PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

158-7526Plug,anode Retaining

Aqua-Chem, Inc. Dba Aqua-Chem Inc · NSN 5342-00-873-2557 · FSC 5342 · Mount,resilient,weapon System
Verified by PartsTable
NSN 5342-00-873-2557 — this item is cataloged by the U.S. Government under National Stock Number 5342-00-873-2557. Primary manufacturer part number: 158-7526.
Features
  • Plug,anode Retaining — FSC 5342
  • Material: COPPER ALLOY OVERALL
  • Drive End Style: HEXAGON
  • Thread Direction: RIGHT-HAND EXTERNAL
  • Thread Series Designator: UNF INTERNAL
  • Nominal Thread Size: 1.062 INCHES EXTERNAL IN
  • Thread Direction: RIGHT-HAND INTERNAL
  • Thread Series Designator: UNEF EXTERNAL
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Plug,anode Retaining, cataloged under National Stock Number 5342-00-873-2557, is classified within Federal Supply Class 5342 (Mount,resilient,weapon System) of the Hardware and Abrasives group. The primary manufacturer of record is Aqua-Chem, Inc. Dba Aqua-Chem Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5342-00-873-2557
Primary Part Number158-7526
Item NamePlug,anode Retaining
FSC / FSG5342 / 53 — Mount,resilient,weapon System
ManufacturerAqua-Chem, Inc. Dba Aqua-Chem Inc
StatusCANCELLED
MaterialCOPPER ALLOY OVERALL
Drive End StyleHEXAGON
Thread DirectionRIGHT-HAND EXTERNAL
Thread Series DesignatorUNF INTERNAL
Nominal Thread Size1.062 INCHES EXTERNAL IN
Thread DirectionRIGHT-HAND INTERNAL
Thread Series DesignatorUNEF EXTERNAL
Thread Class2B AND 2A LOCATION NOT OTHERWISE SPECIFIED A
Connection StylePLAIN
Nominal Thread Size0.216 INCHES INTERNAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5985-00-068-37822557 INTERCHANGEABLE
Coupler,directional
Aeg Canada Inc
5325-00-171-9890 INTERCHANGEABLE
Grommet,nonmetallic
6115-00-322-02332557 INTERCHANGEABLE
Mount,anti-Vibratio
Drs Naval Power Systems Inc Dba Drs Power & Control Technologies Inc
5985-01-426-73982557 INTERCHANGEABLE
Case,antenna
Tech Resources, Inc
5305-01-624-07682557 INTERCHANGEABLE
Screw,machine
Teledyne Flir Unmanned Ground Systems, Inc
6625-01-675-59402557 INTERCHANGEABLE
Oscilloscope
B&k Precision Corp Div B&k Precision Corporation
Cross-Reference Index
Part NumberManufacturer
858-7762 Aqua-Chem, Inc. (USA)
158-7526 Aqua-Chem, Inc. (USA)
158-A-7705 Aqua-Chem, Inc. (USA)
158-7526 Jay Bee Machine Works, Inc (USA)
159-7328-A Aqua-Chem, Inc. (USA)
158-7526 PRIMARY Aqua-Chem, Inc. Dba Aqua-Chem Inc (USA)
2557 National B-Cam Inc. Dba National Towelette Company (USA)
106190-53 Aqua-Chem, Inc. (USA)
ZDMEP61H15363 Siemens Energy, Inc. (USA)
Related Parts
5985-00-068-3782INTERCHANGEABLE
COUPLER,DIRECTIONAL
2557
5325-00-171-9890INTERCHANGEABLE
GROMMET,NONMETALLIC
6115-00-322-0233INTERCHANGEABLE
MOUNT,ANTI-VIBRATIO
2557
5985-01-426-7398INTERCHANGEABLE
CASE,ANTENNA
2557
5305-01-624-0768INTERCHANGEABLE
SCREW,MACHINE
2557
6625-01-675-5940INTERCHANGEABLE
OSCILLOSCOPE
2557

Frequently Asked Questions

What is NSN 5342-00-873-2557?

NSN 5342-00-873-2557 is a Plug,anode Retaining, manufactured by Aqua-Chem, Inc. Dba Aqua-Chem Inc, classified under FSC 5342 (Mount,resilient,weapon System). Status: cancelled.

What are the part numbers for NSN 5342-00-873-2557?

NSN 5342-00-873-2557 has 9 cross-referenced part numbers: 858-7762 (Aqua-Chem, Inc.), 158-7526 (Aqua-Chem, Inc.), 158-A-7705 (Aqua-Chem, Inc.), 158-7526 (Jay Bee Machine Works, Inc), 159-7328-A (Aqua-Chem, Inc.) and 4 more.

What NSN replaces 5342-00-873-2557?

There are 6 known substitutes for 5342-00-873-2557: 5985-00-068-3782, 5325-00-171-9890, 6115-00-322-0233 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 158-7526?

Key specifications for 158-7526: Material: COPPER ALLOY OVERALL; Drive End Style: HEXAGON; Thread Direction: RIGHT-HAND EXTERNAL; Thread Series Designator: UNF INTERNAL. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5342-00-873-2557 still in active supply?

NSN 5342-00-873-2557 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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