PartsTable TECHNICAL DATA SHEET

NSN 3020-01-237-2771Government record, cited

Pulley, Groove3020-01-237-2771

NSN 3020-01-237-2771 · NIIN 012372771 · Part number TH143/58

Assembly & Test Worldwide, Inc. · FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain · FSG 30 — Mechanical Power Transmission Equipment · CAGE 31147

Government record, cited

NSN 3020-01-237-2771 — this item is cataloged by the U.S. Government under National Stock Number 3020-01-237-2771. Manufacturer of record part number: TH143/58.

Also searched as 3020-01-237-2771 · 3020012372771 · NIIN 012372771 · 01-237-2771 · FSC 3020 Gears, Pulleys, Sprockets, and Transmission Chain · CAGE 31147 · TH143/58 · TH143/5B

Nearby stock numbers ← 3020-01-237-2768 Gear, Bevel · 3020-01-237-3328 Pulley, Groove →

Features

Pulley,groove — FSC 3020
1 manufacturer part number on file
Manufacturer of record: Assembly & Test Worldwide, Inc.

Identification

NSN: 3020-01-237-2771
NIIN: 012372771
FSC: 3020 — Gears, Pulleys, Sprockets, and Transmission Chain
FSG: 30 — Mechanical Power Transmission Equipment
Primary part number: TH143/58
Manufacturer: Assembly & Test Worldwide, Inc.

General Description

The Pulley,groove, cataloged under National Stock Number 3020-01-237-2771, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Assembly & Test Worldwide, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.

Catalog Facts

Item Name	Pulley,groove
FSC / FSG	3020 — Gears, Pulleys, Sprockets, and Transmission Chain (FSG 30)
Manufacturers	Assembly & Test Worldwide, Inc. (CAGE 31147)

Technical Specifications

Parameter	Value
NSN	3020-01-237-2771
Primary Part Number	TH143/58
Item Name	Pulley,groove
FSC / FSG	3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain
Manufacturer	Assembly & Test Worldwide, 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)

Cross-Reference Index

Part Number	Manufacturer
TH143/58 PRIMARY	Assembly & Test Worldwide, Inc. (USA)

Reference documents

Reference	Meaning
TH143/5B	C/1 Advisory reference — outside the item-of-supply concept Assembly & Test Worldwide, Inc.

No interchangeability data on file.

Other items in FSC 3020 — Gears, Pulleys, Sprockets, and Transmission Chain

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

3020-00-000-0091

GEAR,SPUR

3020-00-001-0027

3020-00-001-0027 · Item name not on file

3020-00-001-0028

3020-00-001-0028 · Item name not on file

3020-00-001-0063

3020-00-001-0063 · Item name not on file

3020-00-001-0064

3020-00-001-0064 · Item name not on file

3020-00-001-0066

3020-00-001-0066 · Item name not on file

3020-00-001-0071

3020-00-001-0071 · Item name not on file

3020-00-001-0072

3020-00-001-0072 · Item name not on file

Frequently Asked Questions

What is NSN 3020-01-237-2771?

NSN 3020-01-237-2771 is a Pulley,groove, manufactured by Assembly & Test Worldwide, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.

What part numbers are listed for NSN 3020-01-237-2771?

NSN 3020-01-237-2771 has 1 manufacturer part number on file: TH143/58 (Assembly & Test Worldwide, Inc.).

Is NSN 3020-01-237-2771 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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