Tube, Metallic4710-01-066-2974

NSN 4710-01-066-2974 · NIIN 010662974 · Part number 155966

Cummins Inc. · FSC 4710 — Pipe, Tube and Rigid Tubing · FSG 47 — Pipe, Tubing, Hose, and Fittings · CAGE 15434

Government record, cited

NSN 4710-01-066-2974 — this item is cataloged by the U.S. Government under National Stock Number 4710-01-066-2974. Manufacturer of record part number: 155966.

Also searched as 4710-01-066-2974 · 4710010662974 · NIIN 010662974 · 01-066-2974 · FSC 4710 Pipe, Tube and Rigid Tubing · CAGE 15434 · 155966

Nearby stock numbers ← 4710-01-066-2973 · 4710-01-066-2975 →

4710-01-066-2974 — Pipe, Tube and Rigid Tubing

Features

Tube,metallic — FSC 4710
Measuring Method and Length: 1.937 INCHES NOMINAL STANDARD IN
First End Length From Groove to End: 0.125 INCHES NOMINAL IN
First End Style: OUTSIDE GROOVED
Diameter: 2.312 INCHES NOMINAL IN
Cross-Sectional Shape Style: PLAIN ROUND
Wall Thickness: 0.375 INCHES NOMINAL IN
Second End Relationship with First End: IDENTICAL

Identification

NSN: 4710-01-066-2974
NIIN: 010662974
FSC: 4710 — Pipe, Tube and Rigid Tubing
FSG: 47 — Pipe, Tubing, Hose, and Fittings
Primary part number: 155966
Manufacturer: Cummins Inc.

General Description

The Tube,metallic, cataloged under National Stock Number 4710-01-066-2974, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Cummins Inc.. Government technical data includes 11 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	4710-01-066-2974
Primary Part Number	155966
Item Name	Tube,metallic
FSC / FSG	4710 / 47 — Pipe, Tube and Rigid Tubing
Manufacturer	Cummins Inc.
Status	ACTIVE
Measuring Method and Length	1.937 INCHES NOMINAL STANDARD IN
First End Length From Groove to End	0.125 INCHES NOMINAL IN
First End Style	OUTSIDE GROOVED
Diameter	2.312 INCHES NOMINAL IN
Cross-Sectional Shape Style	PLAIN ROUND
Wall Thickness	0.375 INCHES NOMINAL IN
Second End Relationship with First End	IDENTICAL
First End Groove Diameter	2.187 INCHES NOMINAL IN
Material	COPPER ALLOY
First End Groove Width	0.156 INCHES NOMINAL IN
Construction	SEAMLESS

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
155966 PRIMARY	Cummins Inc. (USA)

Frequently Asked Questions

What is NSN 4710-01-066-2974?

NSN 4710-01-066-2974 is a Tube,metallic, manufactured by Cummins Inc., classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.

What part numbers are listed for NSN 4710-01-066-2974?

NSN 4710-01-066-2974 has 1 manufacturer part number on file: 155966 (Cummins Inc.).

What are the specifications of 155966?

Key specifications for 155966: Measuring Method and Length: 1.937 INCHES NOMINAL STANDARD IN; First End Length From Groove to End: 0.125 INCHES NOMINAL IN; First End Style: OUTSIDE GROOVED; Diameter: 2.312 INCHES NOMINAL IN. 11 specifications are documented in the U.S. Government catalog.

Is NSN 4710-01-066-2974 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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