PartsTable TECHNICAL DATA SHEET
NSN 5120-01-428-8525Government record, cited

Wrench Set, Box5120-01-428-8525

NSN 5120-01-428-8525 · NIIN 014288525 · Part number 4LT81
W.w. Grainger, Inc. Div Government Sales Division · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 25795
Government record, cited
NSN 5120-01-428-8525 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-428-8525. Manufacturer of record part number: 4LT81.
Also searched as  5120-01-428-8525 · 5120014288525 · NIIN 014288525 · 01-428-8525 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 25795 · 4LT81 · AS955 · XBM611K · AS955 TY2CL1STA · B107.100 · AS954 TY2CL1STA
Nearby stock numbers  ·
Features
  • Wrench Set,box — FSC 5120
  • Component Quantity: 11
  • Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
  • Nondefinitive Spec/std Data: 2 TYPE AND 1 CLASS AND A STYLE
  • Nonsupply Items and Quantities: CONTAINS 1 EACH CHROME PLATED; 12 POINT; STANDARD OFFSET; METRIC SIZES 6 X 7, 8 X 9, 10 X 11, 12 X 13, 14 X 15, 16 X 18, 17 X 19, 21 X 24, 22 X 24, 27 X 30 AND 30 X 32MM MM
  • Furnished Items: KIT BAG
  • 2 manufacturer part numbers on file
  • Manufacturer of record: W.w. Grainger, Inc. Div Government Sales Division
Identification
  • NSN: 5120-01-428-8525
  • NIIN: 014288525
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: 4LT81
  • Manufacturer: W.w. Grainger, Inc. Div Government Sales Division
General Description

The Wrench Set,box, cataloged under National Stock Number 5120-01-428-8525, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is W.w. Grainger, Inc. Div Government Sales Division. Government technical data includes 5 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-428-8525
Primary Part Number4LT81
Item NameWrench Set,box
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerW.w. Grainger, Inc. Div Government Sales Division
StatusACTIVE
Component Quantity11
Specification/standard Data0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
Nondefinitive Spec/std Data2 TYPE AND 1 CLASS AND A STYLE
Nonsupply Items and QuantitiesCONTAINS 1 EACH CHROME PLATED; 12 POINT; STANDARD OFFSET; METRIC SIZES 6 X 7, 8 X 9, 10 X 11, 12 X 13, 14 X 15, 16 X 18, 17 X 19, 21 X 24, 22 X 24, 27 X 30 AND 30 X 32MM MM
Furnished ItemsKIT BAG
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
4LT81 W.w. Grainger, Inc. Div Government Sales Division (USA)
J1100S-M The Stanley Works Dba Stanley Proto (USA)
Reference documents
ReferenceMeaning
AS955 5/9 Secondary reference
U.S. Government activity
XBM611K 5/9 Secondary reference
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
AS955 TY2CL1STA 5/9 Secondary reference
U.S. Government activity
B107.100 5/9 Secondary reference
The American Society of Mechanical Engineers
AS954 TY2CL1STA 5/1 Secondary reference
U.S. Government activity
B107.9 TY1CL1 5/9 Secondary reference
U.S. Government activity
AS955 5/9 Secondary reference
Sae International Dba Sae International
AS954 3/1 Design control — primary reference
Sae International Dba Sae International
1100S-M 5/9 Secondary reference
The Stanley Works Dba Stanley Proto
B107.9 5/9 Secondary reference
The American Society of Mechanical Engineers
AS954 TY2CL2STB 5/9 Secondary reference
U.S. Government activity
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 5120-01-428-8525?

NSN 5120-01-428-8525 is a Wrench Set,box, manufactured by W.w. Grainger, Inc. Div Government Sales Division, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-428-8525?

NSN 5120-01-428-8525 has 2 manufacturer part numbers on file: 4LT81 (W.w. Grainger, Inc. Div Government Sales Division), J1100S-M (The Stanley Works Dba Stanley Proto).

What are the specifications of 4LT81?

Key specifications for 4LT81: Component Quantity: 11; Specification/standard Data: 0U583-SAE AS954 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD; Nondefinitive Spec/std Data: 2 TYPE AND 1 CLASS AND A STYLE; Nonsupply Items and Quantities: CONTAINS 1 EACH CHROME PLATED; 12 POINT; STANDARD OFFSET; METRIC SIZES 6 X 7, 8 X 9, 10 X 11, 12 X 13, 14 X 15, 16 X 18, 17 X 19, 21 X 24, 22 X 24, 27 X 30 AND 30 X 32MM MM. 5 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-428-8525 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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