PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

86421Gasket,valve

Honeywell International Inc. Div Aerospace - Torrance · NSN 2935-00-486-0971 · FSC 2935 · No Item Name Available
Verified by PartsTable
NSN 2935-00-486-0971 — this item is cataloged by the U.S. Government under National Stock Number 2935-00-486-0971. Primary manufacturer part number: 86421.
Features
  • Gasket,valve — FSC 2935
  • General Characteristics Item Description: 7.590 IN. MIN,7.650 IN. MAX LG; 1.970 IN. MIN,2.030 IN. MAX DIA 3 HOLES; 0.330 IN. MIN,0.350 IN. MAX DIA 8 HOLES IN
  • 5 verified cross-references
  • Primary manufacturer: Honeywell International Inc. Div Aerospace - Torrance
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
General Description

The Gasket,valve, cataloged under National Stock Number 2935-00-486-0971, is classified within Federal Supply Class 2935 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2935-00-486-0971
Primary Part Number86421
Item NameGasket,valve
FSC / FSG2935 / 29 — No Item Name Available
ManufacturerHoneywell International Inc. Div Aerospace - Torrance
StatusACTIVE
General Characteristics Item Description7.590 IN. MIN,7.650 IN. MAX LG; 1.970 IN. MIN,2.030 IN. MAX DIA 3 HOLES; 0.330 IN. MIN,0.350 IN. MAX DIA 8 HOLES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
1680-00-091-2711 INTERCHANGEABLE
Disconnect Assembly
3455-01-440-0779 INTERCHANGEABLE
Cutter Tool Set,lathe
7610-01-685-506186421 INTERCHANGEABLE
Manual,technical
Viavi Solutionsllc
Cross-Reference Index
Part NumberManufacturer
2935PL0643914 Jednolity Indeks Materialowy - Uniform Material Index (POL)
86421 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
86421 Lockheed Martin Services, Llc (USA)
86421 PRIMARY Honeywell International Inc. Div Aerospace - Torrance (USA)
86421 Lockheed Martin Corp (USA)
Related Parts
1680-00-091-2711INTERCHANGEABLE
DISCONNECT ASSEMBLY
3455-01-440-0779INTERCHANGEABLE
CUTTER TOOL SET,LATHE
7610-01-685-5061INTERCHANGEABLE
MANUAL,TECHNICAL
86421

Frequently Asked Questions

What is NSN 2935-00-486-0971?

NSN 2935-00-486-0971 is a Gasket,valve, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 2935 (No Item Name Available). Status: active.

What are the part numbers for NSN 2935-00-486-0971?

NSN 2935-00-486-0971 has 5 cross-referenced part numbers: 2935PL0643914 (Jednolity Indeks Materialowy - Uniform Material Index), 86421 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 86421 (Lockheed Martin Services, Llc), 86421 (Honeywell International Inc. Div Aerospace - Torrance), 86421 (Lockheed Martin Corp).

What NSN replaces 2935-00-486-0971?

There are 3 known substitutes for 2935-00-486-0971: 1680-00-091-2711, 3455-01-440-0779, 7610-01-685-5061. Verify interchangeability with system specifications before substitution.

What are the specifications of 86421?

Key specifications for 86421: General Characteristics Item Description: 7.590 IN. MIN,7.650 IN. MAX LG; 1.970 IN. MIN,2.030 IN. MAX DIA 3 HOLES; 0.330 IN. MIN,0.350 IN. MAX DIA 8 HOLES IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com