The Collar,chamfered,threaded, cataloged under National Stock Number 5340-01-175-1888, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Department of the Army Hq U S Army Electronics Research and Development Command. 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 | 5340-01-175-1888 |
| Primary Part Number | C5000779 |
| Item Name | Collar,chamfered,threaded |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Department of the Army Hq U S Army Electronics Research and Development Command |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,ASTM-A-582 TYPE 303 COND TN CF; PASSIVATE QQ-P-35; 0.875 IN. HEX WIDTH ACROSS FLATS; 0.500 IN. LG; 0.500-28 UNEF-2B THDS 0.145 IN. DEEP; 0.593 IN. INSIDE DIA IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| C5000779 PRIMARY | Department of the Army Hq U S Army Electronics Research and Development Command (USA) |
NSN 5340-01-175-1888 is a Collar,chamfered,threaded, manufactured by Department of the Army Hq U S Army Electronics Research and Development Command, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-175-1888 has 1 manufacturer part number on file: C5000779 (Department of the Army Hq U S Army Electronics Research and Development Command).
Key specifications for C5000779: General Characteristics Item Description: STEEL,ASTM-A-582 TYPE 303 COND TN CF; PASSIVATE QQ-P-35; 0.875 IN. HEX WIDTH ACROSS FLATS; 0.500 IN. LG; 0.500-28 UNEF-2B THDS 0.145 IN. DEEP; 0.593 IN. INSIDE DIA IN. 1 specification is documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.