PartsTable TECHNICAL DATA SHEET

NSN 5340-01-124-3521Government record, cited

Plug, Expansion5340-01-124-3521

NSN 5340-01-124-3521 · NIIN 011243521 · Part number D-7270

Us Jack Co · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 0E3L5

Government record, cited

NSN 5340-01-124-3521 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-124-3521. Manufacturer of record part number: D-7270.

Also searched as 5340-01-124-3521 · 5340011243521 · NIIN 011243521 · 01-124-3521 · FSC 5340 Hardware, Commercial · CAGE 0E3L5 · D-7270

Nearby stock numbers ← 5340-01-124-3396 · 5340-01-124-3546 Bracket, Angle →

Features

Plug,expansion — FSC 5340
1 manufacturer part number on file
Manufacturer of record: Us Jack Co

Identification

NSN: 5340-01-124-3521
NIIN: 011243521
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: D-7270
Manufacturer: Us Jack Co

General Description

The Plug,expansion, cataloged under National Stock Number 5340-01-124-3521, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Us Jack Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Plug,expansion
FSC / FSG	5340 — Hardware, Commercial (FSG 53)
Manufacturers	Us Jack Co (CAGE 0E3L5)

Technical Specifications

Parameter	Value
NSN	5340-01-124-3521
Primary Part Number	D-7270
Item Name	Plug,expansion
FSC / FSG	5340 / 53 — Hardware, Commercial
Manufacturer	Us Jack Co
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL B — Remove Demilitarization Key Points
Hazard	Possible hazard — SDS may be required (DLA HMIC P)

Cross-Reference Index

Part Number	Manufacturer
D-7270 PRIMARY	Us Jack Co (USA)

Reference documents

Reference	Meaning
D-7270	5/9 Secondary reference Jay-Em Aerospace Corporation

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 5340-01-124-3521?

NSN 5340-01-124-3521 is a Plug,expansion, manufactured by Us Jack Co, classified under FSC 5340, Hardware, Commercial. Status: active.

What part numbers are listed for NSN 5340-01-124-3521?

NSN 5340-01-124-3521 has 1 manufacturer part number on file: D-7270 (Us Jack Co).

Is NSN 5340-01-124-3521 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.

What is the DEMIL code for NSN 5340-01-124-3521?

NSN 5340-01-124-3521 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.

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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