PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DC6Deck Closure Pontoon Dc6

Naval Facilities Engineering Command · NSN 2040-01-256-3157 · FSC 2040 · No Item Name Available
Verified by PartsTable
NSN 2040-01-256-3157 — this item is cataloged by the U.S. Government under National Stock Number 2040-01-256-3157. Primary manufacturer part number: DC6.
Features
  • Deck Closure Pontoon Dc6 — FSC 2040
  • General Characteristics Item Description: STEEL GRATING 8 1/4INX2FT 9 29/32IN.TYPE W/F SIZE 8;INCLUDES P/L 3/16INX3 9/16INX5FT 8 3/4IN;ASTM-A-36 IN
  • 3 verified cross-references
  • Primary manufacturer: Naval Facilities Engineering Command
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Deck Closure Pontoon Dc6, cataloged under National Stock Number 2040-01-256-3157, is classified within Federal Supply Class 2040 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Naval Facilities Engineering Command. Government technical data includes 1 verified specification, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN2040-01-256-3157
Primary Part NumberDC6
Item NameDeck Closure Pontoon Dc6
FSC / FSG2040 / 20 — No Item Name Available
ManufacturerNaval Facilities Engineering Command
StatusACTIVE
General Characteristics Item DescriptionSTEEL GRATING 8 1/4INX2FT 9 29/32IN.TYPE W/F SIZE 8;INCLUDES P/L 3/16INX3 9/16INX5FT 8 3/4IN;ASTM-A-36 IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5340-00-364-9560DC6 INTERCHANGEABLE
Cap,protective,dust and Moisture
Niagara Plastics L.l.c.
3455-00-654-2313 INTERCHANGEABLE
Cutter,milling,end
6850-00-664-4959SSP1401-M INTERCHANGEABLE
Silicone Compound
Specialty Silicone Products, Inc
2040-00-738-87396138923-29 INTERCHANGEABLE
Assembly Plate,pontoon
Naval Facilities Engineering Command
6530-01-077-4906DC6 INTERCHANGEABLE
Disposal Container,suture Needle
Johnson and Johnson Medical Inc Sub of Johnson and Johnson
2040-01-090-52046138923 FIND NO. 32 INTERCHANGEABLE
Plate Assembly,pontoon
Naval Facilities Engineering Command
4440-01-180-6338DC-6 INTERCHANGEABLE
Cartridge,dehydrator
Daniel L Bowers Company Inc Dba Miller/bowers Company
2040-01-256-19516138923 PIECE 166 INTERCHANGEABLE
Lifting Padeye
Naval Facilities Engineering Command
2040-01-256-1952PH11R INTERCHANGEABLE
Lifting Padeye
Naval Facilities Engineering Command
2040-01-256-1953AP7A-PH10 INTERCHANGEABLE
Gusset Plate
Naval Facilities Engineering Command
Cross-Reference Index
Part NumberManufacturer
DC6 PRIMARY Naval Facilities Engineering Command (USA)
6138923-203 PRIMARY Naval Facilities Engineering Command (USA)
6138923 Naval Facilities Engineering Command (USA)
Related Parts
5340-00-364-9560INTERCHANGEABLE
CAP,PROTECTIVE,DUST AND MOISTURE
DC6
3455-00-654-2313INTERCHANGEABLE
CUTTER,MILLING,END
6850-00-664-4959INTERCHANGEABLE
SILICONE COMPOUND
SSP1401-M
2040-00-738-8739INTERCHANGEABLE
ASSEMBLY PLATE,PONTOON
6138923-29
6530-01-077-4906INTERCHANGEABLE
DISPOSAL CONTAINER,SUTURE NEEDLE
DC6
2040-01-090-5204INTERCHANGEABLE
PLATE ASSEMBLY,PONTOON
6138923 FIND NO. 32
4440-01-180-6338INTERCHANGEABLE
CARTRIDGE,DEHYDRATOR
DC-6
2040-01-256-1951INTERCHANGEABLE
LIFTING PADEYE
6138923 PIECE 166
2040-01-256-1952INTERCHANGEABLE
LIFTING PADEYE
PH11R
2040-01-256-1953INTERCHANGEABLE
GUSSET PLATE
AP7A-PH10
2040-01-256-1954INTERCHANGEABLE
CHAIN PLATE
6138923-187
2040-01-256-8753INTERCHANGEABLE
DECK CLOSURE DC7-1
6138923

Frequently Asked Questions

What is NSN 2040-01-256-3157?

NSN 2040-01-256-3157 is a Deck Closure Pontoon Dc6, manufactured by Naval Facilities Engineering Command, classified under FSC 2040 (No Item Name Available). Status: active.

What are the part numbers for NSN 2040-01-256-3157?

NSN 2040-01-256-3157 has 3 cross-referenced part numbers: DC6 (Naval Facilities Engineering Command), 6138923-203 (Naval Facilities Engineering Command), 6138923 (Naval Facilities Engineering Command).

What NSN replaces 2040-01-256-3157?

There are 12 known substitutes for 2040-01-256-3157: 5340-00-364-9560, 3455-00-654-2313, 6850-00-664-4959 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of DC6?

Key specifications for DC6: General Characteristics Item Description: STEEL GRATING 8 1/4INX2FT 9 29/32IN.TYPE W/F SIZE 8;INCLUDES P/L 3/16INX3 9/16INX5FT 8 3/4IN;ASTM-A-36 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