The Block, cataloged under National Stock Number 5342-01-224-5690, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Spec Tool Company. 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5342-01-224-5690 |
| Primary Part Number | STC90861-86 |
| Item Name | Block |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Spec Tool Company |
| Status | ACTIVE |
| General Characteristics Item Description | ALUMINUM ALLOY 6061-T6 PER QQ-A-200/8,PENTAGONAL-SHAPED ITEM,1.440 IN. OVERALL WIDTH,2.620 IN. OVERALL LENGTH,2.620 IN. OVERALL HT,CONTAINS A 0.250 IN. DIAMETER PILOT HOLE,OPPOSITE OF P/N STC90861-85 IN |
| 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 |
|---|---|
| STC90861-86 PRIMARY | Spec Tool Company (USA) |
NSN 5342-01-224-5690 is a Block, manufactured by Spec Tool Company, classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-01-224-5690 has 1 manufacturer part number on file: STC90861-86 (Spec Tool Company).
Key specifications for STC90861-86: General Characteristics Item Description: ALUMINUM ALLOY 6061-T6 PER QQ-A-200/8,PENTAGONAL-SHAPED ITEM,1.440 IN. OVERALL WIDTH,2.620 IN. OVERALL LENGTH,2.620 IN. OVERALL HT,CONTAINS A 0.250 IN. DIAMETER PILOT HOLE,OPPOSITE OF P/N STC90861-85 IN; End Item Identification: KC-135 ACFT. 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.