PartsTable TECHNICAL DATA SHEET
NSN 5120-01-399-9441Government record, cited

Clamp, C5120-01-399-9441

NSN 5120-01-399-9441 · NIIN 013999441 · Part number 104GS
The Stanley Works Dba Stanley Proto · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 1CV05
Government record, cited
NSN 5120-01-399-9441 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-399-9441. Manufacturer of record part number: 104GS.
Also searched as  5120-01-399-9441 · 5120013999441 · NIIN 013999441 · 01-399-9441 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 1CV05 · 104GS · 3R166
Nearby stock numbers  ·
Features
  • Clamp,c — FSC 5120
  • Test Load Rating: 10000.0 POUNDS LBS
  • Throat Depth: 2.000 INCHES NOMINAL IN
  • Jaw Nominal Opening: 4.125 INCHES IN
  • 2 manufacturer part numbers on file
  • Manufacturer of record: The Stanley Works Dba Stanley Proto
Identification
  • NSN: 5120-01-399-9441
  • NIIN: 013999441
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: 104GS
  • Manufacturer: The Stanley Works Dba Stanley Proto
General Description

The Clamp,c, cataloged under National Stock Number 5120-01-399-9441, 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. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-399-9441
Primary Part Number104GS
Item NameClamp,c
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerThe Stanley Works Dba Stanley Proto
StatusACTIVE
Test Load Rating10000.0 POUNDS LBS
Throat Depth2.000 INCHES NOMINAL IN
Jaw Nominal Opening4.125 INCHES IN
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
3R166 W.w. Grainger, Inc. Div Government Sales Division (USA)
104GS PRIMARY The Stanley Works Dba Stanley Proto (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 5120-01-399-9441?

NSN 5120-01-399-9441 is a Clamp,c, 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 5120-01-399-9441?

NSN 5120-01-399-9441 has 2 manufacturer part numbers on file: 3R166 (W.w. Grainger, Inc. Div Government Sales Division), 104GS (The Stanley Works Dba Stanley Proto).

What are the specifications of 104GS?

Key specifications for 104GS: Test Load Rating: 10000.0 POUNDS LBS; Throat Depth: 2.000 INCHES NOMINAL IN; Jaw Nominal Opening: 4.125 INCHES IN; Special Features: SLIDING PIN SCREW; 3/4 IN. SCREW DIA IN. 3 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-399-9441 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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