PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SL02Slate and Pencil,divers

Underwater Diving Inc Dba Trident · NSN 4220-00-910-0850 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-00-910-0850 — this item is cataloged by the U.S. Government under National Stock Number 4220-00-910-0850. Primary manufacturer part number: SL02.
Features
  • Slate and Pencil,divers — FSC 4220
  • General Characteristics Item Description: WHITE ACRYLIC,3.800 IN. BY 5.500 IN. BY 0.100 IN. W/ BLACK GREASE PENCIL AND HOLDER; PENCIL ATTACHED TO SLATE BY PLASTIC LINE IN
  • 4 verified cross-references
  • Primary manufacturer: Underwater Diving Inc Dba Trident
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Slate and Pencil,divers, cataloged under National Stock Number 4220-00-910-0850, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Underwater Diving Inc Dba Trident. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4220-00-910-0850
Primary Part NumberSL02
Item NameSlate and Pencil,divers
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerUnderwater Diving Inc Dba Trident
StatusACTIVE
General Characteristics Item DescriptionWHITE ACRYLIC,3.800 IN. BY 5.500 IN. BY 0.100 IN. W/ BLACK GREASE PENCIL AND HOLDER; PENCIL ATTACHED TO SLATE BY PLASTIC LINE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 10
5950-00-064-5479984692-2 INTERCHANGEABLE
Transformer,power
Raytheon Company Dba Raytheon
5950-00-090-4090424-102 INTERCHANGEABLE
Transformer Assembly
Bae Systems Information and Electronic Systems Integration Inc.
5305-00-144-3997 INTERCHANGEABLE
Screw,machine
5365-00-474-3576 INTERCHANGEABLE
Spacer,sleeve
5935-00-687-11097423373-5 INTERCHANGEABLE
Connector,plug,electrical
Lockheed Martin Corporation Div Rms
4820-01-286-1959CO3-00620-T INTERCHANGEABLE
Valve,float
Alkota Cleaning Systems Inc
5935-01-344-26296079 INTERCHANGEABLE
Plug,tip
Keystone Electronics Corp
2910-01-354-5531 INTERCHANGEABLE
Pump,fuel,electrical
1080-01-421-2221 INTERCHANGEABLE
Cover,camouflage Screening
5305-01-709-05276079 INTERCHANGEABLE
Setscrew
Depco Pump Company Inc.
Cross-Reference Index
Part NumberManufacturer
SL02 PRIMARY Underwater Diving Inc Dba Trident (USA)
6079 Seamco Sporting Goods Co (USA)
SL02 Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip (USA)
9220-00 Dacor Corp (USA)
Related Parts
5950-00-064-5479INTERCHANGEABLE
TRANSFORMER,POWER
984692-2
5950-00-090-4090INTERCHANGEABLE
TRANSFORMER ASSEMBLY
424-102
5305-00-144-3997INTERCHANGEABLE
SCREW,MACHINE
5365-00-474-3576INTERCHANGEABLE
SPACER,SLEEVE
5935-00-687-1109INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
7423373-5
4820-01-286-1959INTERCHANGEABLE
VALVE,FLOAT
CO3-00620-T
5935-01-344-2629INTERCHANGEABLE
PLUG,TIP
6079
2910-01-354-5531INTERCHANGEABLE
PUMP,FUEL,ELECTRICAL
1080-01-421-2221INTERCHANGEABLE
COVER,CAMOUFLAGE SCREENING
5305-01-709-0527INTERCHANGEABLE
SETSCREW
6079

Frequently Asked Questions

What is NSN 4220-00-910-0850?

NSN 4220-00-910-0850 is a Slate and Pencil,divers, manufactured by Underwater Diving Inc Dba Trident, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-00-910-0850?

NSN 4220-00-910-0850 has 4 cross-referenced part numbers: SL02 (Underwater Diving Inc Dba Trident), 6079 (Seamco Sporting Goods Co), SL02 (Mar-Vel International, Inc. Dba Mar-Vel Underwater Equip), 9220-00 (Dacor Corp).

What NSN replaces 4220-00-910-0850?

There are 10 known substitutes for 4220-00-910-0850: 5950-00-064-5479, 5950-00-090-4090, 5305-00-144-3997 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SL02?

Key specifications for SL02: General Characteristics Item Description: WHITE ACRYLIC,3.800 IN. BY 5.500 IN. BY 0.100 IN. W/ BLACK GREASE PENCIL AND HOLDER; PENCIL ATTACHED TO SLATE BY PLASTIC LINE 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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