PartsTable TECHNICAL DATA SHEET

NSN 4320-01-503-5569Government record, cited

Yoke, Extend Chain4320-01-503-5569

NSN 4320-01-503-5569 · NIIN 015035569 · Part number 7138991

Jlg Industries, Inc. · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 1YHH8

Government record, cited

NSN 4320-01-503-5569 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-503-5569. Manufacturer of record part number: 7138991.

Also searched as 4320-01-503-5569 · 4320015035569 · NIIN 015035569 · 01-503-5569 · FSC 4320 Power and Hand Pumps · CAGE 1YHH8 · 7138991

Nearby stock numbers ← 4320-01-503-5508 Pump, Rotary · 4320-01-503-5666 Pump, Hydraulic →

Features

Yoke,extend Chain — FSC 4320
1 manufacturer part number on file
Manufacturer of record: Jlg Industries, Inc.

Identification

NSN: 4320-01-503-5569
NIIN: 015035569
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 7138991
Manufacturer: Jlg Industries, Inc.

General Description

The Yoke,extend Chain, cataloged under National Stock Number 4320-01-503-5569, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Jlg Industries, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Technical Specifications

Parameter	Value
NSN	4320-01-503-5569
Primary Part Number	7138991
Item Name	Yoke,extend Chain
FSC / FSG	4320 / 43 — Power and Hand Pumps
Manufacturer	Jlg Industries, Inc.
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
7138991 PRIMARY	Jlg Industries, Inc. (USA)

Reference documents

Reference	Meaning
7138991	5/9 Secondary reference Trak International

No interchangeability data on file.

Other items in FSC 4320 — Power and Hand Pumps

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

4320-00-001-1633

4320-00-001-1633 · Item name not on file

4320-00-001-2628

RETAINER AND PIN

4320-00-001-2629

HOUSING AND PIN

4320-00-001-2630

PUMP,CENTRIFUGAL

4320-00-001-2631

4320-00-001-2631 · Item name not on file

4320-00-001-2632

4320-00-001-2632 · Item name not on file

4320-00-001-3377

4320-00-001-3377 · Item name not on file

4320-00-001-3384

4320-00-001-3384 · Item name not on file

Frequently Asked Questions

What is NSN 4320-01-503-5569?

NSN 4320-01-503-5569 is a Yoke,extend Chain, manufactured by Jlg Industries, Inc., classified under FSC 4320, Power and Hand Pumps. Status: active.

What part numbers are listed for NSN 4320-01-503-5569?

NSN 4320-01-503-5569 has 1 manufacturer part number on file: 7138991 (Jlg Industries, Inc.).

What are the specifications of 7138991?

Key specifications for 7138991: End Item Identification: 3930-01-486-2151. 0 specifications are documented in the U.S. Government catalog.

Is NSN 4320-01-503-5569 hazardous material?

No hazard code in the DLA record (HMIC N). 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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