PartsTable TECHNICAL DATA SHEET

NSN 5120-01-428-5657Government record, cited

Bit Set, Screwdriver5120-01-428-5657

NSN 5120-01-428-5657 · NIIN 014285657 · Part number J4739P

The Stanley Works Dba Stanley Proto · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 1CV05

Government record, cited

NSN 5120-01-428-5657 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-5657. Manufacturer of record part number: J4739P.

Also searched as 5120-01-428-5657 · 5120014285657 · NIIN 014285657 · 01-428-5657 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 1CV05 · J4739P · 4739P · 3R754

Nearby stock numbers ← 5120-01-428-5653 Puller, Nail, Hand · 5120-01-428-5658 Puller, Nail, Hand →

Features

Bit Set,screwdriver — FSC 5120
Component Quantity: 7
Nonsupply Items and Quantities: CONTAINS 1 EA TORX SIZES: T-10, T-15, T-20, T-25, T-27 AND T-30; 3/8 IN HEX SHANKS; INCLUDES BIT HOLDER IN
Furnished Items: POUCH
2 manufacturer part numbers on file
Manufacturer of record: The Stanley Works Dba Stanley Proto

Identification

NSN: 5120-01-428-5657
NIIN: 014285657
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
FSG: 51 — Hand Tools
Primary part number: J4739P
Manufacturer: The Stanley Works Dba Stanley Proto

General Description

The Bit Set,screwdriver, cataloged under National Stock Number 5120-01-428-5657, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is The Stanley Works Dba Stanley Proto. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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	5120-01-428-5657
Primary Part Number	J4739P
Item Name	Bit Set,screwdriver
FSC / FSG	5120 / 51 — Hand Tools, Nonedged, Nonpowered
Manufacturer	The Stanley Works Dba Stanley Proto
Status	ACTIVE
Component Quantity	7
Nonsupply Items and Quantities	CONTAINS 1 EA TORX SIZES: T-10, T-15, T-20, T-25, T-27 AND T-30; 3/8 IN HEX SHANKS; INCLUDES BIT HOLDER IN
Furnished Items	POUCH

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
J4739P PRIMARY	The Stanley Works Dba Stanley Proto (USA)
3R754	W.w. Grainger, Inc. Div Government Sales Division (USA)

Reference documents

Reference	Meaning
4739P	5/9 Secondary reference The Stanley Works Dba Stanley Proto

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 5120-01-428-5657?

NSN 5120-01-428-5657 is a Bit Set,screwdriver, manufactured by The Stanley Works Dba Stanley Proto, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-428-5657?

NSN 5120-01-428-5657 has 2 manufacturer part numbers on file: J4739P (The Stanley Works Dba Stanley Proto), 3R754 (W.w. Grainger, Inc. Div Government Sales Division).

What are the specifications of J4739P?

Key specifications for J4739P: Component Quantity: 7; Nonsupply Items and Quantities: CONTAINS 1 EA TORX SIZES: T-10, T-15, T-20, T-25, T-27 AND T-30; 3/8 IN HEX SHANKS; INCLUDES BIT HOLDER IN; Furnished Items: POUCH. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-428-5657 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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