PartsTable TECHNICAL DATA SHEET

NSN 3110-01-644-0725Government record, cited

Bearing, Slewing Ring3110-01-644-0725

NSN 3110-01-644-0725 · NIIN 016440725 · Part number MTO-143

Kaydon Corporation Dba Kaydon Corp · FSC 3110 — Bearings, Antifriction, Unmounted · FSG 31 — Bearings · CAGE 32828

Government record, cited

NSN 3110-01-644-0725 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-644-0725. Manufacturer of record part number: MTO-143.

Also searched as 3110-01-644-0725 · 3110016440725 · NIIN 016440725 · 01-644-0725 · FSC 3110 Bearings, Antifriction, Unmounted · CAGE 32828 · MTO-143 · F160533 · F160533 REV A

Nearby stock numbers ← 3110-01-644-0223 Bearing, Ball, Steering Shaft · 3110-01-644-0733 Cup, Tapered Roller Bearing →

3110-01-644-0725 — Bearings, Antifriction, Unmounted

Features

Bearing,slewing Ring — FSC 3110
1 manufacturer part number on file
Manufacturer of record: Kaydon Corporation Dba Kaydon Corp

Identification

NSN: 3110-01-644-0725
NIIN: 016440725
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: MTO-143
Manufacturer: Kaydon Corporation Dba Kaydon Corp

General Description

The Bearing,slewing Ring, cataloged under National Stock Number 3110-01-644-0725, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Kaydon Corporation Dba Kaydon Corp. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Catalog Facts

Item Name	Bearing,slewing Ring
FSC / FSG	3110 — Bearings, Antifriction, Unmounted (FSG 31)
Manufacturers	Kaydon Corporation Dba Kaydon Corp (CAGE 32828)

Technical Specifications

Parameter	Value
NSN	3110-01-644-0725
Primary Part Number	MTO-143
Item Name	Bearing,slewing Ring
FSC / FSG	3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer	Kaydon Corporation Dba Kaydon Corp
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
MTO-143 PRIMARY	Kaydon Corporation Dba Kaydon Corp (USA)

Reference documents

Reference	Meaning
F160533	7/2 Vendor item drawing reference Lake Shore Systems, Inc.
F160533 REV A	C/1 Advisory reference — outside the item-of-supply concept Lake Shore Systems, Inc.

No interchangeability data on file.

Other items in FSC 3110 — Bearings, Antifriction, Unmounted

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

3110-00-001-1937

BEARING,ROLLER,NEEDLE

3110-00-001-1937

BEARING,ROLLER,NEEDLE

3110-00-001-1937

BEARING,ROLLER,NEEDLE

3110-00-001-1938

BEARING,BALL,AIRFRAME

3110-00-001-4661

CONE AND ROLLERS,TAPERED ROLLER

3110-00-001-4662

CUP,TAPERED ROLLER BEARING

3110-00-001-4689

BEARING,BALL,ANNULAR

3110-00-001-4722

BEARING,BALL,ANNULAR

Frequently Asked Questions

What is NSN 3110-01-644-0725?

NSN 3110-01-644-0725 is a Bearing,slewing Ring, manufactured by Kaydon Corporation Dba Kaydon Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.

What part numbers are listed for NSN 3110-01-644-0725?

NSN 3110-01-644-0725 has 1 manufacturer part number on file: MTO-143 (Kaydon Corporation Dba Kaydon Corp).

Is NSN 3110-01-644-0725 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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