PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

HX-686F 23-621Gasket

DC Fabricators Inc · NSN 5330-01-699-6107 · FSC 5330 · No Item Name Available
Verified by PartsTable
NSN 5330-01-699-6107 — this item is cataloged by the U.S. Government under National Stock Number 5330-01-699-6107. Primary manufacturer part number: HX-686F 23-621.
Features
  • Gasket — FSC 5330
  • Center Hole Diameter: 41.344 INCHES NOMINAL IN
  • Cross Section Outside Diameter: 0.275 INCHES NOMINAL IN
  • Material: PLASTIC FLUOROCARBON OVERALL
  • 3 verified cross-references
  • Primary manufacturer: DC Fabricators Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Applications requiring Plastic Fluorocarbon Overall construction
General Description

The Gasket, cataloged under National Stock Number 5330-01-699-6107, is classified within Federal Supply Class 5330 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is DC Fabricators Inc. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5330-01-699-6107
Primary Part NumberHX-686F 23-621
Item NameGasket
FSC / FSG5330 / 53 — No Item Name Available
ManufacturerDC Fabricators Inc
StatusACTIVE
Center Hole Diameter41.344 INCHES NOMINAL IN
Cross Section Outside Diameter0.275 INCHES NOMINAL IN
MaterialPLASTIC FLUOROCARBON OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
4930-00-138-211423621 INTERCHANGEABLE
Collar,nozzle
Eaton Corporation Dba Eaton Inoac
4820-00-446-34092-362-1 INTERCHANGEABLE
Valve,check
Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division
5305-00-536-677023621 INTERCHANGEABLE
Screw,shoulder
B E Aerospace Inc Services Div
2815-00-920-698119614600 INTERCHANGEABLE
Housing,rocker Arm
Cummins Inc.
3110-00-980-121323621 INTERCHANGEABLE
Cup,tapered Roller Bearing
The Timken Corporation
5998-01-110-8706 INTERCHANGEABLE
Circuit Card Assembly
5935-01-218-396723621 INTERCHANGEABLE
Plate,retaining,electrical Conne
Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
6515-01-519-495223621 INTERCHANGEABLE
Tip,ear,tympanometer
Welch Allyn, Inc.
4730-01-594-975323621 INTERCHANGEABLE
Spool Piece
Parker Hannifin Corporation Div Hydraulic Systems Division
Cross-Reference Index
Part NumberManufacturer
HX-686F 23-621 PRIMARY DC Fabricators Inc (USA)
HX-2300M-23-621 DC Fabricators Inc (USA)
23-621 DC Fabricators Inc (USA)
Related Parts
4930-00-138-2114INTERCHANGEABLE
COLLAR,NOZZLE
23621
4820-00-446-3409INTERCHANGEABLE
VALVE,CHECK
2-362-1
5305-00-536-6770INTERCHANGEABLE
SCREW,SHOULDER
23621
2815-00-920-6981INTERCHANGEABLE
HOUSING,ROCKER ARM
19614600
3110-00-980-1213INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING
23621
5998-01-110-8706INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
5935-01-218-3967INTERCHANGEABLE
PLATE,RETAINING,ELECTRICAL CONNE
23621
6515-01-519-4952INTERCHANGEABLE
TIP,EAR,TYMPANOMETER
23621
4730-01-594-9753INTERCHANGEABLE
SPOOL PIECE
23621

Frequently Asked Questions

What is NSN 5330-01-699-6107?

NSN 5330-01-699-6107 is a Gasket, manufactured by DC Fabricators Inc, classified under FSC 5330 (No Item Name Available). Status: active.

What are the part numbers for NSN 5330-01-699-6107?

NSN 5330-01-699-6107 has 3 cross-referenced part numbers: HX-686F 23-621 (DC Fabricators Inc), HX-2300M-23-621 (DC Fabricators Inc), 23-621 (DC Fabricators Inc).

What NSN replaces 5330-01-699-6107?

There are 9 known substitutes for 5330-01-699-6107: 4930-00-138-2114, 4820-00-446-3409, 5305-00-536-6770 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of HX-686F 23-621?

Key specifications for HX-686F 23-621: Center Hole Diameter: 41.344 INCHES NOMINAL IN; End Item Identification: CAGE 65427, DRAWING HX-2300M 3049 SQ FT HEAT EXCHANGER; Part Name Assigned by Controlling Agency: GASKET, MAIN FLANGE (OUTER) O-RING; Cross Section Outside Diameter: 0.275 INCHES NOMINAL IN. 5 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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