The Bar,bucking,rivet, cataloged under National Stock Number 5120-01-368-4292, 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 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5120-01-368-4292 |
| Primary Part Number | ATI638 |
| Item Name | Bar,bucking,rivet |
| FSC / FSG | 5120 / 51 — Hand Tools, Nonedged, Nonpowered |
| Manufacturer | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc |
| Status | ACTIVE |
| Nondefinitive Spec/std Data | 11 TYPE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ATI638 | Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc (USA) |
| Reference | Meaning |
|---|---|
| AA52123-XI | 5/1 Secondary reference U.S. Government activity |
| A-A-52123 | 4/1 Identification reference Federal Commercial Item Description Promulgated by General Services Administration Washington DC |
| ATI638 | 6/9 Informative reference only Royal Malaysian Airforce |
| AT638 | 5/9 Secondary reference Snap-on Incorporated Dba Snap-on Tools Div Snap-on Industrial, Special Products Division |
NSN 5120-01-368-4292 is a Bar,bucking,rivet, 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.
NSN 5120-01-368-4292 has 1 manufacturer part number on file: ATI638 (Idsc Holdings Llc Div Snap-on Industrial, a Div. of Idsc Holdings , Llc).
Key specifications for ATI638: Nondefinitive Spec/std Data: 11 TYPE; Special Features: CHANNELED, HIGH GRADE TOOL STEEL, HEAT TREATED TO 38-42 ROCKWELL C HARDNESS, 15/16 IN. H., 1 5/8 IN. W., 1 1/4 LBS., 3 15/16 IN. LG. LBS. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.