Anode, Corrosion Preventive5340-01-640-7880

NSN 5340-01-640-7880 · NIIN 016407880 · Part number RB-S

Sea Shield Marine Products, Inc. · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 1V986

Government record, cited

NSN 5340-01-640-7880 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-640-7880. Manufacturer of record part number: RB-S.

Also searched as 5340-01-640-7880 · 5340016407880 · NIIN 016407880 · 01-640-7880 · FSC 5340 Hardware, Commercial · CAGE 1V986 · RB-S

Nearby stock numbers ← 5340-01-640-7878 Bumper · 5340-01-640-7910 Handle, Bow →

Features

Anode,corrosion Preventive — FSC 5340
Style Designator: HEAT EXCHANGER SLAB PIPE CORE
Outside Diameter: 2.690 INCHES NOMINAL IN
Core Diameter: 0.275 INCHES NOMINAL IN
Construction: SOLID
Thickness: 0.775 INCHES NOMINAL IN
1 manufacturer part number on file
Manufacturer of record: Sea Shield Marine Products, Inc.

Identification

NSN: 5340-01-640-7880
NIIN: 016407880
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: RB-S
Manufacturer: Sea Shield Marine Products, Inc.

General Description

The Anode,corrosion Preventive, cataloged under National Stock Number 5340-01-640-7880, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Sea Shield Marine Products, Inc.. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications

Parameter	Value
NSN	5340-01-640-7880
Primary Part Number	RB-S
Item Name	Anode,corrosion Preventive
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Sea Shield Marine Products, Inc.
Status	ACTIVE
Style Designator	HEAT EXCHANGER SLAB PIPE CORE
Outside Diameter	2.690 INCHES NOMINAL IN
Core Diameter	0.275 INCHES NOMINAL IN
Construction	SOLID
Thickness	0.775 INCHES NOMINAL IN

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	Possible hazard — SDS may be required (DLA HMIC P)
Criticality Code	X
Unit of Issue	EA

Cross-Reference Index

Part Number	Manufacturer
RB-S PRIMARY	Sea Shield Marine Products, Inc. (USA)

No interchangeability data on file.

Other items in FSC 5340 — Hardware, Commercial

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5340-00-000-0068

COVER,ACCESS

5340-00-000-0132

SEAT,HELICAL COMPRESSION SPRING

5340-00-000-8150

5340-00-000-8150 · Item name not on file

5340-00-001-1251

5340-00-001-1251 · Item name not on file

5340-00-001-1264

STRAP,WEBBING

5340-00-001-1265

STRAP,WEBBING

5340-00-001-1266

STRAP,WEBBING

5340-00-001-1275

HANDLE,DOOR

Frequently Asked Questions

What is NSN 5340-01-640-7880?

NSN 5340-01-640-7880 is a Anode,corrosion Preventive, manufactured by Sea Shield Marine Products, Inc., classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-640-7880?

NSN 5340-01-640-7880 has 1 manufacturer part number on file: RB-S (Sea Shield Marine Products, Inc.).

What are the specifications of RB-S?

Key specifications for RB-S: Style Designator: HEAT EXCHANGER SLAB PIPE CORE; Outside Diameter: 2.690 INCHES NOMINAL IN; Core Diameter: 0.275 INCHES NOMINAL IN; Construction: SOLID. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-640-7880 hazardous material?

Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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