PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5000-25Cap,protective,dust and Moisture

Dixon Valve & Coupling Company, Llc Div Dixon Fire · NSN 5340-01-666-7679 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-01-666-7679 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-666-7679. Primary manufacturer part number: 5000-25.
Features
  • Cap,protective,dust and Moisture — FSC 5340
  • Overall Diameter: 167.0 MILLIMETERS NOMINAL MM
  • 1 verified cross-reference
  • Primary manufacturer: Dixon Valve & Coupling Company, Llc Div Dixon Fire
Applications
  • General assembly and fastening
  • Structural repair and reinforcement
  • Facility maintenance hardware
General Description

The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-666-7679, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Dixon Valve & Coupling Company, Llc Div Dixon Fire. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference 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
NSN5340-01-666-7679
Primary Part Number5000-25
Item NameCap,protective,dust and Moisture
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerDixon Valve & Coupling Company, Llc Div Dixon Fire
StatusACTIVE
Overall Diameter167.0 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6130-01-399-7490100513 SUCCESSOR
Rectifier Assembly,metallic
Dynarad
5920-00-280-4465 INTERCHANGEABLE
Fuse,cartridge
5930-00-835-8289500025 INTERCHANGEABLE
Switch Assembly
North Atlantic Industries, Inc. Dba North Atlantic Industries
5310-01-088-8960530454-10 INTERCHANGEABLE
Washer,spring Tension
Raytheon Company Dba Raytheon
5961-01-276-87701978067-115 INTERCHANGEABLE
Semiconductor Device,thyristor
Northrop Grumman Systems Corporation
6625-01-327-8377500025 INTERCHANGEABLE
Ammeter
Pacific Power Source Inc
4820-01-371-0495500025-01RH-1 INTERCHANGEABLE
Gear Operator,valve
Tri-Tec Manufacturing Llc
5998-01-384-6045 INTERCHANGEABLE
Printed Circuit Board
4220-01-544-0314500-025 INTERCHANGEABLE
Mask,diver's
Kirby Morgan Dive Systems Inc
4820-01-641-6305500025-01RH-2 INTERCHANGEABLE
Gear Operator,valve
Tri-Tec Manufacturing Llc
Cross-Reference Index
Part NumberManufacturer
5000-25 PRIMARY Dixon Valve & Coupling Company, Llc Div Dixon Fire (USA)
Related Parts
6130-01-399-7490SUCCESSOR
RECTIFIER ASSEMBLY,METALLIC
100513
5920-00-280-4465INTERCHANGEABLE
FUSE,CARTRIDGE
5930-00-835-8289INTERCHANGEABLE
SWITCH ASSEMBLY
500025
5310-01-088-8960INTERCHANGEABLE
WASHER,SPRING TENSION
530454-10
5961-01-276-8770INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
1978067-115
6625-01-327-8377INTERCHANGEABLE
AMMETER
500025
4820-01-371-0495INTERCHANGEABLE
GEAR OPERATOR,VALVE
500025-01RH-1
5998-01-384-6045INTERCHANGEABLE
PRINTED CIRCUIT BOARD
4220-01-544-0314INTERCHANGEABLE
MASK,DIVER'S
500-025
4820-01-641-6305INTERCHANGEABLE
GEAR OPERATOR,VALVE
500025-01RH-2
4820-01-649-0374INTERCHANGEABLE
GEAR OPERATOR,VALVE
500025-02LH-2
4820-01-687-4791INTERCHANGEABLE
GEAR OPERATOR,VALVE
500025-02LH-1

Frequently Asked Questions

What is NSN 5340-01-666-7679?

NSN 5340-01-666-7679 is a Cap,protective,dust and Moisture, manufactured by Dixon Valve & Coupling Company, Llc Div Dixon Fire, classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-01-666-7679?

NSN 5340-01-666-7679 has 1 cross-referenced part number: 5000-25 (Dixon Valve & Coupling Company, Llc Div Dixon Fire).

What NSN replaces 5340-01-666-7679?

There are 12 known substitutes for 5340-01-666-7679: 6130-01-399-7490, 5920-00-280-4465, 5930-00-835-8289 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5000-25?

Key specifications for 5000-25: Special Features: INSIDE DEPTH 35MM;OUTSIDE DEPTH 45MM;WEIGHT 1.4300 LBS LBS; Overall Diameter: 167.0 MILLIMETERS NOMINAL MM; Part Name Assigned by Controlling Agency: API DUST CAP NYLON; Overall Height: 45.0 MILLIMETERS NOMINAL MM. 4 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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