PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-314902 ITEM 44Hatch,marine

Railway Specialties Corp Div Railway Specialties Corporation · NSN 2040-01-460-0999 · FSC 2040 · No Item Name Available
Verified by PartsTable
NSN 2040-01-460-0999 — this item is cataloged by the U.S. Government under National Stock Number 2040-01-460-0999. Primary manufacturer part number: B-314902 ITEM 44.
Features
  • Hatch,marine — FSC 2040
  • Material: STEEL CORROSION RESISTING PANEL
  • Coaming Height: 13.000 INCHES NOMINAL IN
  • Operating Location: ABOVE AND BELOW
  • Spring Balance Feature: NOT INCLUDED
  • Coaming Thickness: 0.4375 INCHES NOMINAL IN
  • Opening Length: 30.000 INCHES NOMINAL IN
  • Hasp: INCLUDED
Applications
  • Applications requiring Steel Corrosion Resisting Panel construction
General Description

The Hatch,marine, cataloged under National Stock Number 2040-01-460-0999, is classified within Federal Supply Class 2040 (No Item Name Available) of the Ship and Marine Equipment group. The primary manufacturer of record is Railway Specialties Corp Div Railway Specialties Corporation. Government technical data includes 11 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
NSN2040-01-460-0999
Primary Part NumberB-314902 ITEM 44
Item NameHatch,marine
FSC / FSG2040 / 20 — No Item Name Available
ManufacturerRailway Specialties Corp Div Railway Specialties Corporation
StatusACTIVE
MaterialSTEEL CORROSION RESISTING PANEL
Coaming Height13.000 INCHES NOMINAL IN
Operating LocationABOVE AND BELOW
Spring Balance FeatureNOT INCLUDED
Coaming Thickness0.4375 INCHES NOMINAL IN
Opening Length30.000 INCHES NOMINAL IN
HaspINCLUDED
ScuttleINCLUDED
Opening Width30.000 INCHES NOMINAL IN
Operating Control TypeINDIVIDUAL DOG
Installation DesignRAISED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5910-00-342-3018 INTERCHANGEABLE
Capacitor,fixed,plastic Dielectr
3020-00-368-890711341 INTERCHANGEABLE
Pinion,reduction Ge
Rexnord Industries Llc
4730-00-369-4664501681 INTERCHANGEABLE
Elbow,pipe to Hose
U S Army Tank Automotive Command Amsta-Im-Mm
5950-00-706-9436 INTERCHANGEABLE
Transformer,radio Frequency
3040-01-256-366411341B INTERCHANGEABLE
Lever,manual Control
Windham Lifts Inc
4820-01-312-19501134-1 INTERCHANGEABLE
Retainer,seat,valve
R & D Machine Rafael Anaya Div Defense Logistics Agency
4820-01-425-786311341.001.103 INTERCHANGEABLE
Disk,valve
Anderson Greenwood Lp Dba Anderson Greenwood Crosby
2040-01-452-0072B-314902 0FN.003-35 INTERCHANGEABLE
Scuttle,marine
Railway Specialties Corp Div Railway Specialties Corporation
2040-01-457-9039B-314902 INTERCHANGEABLE
Hatch,marine
Railway Specialties Corp Div Railway Specialties Corporation
Cross-Reference Index
Part NumberManufacturer
1-134-1 Railway Specialties Corp Div Railway Specialties Corporation (USA)
B-314902 Railway Specialties Corp Div Railway Specialties Corporation (USA)
B-314902 ITEM 44 PRIMARY Railway Specialties Corp Div Railway Specialties Corporation (USA)
Related Parts
5910-00-342-3018INTERCHANGEABLE
CAPACITOR,FIXED,PLASTIC DIELECTR
3020-00-368-8907INTERCHANGEABLE
PINION,REDUCTION GE
11341
4730-00-369-4664INTERCHANGEABLE
ELBOW,PIPE TO HOSE
501681
5950-00-706-9436INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
3040-01-256-3664INTERCHANGEABLE
LEVER,MANUAL CONTROL
11341B
4820-01-312-1950INTERCHANGEABLE
RETAINER,SEAT,VALVE
1134-1
4820-01-425-7863INTERCHANGEABLE
DISK,VALVE
11341.001.103
2040-01-452-0072INTERCHANGEABLE
SCUTTLE,MARINE
B-314902 0FN.003-35
2040-01-457-9039INTERCHANGEABLE
HATCH,MARINE
B-314902

Frequently Asked Questions

What is NSN 2040-01-460-0999?

NSN 2040-01-460-0999 is a Hatch,marine, manufactured by Railway Specialties Corp Div Railway Specialties Corporation, classified under FSC 2040 (No Item Name Available). Status: active.

What are the part numbers for NSN 2040-01-460-0999?

NSN 2040-01-460-0999 has 3 cross-referenced part numbers: 1-134-1 (Railway Specialties Corp Div Railway Specialties Corporation), B-314902 (Railway Specialties Corp Div Railway Specialties Corporation), B-314902 ITEM 44 (Railway Specialties Corp Div Railway Specialties Corporation).

What NSN replaces 2040-01-460-0999?

There are 9 known substitutes for 2040-01-460-0999: 5910-00-342-3018, 3020-00-368-8907, 4730-00-369-4664 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B-314902 ITEM 44?

Key specifications for B-314902 ITEM 44: Material: STEEL CORROSION RESISTING PANEL; Coaming Height: 13.000 INCHES NOMINAL IN; Operating Location: ABOVE AND BELOW; Spring Balance Feature: NOT INCLUDED. 12 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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