Socket, Socket Wrench5120-01-535-2964

NSN 5120-01-535-2964 · NIIN 015352964 · Part number 8H-8564

Caterpillar Inc Div Caterpillar Defense · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 11083

Government record, cited

NSN 5120-01-535-2964 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-535-2964. Manufacturer of record part number: 8H-8564.

Also searched as 5120-01-535-2964 · 5120015352964 · NIIN 015352964 · 01-535-2964 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 11083 · 8H-8564

Nearby stock numbers ← 5120-01-535-2957 Aligning Tool, Rotating Members · 5120-01-535-2965 Socket, Socket Wrench →

Features

Socket,socket Wrench — FSC 5120
Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN
Wrenching Surface Size: 0.563 INCHES NOMINAL SINGLE END IN
Style Designator: UNIVERSAL JOINT
Features Provided: MANUAL TOOL
Wrenching Surface Shape: 12 POINT SINGLE END INTERNAL
Drive End Shape: SQUARE SINGLE END INTERNAL
Surface Treatment: CHROMIUM OVERALL

Identification

NSN: 5120-01-535-2964
NIIN: 015352964
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: 8H-8564
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Socket,socket Wrench, cataloged under National Stock Number 5120-01-535-2964, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 8 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	5120-01-535-2964
Primary Part Number	8H-8564
Item Name	Socket,socket Wrench
FSC / FSG	5120 / 51 — Hand Tools, Nonedged, Nonpowered
Manufacturer	Caterpillar Inc Div Caterpillar Defense
Status	ACTIVE
Drive Surface Size	0.375 INCHES NOMINAL SINGLE END IN
Wrenching Surface Size	0.563 INCHES NOMINAL SINGLE END IN
Style Designator	UNIVERSAL JOINT
Features Provided	MANUAL TOOL
Wrenching Surface Shape	12 POINT SINGLE END INTERNAL
Drive End Shape	SQUARE SINGLE END INTERNAL
Surface Treatment	CHROMIUM OVERALL
Material	STEEL OVERALL

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
8H-8564 PRIMARY	Caterpillar Inc Div Caterpillar Defense (USA)

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 5120-01-535-2964?

NSN 5120-01-535-2964 is a Socket,socket Wrench, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-535-2964?

NSN 5120-01-535-2964 has 1 manufacturer part number on file: 8H-8564 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 8H-8564?

Key specifications for 8H-8564: Drive Surface Size: 0.375 INCHES NOMINAL SINGLE END IN; Wrenching Surface Size: 0.563 INCHES NOMINAL SINGLE END IN; Style Designator: UNIVERSAL JOINT; Overall Length: 1.690 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-535-2964 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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