PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21017Poppet Assembly,check,precooler

Rogerson Aircraft Equipment Group · NSN 1660-01-012-2865 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-01-012-2865 — this item is cataloged by the U.S. Government under National Stock Number 1660-01-012-2865. Primary manufacturer part number: 21017.
Features
  • Poppet Assembly,check,precooler — FSC 1660
  • General Characteristics Item Description: 0.283 IN. LG,0.250 IN. H,0.250 IN. W IN
  • 1 verified cross-reference
  • Primary manufacturer: Rogerson Aircraft Equipment Group
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Poppet Assembly,check,precooler, cataloged under National Stock Number 1660-01-012-2865, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Rogerson Aircraft Equipment Group. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). 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.

Technical Specifications
ParameterValue
NSN1660-01-012-2865
Primary Part Number21017
Item NamePoppet Assembly,check,precooler
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerRogerson Aircraft Equipment Group
StatusACTIVE
General Characteristics Item Description0.283 IN. LG,0.250 IN. H,0.250 IN. W IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5120-00-061-8543 INTERCHANGEABLE
Hammer,hand
2990-00-357-9490 INTERCHANGEABLE
Bearing,shaft
5935-00-807-6534DDF38C2S INTERCHANGEABLE
Connector,receptacle,electrical
Itt Cannon Llc
5940-00-983-6094 INTERCHANGEABLE
Terminal Board
5360-01-157-6883WF2-1017 INTERCHANGEABLE
Spring,helical,compression
Malabar
5985-01-338-155921017 INTERCHANGEABLE
Antenna
Del Norte Technology Inc
5998-01-424-100721017 INTERCHANGEABLE
Circuit Card Assembly
Giga-Tronics Incorporated Dba Giga-Tronics
5120-01-430-7892 INTERCHANGEABLE
Wrench,open End
5340-01-432-62162-1017 INTERCHANGEABLE
Catch,clamping
Star Cases Llc Dba Zero Manufacturing
3010-01-486-3193 INTERCHANGEABLE
Drive Unit,angle
Cross-Reference Index
Part NumberManufacturer
21017 PRIMARY Rogerson Aircraft Equipment Group (USA)
Related Parts
5120-00-061-8543INTERCHANGEABLE
HAMMER,HAND
2990-00-357-9490INTERCHANGEABLE
BEARING,SHAFT
5935-00-807-6534INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
DDF38C2S
5940-00-983-6094INTERCHANGEABLE
TERMINAL BOARD
5360-01-157-6883INTERCHANGEABLE
SPRING,HELICAL,COMPRESSION
WF2-1017
5985-01-338-1559INTERCHANGEABLE
ANTENNA
21017
5998-01-424-1007INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
21017
5120-01-430-7892INTERCHANGEABLE
WRENCH,OPEN END
5340-01-432-6216INTERCHANGEABLE
CATCH,CLAMPING
2-1017
3010-01-486-3193INTERCHANGEABLE
DRIVE UNIT,ANGLE

Frequently Asked Questions

What is NSN 1660-01-012-2865?

NSN 1660-01-012-2865 is a Poppet Assembly,check,precooler, manufactured by Rogerson Aircraft Equipment Group, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-01-012-2865?

NSN 1660-01-012-2865 has 1 cross-referenced part number: 21017 (Rogerson Aircraft Equipment Group).

What NSN replaces 1660-01-012-2865?

There are 10 known substitutes for 1660-01-012-2865: 5120-00-061-8543, 2990-00-357-9490, 5935-00-807-6534 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21017?

Key specifications for 21017: End Item Identification: MODEL NO. A10A ACFT; General Characteristics Item Description: 0.283 IN. LG,0.250 IN. H,0.250 IN. W 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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