PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8520-10Boots,divers'

Dacor Corp · NSN 4220-00-436-0399 · FSC 4220 · No Item Name Available
Verified by PartsTable
NSN 4220-00-436-0399 — this item is cataloged by the U.S. Government under National Stock Number 4220-00-436-0399. Primary manufacturer part number: 8520-10.
Features
  • Boots,divers' — FSC 4220
  • Size: LARGE
  • Material: RUBBER CHLOROPRENE UPPER
  • Color: BLACK OVERALL
  • Material: RUBBER SYNTHETIC SOLE
  • 8 verified cross-references
  • Primary manufacturer: Dacor Corp
Applications
  • Applications requiring Rubber Chloroprene Upper construction
General Description

The Boots,divers', cataloged under National Stock Number 4220-00-436-0399, 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 Dacor Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 2 manufacturers, 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
NSN4220-00-436-0399
Primary Part Number8520-10
Item NameBoots,divers'
FSC / FSG4220 / 42 — No Item Name Available
ManufacturerDacor Corp
StatusACTIVE
SizeLARGE
MaterialRUBBER CHLOROPRENE UPPER
ColorBLACK OVERALL
MaterialRUBBER SYNTHETIC SOLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5905-00-100-3962L25J2R0 INTERCHANGEABLE
Resistor,fixed,wire Wound
Ohmite Holding, L.l.c. Dba Ohmite Manufacturing
5985-00-757-05493041-20 INTERCHANGEABLE
Coupler,directional
Narda Holdings, Inc. Dba Narda-Miteq Div Narda-Miteq
6145-00-767-81248520-10 INTERCHANGEABLE
Wire,electrical
Belden Wire and Cable Co Wire and Cable Office
5340-00-920-1518304120 INTERCHANGEABLE
Seat,helical Compression Spring
Eaton Aerospace, Llc Dba Jackson South
5995-01-073-513715-50-01530 INTERCHANGEABLE
Cable Assembly,radio Frequency
Meggitt Safety Systems Inc
5821-01-159-9037339325 INTERCHANGEABLE
Module Assembly,vidicon Circuits
Northrop Grumman Corp Electronic Systems Defensive System Div
1260-01-192-2065340640 INTERCHANGEABLE
Lens Assembly,field
Northrop Grumman Corp Electronic Systems Defensive System Div
5935-01-320-3545 INTERCHANGEABLE
Socket,plug-in Electronic Compon
5340-01-651-0258339325-26R INTERCHANGEABLE
Clip,retaining
Lockheed Martin Corp
Cross-Reference Index
Part NumberManufacturer
00768225111337 Dacor Corp (USA)
3041-20 Aqualung Usa, Inc (USA)
3393-29 Aqualung Usa, Inc (USA)
3393-29L Aqualung Usa, Inc (USA)
3406-40 Aqualung Usa, Inc (USA)
8520-10 PRIMARY Dacor Corp (USA)
3393-25 Aqualung Usa, Inc (USA)
ZBK-L Dacor Corp (USA)
Related Parts
5905-00-100-3962INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND
L25J2R0
5985-00-757-0549INTERCHANGEABLE
COUPLER,DIRECTIONAL
3041-20
6145-00-767-8124INTERCHANGEABLE
WIRE,ELECTRICAL
8520-10
5340-00-920-1518INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
304120
5995-01-073-5137INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
15-50-01530
5821-01-159-9037INTERCHANGEABLE
MODULE ASSEMBLY,VIDICON CIRCUITS
339325
1260-01-192-2065INTERCHANGEABLE
LENS ASSEMBLY,FIELD
340640
5935-01-320-3545INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
5340-01-651-0258INTERCHANGEABLE
CLIP,RETAINING
339325-26R

Frequently Asked Questions

What is NSN 4220-00-436-0399?

NSN 4220-00-436-0399 is a Boots,divers', manufactured by Dacor Corp, classified under FSC 4220 (No Item Name Available). Status: active.

What are the part numbers for NSN 4220-00-436-0399?

NSN 4220-00-436-0399 has 8 cross-referenced part numbers: 00768225111337 (Dacor Corp), 3041-20 (Aqualung Usa, Inc), 3393-29 (Aqualung Usa, Inc), 3393-29L (Aqualung Usa, Inc), 3406-40 (Aqualung Usa, Inc) and 3 more.

What NSN replaces 4220-00-436-0399?

There are 9 known substitutes for 4220-00-436-0399: 5905-00-100-3962, 5985-00-757-0549, 6145-00-767-8124 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8520-10?

Key specifications for 8520-10: Special Features: MENS SIZE 10; Size: LARGE; Material: RUBBER CHLOROPRENE UPPER; Color: BLACK OVERALL. 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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