGEABLE
Resistor,fixed,film
Riimic, Llc Dba Sunair Electronics
5305-01-665-091717821 INTERCHANGEABLE
Screw,cap,socket Head
Stanley Black & Decker, Inc. Dba Stanley Hydraulic Tools Div Stanley Hydraulic Tools
Cross-Reference Index
Part NumberManufacturer
17821 PRIMARY Eaton Aerospace Llc Dba Eaton Aerospace Jackson (USA)
Related Parts
5360-00-352-6197INTERCHANGEABLE
SPRING,HELICAL,TORSION
A1657
2805-00-358-3228INTERCHANGEABLE
PACKING
17821
5330-00-496-0709INTERCHANGEABLE
GASKET
17821
6625-00-603-9079INTERCHANGEABLE
TRIGGER UNIT ASSY
17821
6130-00-617-1774INTERCHANGEABLE
POWER SUPPLY
2990-00-707-7513INTERCHANGEABLE
MUFFLER,EXHAUST
T-7280
6625-01-030-7189INTERCHANGEABLE
AMMETER
2815-01-396-1959INTERCHANGEABLE
GUIDE,VALVE STEM
17821
5905-01-396-9317INTERCHANGEABLE
RESISTOR,FIXED,FILM
0178210005
5305-01-665-0917INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD
17821

Frequently Asked Questions

What is NSN 1630-00-890-2776?

NSN 1630-00-890-2776 is a Piston,transfer,val, manufactured by Eaton Aerospace Llc Dba Eaton Aerospace Jackson, classified under FSC 1630 (No Item Name Available). Status: active.

What are the part numbers for NSN 1630-00-890-2776?

NSN 1630-00-890-2776 has 1 cross-referenced part number: 17821 (Eaton Aerospace Llc Dba Eaton Aerospace Jackson).

What NSN replaces 1630-00-890-2776?

There are 10 known substitutes for 1630-00-890-2776: 5360-00-352-6197, 2805-00-358-3228, 5330-00-496-0709 and 7 more. Verify interchangeability with system specifications before substitution.

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