PartsTable TECHNICAL DATA SHEET
NSN 5120-01-079-8022Government record, cited

Crowfoot Attachment, Socket Wrenc5120-01-079-8022

NSN 5120-01-079-8022 · NIIN 010798022 · Part number FCOM10
Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc · FSC 5120 — Hand Tools, Nonedged, Nonpowered · FSG 51 — Hand Tools · CAGE 55719
Government record, cited
NSN 5120-01-079-8022 — this item is cataloged by the U.S. Government under National Stock Number 5120-01-079-8022. Manufacturer of record part number: FCOM10.
Also searched as  5120-01-079-8022 · 5120010798022 · NIIN 010798022 · 01-079-8022 · FSC 5120 Hand Tools, Nonedged, Nonpowered · CAGE 55719 · FCOM10
Nearby stock numbers  ·
Features
  • Crowfoot Attachment,socket Wrenc — FSC 5120
  • Drive Surface Size: 9.5 MILLIMETERS NOMINAL SINGLE END MM
  • Wrenching Surface Size: 10.0 MILLIMETERS NOMINAL SINGLE END MM
  • Style Designator: OPEN END
  • Wrenching Surface Shape: OVAL SINGLE END INTERNAL
  • Drive End Shape: SQUARE SINGLE END INTERNAL
  • Surface Treatment: CHROMIUM OVERALL
  • Material: STEEL OVERALL
Identification
  • NSN: 5120-01-079-8022
  • NIIN: 010798022
  • FSC: 5120 — Hand Tools, Nonedged, Nonpowered
  • FSG: 51 — Hand Tools
  • Primary part number: FCOM10
  • Manufacturer: Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
General Description

The Crowfoot Attachment,socket Wrenc, cataloged under National Stock Number 5120-01-079-8022, is classified within Federal Supply Class 5120 (Hand Tools, Nonedged, Nonpowered) of the Hand Tools group. The manufacturer of record is Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc. 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5120-01-079-8022
Primary Part NumberFCOM10
Item NameCrowfoot Attachment,socket Wrenc
FSC / FSG5120 / 51 — Hand Tools, Nonedged, Nonpowered
ManufacturerIdsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc
StatusACTIVE
Drive Surface Size9.5 MILLIMETERS NOMINAL SINGLE END MM
Wrenching Surface Size10.0 MILLIMETERS NOMINAL SINGLE END MM
Style DesignatorOPEN END
Wrenching Surface ShapeOVAL SINGLE END INTERNAL
Drive End ShapeSQUARE SINGLE END INTERNAL
Surface TreatmentCHROMIUM OVERALL
MaterialSTEEL OVERALL
Head Thickness4.6 MILLIMETERS NOMINAL MM
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
⇄ Related Items 1
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5120-01-437-1594 POSSIBLE MATCH
CROWFOOT ATTACHMENT,SOCKET WRENC
Possible match (shared part number)
Cross-Reference Index
Part NumberManufacturer
FCOM10 PRIMARY Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA)
Related Parts
5120-01-437-1594POSSIBLE MATCH
CROWFOOT ATTACHMENT,SOCKET WRENC

Frequently Asked Questions

What is NSN 5120-01-079-8022?

NSN 5120-01-079-8022 is a Crowfoot Attachment,socket Wrenc, manufactured by Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc, classified under FSC 5120, Hand Tools, Nonedged, Nonpowered. Status: active.

What part numbers are listed for NSN 5120-01-079-8022?

NSN 5120-01-079-8022 has 1 manufacturer part number on file: FCOM10 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).

What NSN replaces 5120-01-079-8022?

1 possible match (shared part number, not a government interchangeability claim): 5120-01-437-1594. Verify interchangeability with system specifications before substitution.

What are the specifications of FCOM10?

Key specifications for FCOM10: Drive Surface Size: 9.5 MILLIMETERS NOMINAL SINGLE END MM; Wrenching Surface Size: 10.0 MILLIMETERS NOMINAL SINGLE END MM; Style Designator: OPEN END; Overall Length: 32.3 MILLIMETERS NOMINAL MM. 8 specifications are documented in the U.S. Government catalog.

Is NSN 5120-01-079-8022 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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