PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SKB-456 ITEM X203Cover,access

Coffin Turbo Pump Inc · NSN 5340-01-399-4678 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-399-4678 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-399-4678. Primary manufacturer part number: SKB-456 ITEM X203.
Features
  • Cover,access — FSC 5340
  • 2 verified cross-references
  • Primary manufacturer: Coffin Turbo Pump Inc
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cover,access, cataloged under National Stock Number 5340-01-399-4678, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Coffin Turbo Pump Inc. This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Catalog Facts
Item NameCover,access
FSC / FSG5340 — No Item Name Available (FSG 53)
ManufacturersCoffin Turbo Pump Inc (CAGE 0APJ5)
Technical Specifications
ParameterValue
NSN5340-01-399-4678
Primary Part NumberSKB-456 ITEM X203
Item NameCover,access
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerCoffin Turbo Pump Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Unit of IssueEA
Verified Substitutes 5
5930-00-056-8247172-3-8 INTERCHANGEABLE
Switch,push
Korry Electronics Co
6150-00-071-117962296 INTERCHANGEABLE
Cable Assembly,power,electrical
Viavi Solutionsllc
5935-00-476-4600990327-18 INTERCHANGEABLE
Connector,receptacle,electrical
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
5999-01-344-491617238 INTERCHANGEABLE
Heat Sink,electrical-Electronic
Rantec Power Systems Inc. Dba Rantec Power Systems
6150-01-626-9793 INTERCHANGEABLE
Cable Assembly,power,electrical
Cross-Reference Index
Part NumberManufacturer
SKB-456 ITEM X203 PRIMARY Coffin Turbo Pump Inc (USA)
17238 Coffin Turbo Pump Inc (USA)
Related Parts
5930-00-056-8247INTERCHANGEABLE
SWITCH,PUSH
172-3-8
6150-00-071-1179INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL
62296
5935-00-476-4600INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
990327-18
5999-01-344-4916INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
17238
6150-01-626-9793INTERCHANGEABLE
CABLE ASSEMBLY,POWER,ELECTRICAL

Frequently Asked Questions

What is NSN 5340-01-399-4678?

NSN 5340-01-399-4678 is a Cover,access, manufactured by Coffin Turbo Pump Inc, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-399-4678?

NSN 5340-01-399-4678 has 2 cross-referenced part numbers: SKB-456 ITEM X203 (Coffin Turbo Pump Inc), 17238 (Coffin Turbo Pump Inc).

What NSN replaces 5340-01-399-4678?

There are 5 known substitutes for 5340-01-399-4678: 5930-00-056-8247, 6150-00-071-1179, 5935-00-476-4600 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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