PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1347-1216 PART 101986Disk,valve

Transdigm Inc Div Aero Fluid Products · NSN 4820-01-323-7691 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-323-7691 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-323-7691. Primary manufacturer part number: 1347-1216 PART 101986.
Features
  • Disk,valve — FSC 4820
  • 2 verified cross-references
  • Primary manufacturer: Transdigm Inc Div Aero Fluid Products
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-323-7691, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Transdigm Inc Div Aero Fluid Products. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersCircor Aerospace, Inc. Dba Circor Aerospace Inc (CAGE 91816); Transdigm Inc Div Aero Fluid Products (CAGE 96124)
Technical Specifications
ParameterValue
NSN4820-01-323-7691
Primary Part Number1347-1216 PART 101986
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTransdigm Inc Div Aero Fluid Products
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
5365-00-278-4994 INTERCHANGEABLE
Plug,machine Thread
5998-00-539-6342101986 INTERCHANGEABLE
Circuit Card Assembly
Aimtron Systems, Llc
6610-00-942-3149101986 INTERCHANGEABLE
Desiccant Assy
Astronautics Corporation of America
5930-01-566-1516101986 INTERCHANGEABLE
Switch Assembly
Dramco, Inc.
Cross-Reference Index
Part NumberManufacturer
101986 Circor Aerospace, Inc. Dba Circor Aerospace Inc (USA)
1347-1216 PART 101986 PRIMARY Transdigm Inc Div Aero Fluid Products (USA)
Related Parts
5365-00-278-4994INTERCHANGEABLE
PLUG,MACHINE THREAD
5998-00-539-6342INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
101986
6610-00-942-3149INTERCHANGEABLE
DESICCANT ASSY
101986
5930-01-566-1516INTERCHANGEABLE
SWITCH ASSEMBLY
101986

Frequently Asked Questions

What is NSN 4820-01-323-7691?

NSN 4820-01-323-7691 is a Disk,valve, manufactured by Transdigm Inc Div Aero Fluid Products, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-323-7691?

NSN 4820-01-323-7691 has 2 cross-referenced part numbers: 101986 (Circor Aerospace, Inc. Dba Circor Aerospace Inc), 1347-1216 PART 101986 (Transdigm Inc Div Aero Fluid Products).

What NSN replaces 4820-01-323-7691?

There are 4 known substitutes for 4820-01-323-7691: 5365-00-278-4994, 5998-00-539-6342, 6610-00-942-3149 and 1 more. Verify interchangeability with system specifications before substitution.

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