Clamp, Block5340-01-718-5403

NSN 5340-01-718-5403 · NIIN 017185403 · Part number 503-9520-01

Universal Sonar Mount · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 68RH1

Government record, cited

NSN 5340-01-718-5403 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-718-5403. Manufacturer of record part number: 503-9520-01.

Also searched as 5340-01-718-5403 · 5340017185403 · NIIN 017185403 · 01-718-5403 · FSC 5340 Hardware, Commercial · CAGE 68RH1 · 503-9520-01

Nearby stock numbers ← 5340-01-718-5396 Bellows, Protection · 5340-01-718-5409 Clamp, Block →

Features

Clamp,block — FSC 5340
Clamping Hole Quantity: 1
Mounting Facility: CLAMP
Color: RED
1 manufacturer part number on file
Manufacturer of record: Universal Sonar Mount

Identification

NSN: 5340-01-718-5403
NIIN: 017185403
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: 503-9520-01
Manufacturer: Universal Sonar Mount

General Description

The Clamp,block, cataloged under National Stock Number 5340-01-718-5403, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Universal Sonar Mount. Government technical data includes 3 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.

Technical Specifications

Parameter	Value
NSN	5340-01-718-5403
Primary Part Number	503-9520-01
Item Name	Clamp,block
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Universal Sonar Mount
Status	ACTIVE
Clamping Hole Quantity	1
Mounting Facility	CLAMP
Color	RED

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

Cross-Reference Index

Part Number	Manufacturer
503-9520-01 PRIMARY	Universal Sonar Mount (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 5340-01-718-5403?

NSN 5340-01-718-5403 is a Clamp,block, manufactured by Universal Sonar Mount, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-718-5403?

NSN 5340-01-718-5403 has 1 manufacturer part number on file: 503-9520-01 (Universal Sonar Mount).

What are the specifications of 503-9520-01?

Key specifications for 503-9520-01: Clamping Hole Quantity: 1; Mounting Facility: CLAMP; Color: RED; Part Name Assigned by Controlling Agency: CLAMP DIFF GPS POLE 01. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5340-01-718-5403 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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