PartsTable TECHNICAL DATA SHEET

NSN 5120-01-475-1904Government record, cited

Installation Set, Bearing and Sea5120-01-475-1904

NSN 5120-01-475-1904 · NIIN 014751904 · Part number ATT-35921

Allison Transmission Inc Dba Allison Transmission, Inc · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 73342

Government record, cited

NSN 5120-01-475-1904 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-475-1904. Manufacturer of record part number: ATT-35921.

Also searched as 5120-01-475-1904 · 5120014751904 · NIIN 014751904 · 01-475-1904 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 73342 · ATT-35921 · J35921

Nearby stock numbers ← 5120-01-475-0668 Needle, Insertion, Au · 5120-01-475-2027 Remover, Electrical Contact →

Features

Installation Set,bearing and Sea — FSC 5120
1 manufacturer part number on file
Manufacturer of record: Allison Transmission Inc Dba Allison Transmission, Inc

Identification

NSN: 5120-01-475-1904
NIIN: 014751904
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: ATT-35921
Manufacturer: Allison Transmission Inc Dba Allison Transmission, Inc

General Description

The Installation Set,bearing and Sea, cataloged under National Stock Number 5120-01-475-1904, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Allison Transmission Inc Dba Allison Transmission, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5120-01-475-1904
Primary Part Number	ATT-35921
Item Name	Installation Set,bearing and Sea
FSC / FSG	5120 / 51 — Hand Tools, Nonedged, Nonpowered
Manufacturer	Allison Transmission Inc Dba Allison Transmission, 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
ATT-35921 PRIMARY	Allison Transmission Inc Dba Allison Transmission, Inc (USA)

Reference documents

Reference	Meaning
J35921	3/9 Design control — primary reference Bosch Automotive Service Solutions Inc.

No interchangeability data on file.

Other items in FSC 5120 — Hand Tools, Nonedged, Nonpowered

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

5120-00-001-2642

ADAPTER,TORQUE WRENCH

5120-00-001-2644

ADAPTER,TORQUE WRENCH

5120-00-001-2650

INSERTER,SEAL

5120-00-001-2651

5120-00-001-2651 · Item name not on file

5120-00-001-2652

INSTALLING TOOL,SHAFT

5120-00-001-2653

REMOVER,PREFORMED PACKING

5120-00-001-2654

REMOVER,PREFORMED PACKING

5120-00-001-2655

SOCKET,WRENCH,FACE SPANNER

Frequently Asked Questions

What is NSN 5120-01-475-1904?

NSN 5120-01-475-1904 is a Installation Set,bearing and Sea, manufactured by Allison Transmission Inc Dba Allison Transmission, Inc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-475-1904?

NSN 5120-01-475-1904 has 1 manufacturer part number on file: ATT-35921 (Allison Transmission Inc Dba Allison Transmission, Inc).

What are the specifications of ATT-35921?

Key specifications for ATT-35921: Special Features: OUTPUT BEARING AND SEAL INSTALLERKIT; USED ON ALLISON MD3060, MD3560 AND MD3070 PT. 0 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-475-1904 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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