PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

123893Plate,poppet Valve

Grimes Aerospace Company · NSN 2915-00-449-1635 · FSC 2915 · No Item Name Available
Verified by PartsTable
NSN 2915-00-449-1635 — this item is cataloged by the U.S. Government under National Stock Number 2915-00-449-1635. Primary manufacturer part number: 123893.
Features
  • Plate,poppet Valve — FSC 2915
  • General Characteristics Item Description: STAINLESS STEEL,67.5 TO 70.5 HARDNESS ROCKWELL C SCALE,1.500 IN. O/A DIA IN
  • 1 verified cross-reference
  • Primary manufacturer: Grimes Aerospace Company
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Plate,poppet Valve, cataloged under National Stock Number 2915-00-449-1635, is classified within Federal Supply Class 2915 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Grimes Aerospace Company. 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2915-00-449-1635
Primary Part Number123893
Item NamePlate,poppet Valve
FSC / FSG2915 / 29 — No Item Name Available
ManufacturerGrimes Aerospace Company
StatusACTIVE
General Characteristics Item DescriptionSTAINLESS STEEL,67.5 TO 70.5 HARDNESS ROCKWELL C SCALE,1.500 IN. O/A DIA IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-00-216-781017K1NC INTERCHANGEABLE
Disk,valve
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Cross-Reference Index
Part NumberManufacturer
123893 PRIMARY Grimes Aerospace Company (USA)
Related Parts
4820-00-216-7810INTERCHANGEABLE
DISK,VALVE
17K1NC

Frequently Asked Questions

What is NSN 2915-00-449-1635?

NSN 2915-00-449-1635 is a Plate,poppet Valve, manufactured by Grimes Aerospace Company, classified under FSC 2915 (No Item Name Available). Status: active.

What are the part numbers for NSN 2915-00-449-1635?

NSN 2915-00-449-1635 has 1 cross-referenced part number: 123893 (Grimes Aerospace Company).

What NSN replaces 2915-00-449-1635?

There is 1 known substitute for 2915-00-449-1635: 4820-00-216-7810. Verify interchangeability with system specifications before substitution.

What are the specifications of 123893?

Key specifications for 123893: General Characteristics Item Description: STAINLESS STEEL,67.5 TO 70.5 HARDNESS ROCKWELL C SCALE,1.500 IN. O/A DIA IN. 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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