PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1604-206Cap,electrical

Pennwalt Corp S S White Industrial Products Div · NSN 5999-00-686-9935 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-686-9935 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-686-9935. Primary manufacturer part number: 1604-206.
Features
  • Cap,electrical — FSC 5999
  • Chain: NOT INCLUDED
  • Material: CELLULOSE ACETATE BODY
  • Length: 0.672 INCHES NOMINAL IN
  • Mounting Method: THREAD
  • Insert: NOT INCLUDED
  • Fastening Facility: RIBBED EDGE
  • Thread Size: 9/16-18
Applications
  • Applications requiring Cellulose Acetate Body construction
General Description

The Cap,electrical, cataloged under National Stock Number 5999-00-686-9935, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Pennwalt Corp S S White Industrial Products Div. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-686-9935
Primary Part Number1604-206
Item NameCap,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerPennwalt Corp S S White Industrial Products Div
StatusACTIVE
ChainNOT INCLUDED
MaterialCELLULOSE ACETATE BODY
Length0.672 INCHES NOMINAL IN
Mounting MethodTHREAD
InsertNOT INCLUDED
Fastening FacilityRIBBED EDGE
Thread Size9/16-18
Diameter0.750 INCHES NOMINAL IN
ChainNOT INCLUDED
MaterialCELLULOSE ACETATE BODY
Length0.672 INCHES NOMINAL IN
Mounting MethodTHREAD
InsertNOT INCLUDED
Fastening FacilityRIBBED EDGE
Thread Size9/16-18
Diameter0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Unit of IssueEA
SMR CodeY
Verified Substitutes 1
5340-00-579-5669MST206 INTERCHANGEABLE
Cap,protective,dust and Moisture
Bunzl Plastic Inc Dba Alliance Plastics
Cross-Reference Index
Part NumberManufacturer
1604-206 Pennwalt Corp S S White Industrial Products Div (USA)
1604-206BLACK Robroy Industries Inc Robroy Plastics Div (USA)
1604-206 Pennwalt Corp S S White Div (USA)
Related Parts
5340-00-579-5669INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
MST206

Frequently Asked Questions

What is NSN 5999-00-686-9935?

NSN 5999-00-686-9935 is a Cap,electrical, manufactured by Pennwalt Corp S S White Industrial Products Div, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-686-9935?

NSN 5999-00-686-9935 has 3 cross-referenced part numbers: 1604-206 (Pennwalt Corp S S White Industrial Products Div), 1604-206BLACK (Robroy Industries Inc Robroy Plastics Div), 1604-206 (Pennwalt Corp S S White Div).

What NSN replaces 5999-00-686-9935?

There is 1 known substitute for 5999-00-686-9935: 5340-00-579-5669. Verify interchangeability with system specifications before substitution.

What are the specifications of 1604-206?

Key specifications for 1604-206: Chain: NOT INCLUDED; Material: CELLULOSE ACETATE BODY; Length: 0.672 INCHES NOMINAL IN; Mounting Method: THREAD. 16 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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