PartsTable TECHNICAL DATA SHEET

JULY 2026Technical Data Sheet

ST3Tube Seating Tool

Name: ST3
SKU: 5120-00-701-6716

Aar Allen Services, Inc Dba Aar Component Services Wellington · NSN 5120-00-701-6716 · FSC 5120 · No Item Name Available

Verified by PartsTable

NSN 5120-00-701-6716 — this item is cataloged by the U.S. Government under National Stock Number 5120-00-701-6716. Primary manufacturer part number: ST3.

5120-00-701-6716 — No Item Name Available illustration

Features

Tube Seating Tool — FSC 5120
1 verified cross-reference
Primary manufacturer: Aar Allen Services, Inc Dba Aar Component Services Wellington

Applications

Fluid conveyance
Hydraulic system plumbing
Pneumatic line routing

General Description

The Tube Seating Tool, cataloged under National Stock Number 5120-00-701-6716, is classified within Federal Supply Class 5120 (No Item Name Available) of the Hand Tools group. The primary manufacturer of record is Aar Allen Services, Inc Dba Aar Component Services Wellington. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts

Item Name	Tube Seating Tool
FSC / FSG	5120 — No Item Name Available (FSG 51)
Manufacturers	Aar Allen Services, Inc Dba Aar Component Services Wellington (CAGE 26101)

Technical Specifications

Parameter	Value
NSN	5120-00-701-6716
Primary Part Number	ST3
Item Name	Tube Seating Tool
FSC / FSG	5120 / 51 — No Item Name Available
Manufacturer	Aar Allen Services, Inc Dba Aar Component Services Wellington
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
HAZMAT	No

⇄ Verified Substitutes 9

3110-00-293-9028SM3-6A INTERCHANGEABLE

Bearing,roller,rod End

Rexnord Industries, Llc Div Aerosspace Bearing Operation

5930-00-557-98017561K4 INTERCHANGEABLE

Switch,toggle

Eaton Electrical Inc. Dba Cuttler Hmmer Cmrcl Cntrls Div Div Vehicle Controls Business Unit

5340-00-826-9333S53 INTERCHANGEABLE

Plunger,quick Release

Hutchinson Aerospace & Industry, Inc. Dba Vlier Div Vlier

5975-00-885-1949 INTERCHANGEABLE

Box Connector,electrical

5998-01-094-3159 INTERCHANGEABLE

Circuit Card Assembly

3439-01-104-3393ST-4 INTERCHANGEABLE

Stand,soldering Iron Miniature

M.m. Newman Corp

5310-01-129-0615 INTERCHANGEABLE

Washer,spring Tension

4910-01-466-0581 INTERCHANGEABLE

Maaler,temperatur,o

3439-01-576-4159 INTERCHANGEABLE

Tip,electric Soldering Iron

Cross-Reference Index

Part Number	Manufacturer
ST3 PRIMARY	Aar Allen Services, Inc Dba Aar Component Services Wellington (USA)

Related Parts

3110-00-293-9028INTERCHANGEABLE

BEARING,ROLLER,ROD END

SM3-6A

5930-00-557-9801INTERCHANGEABLE

SWITCH,TOGGLE

7561K4

5340-00-826-9333INTERCHANGEABLE

PLUNGER,QUICK RELEASE

S53

5975-00-885-1949INTERCHANGEABLE

BOX CONNECTOR,ELECTRICAL

5998-01-094-3159INTERCHANGEABLE

CIRCUIT CARD ASSEMBLY

3439-01-104-3393INTERCHANGEABLE

STAND,SOLDERING IRON MINIATURE

ST-4

5310-01-129-0615INTERCHANGEABLE

WASHER,SPRING TENSION

4910-01-466-0581INTERCHANGEABLE

MAALER,TEMPERATUR,O

3439-01-576-4159INTERCHANGEABLE

TIP,ELECTRIC SOLDERING IRON

Frequently Asked Questions

What is NSN 5120-00-701-6716?

NSN 5120-00-701-6716 is a Tube Seating Tool, manufactured by Aar Allen Services, Inc Dba Aar Component Services Wellington, classified under FSC 5120 (No Item Name Available). Status: active.

What are the part numbers for NSN 5120-00-701-6716?

NSN 5120-00-701-6716 has 1 cross-referenced part number: ST3 (Aar Allen Services, Inc Dba Aar Component Services Wellington).

What NSN replaces 5120-00-701-6716?

There are 9 known substitutes for 5120-00-701-6716: 3110-00-293-9028, 5930-00-557-9801, 5340-00-826-9333 and 6 more. Verify interchangeability with system specifications before substitution.

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.

PartsTable Design LLC · partstable.com