The Setscrew, cataloged under National Stock Number 5305-01-155-3874, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is International Organization for Standardization (iso). Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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.
| Parameter | Value |
|---|---|
| NSN | 5305-01-155-3874 |
| Primary Part Number | ISO4027-M8X1,25X10-45H-A2L |
| Item Name | Setscrew |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | International Organization for Standardization (iso) |
| Status | ACTIVE |
| Width Across Flats | 4.0 MILLIMETERS NOMINAL MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 10.0 MILLIMETERS NOMINAL MM |
| Thread Pitch in Millimeters | 1.25 |
| Nominal Thread Diameter | 8.0 MILLIMETERS MM |
| Head Style | HEADLESS (SETSCREW) |
| Thread Direction | RIGHT-HAND |
| Point Style | CONE |
| Surface Treatment | ZINC OVERALL |
| Internal Drive Style | HEXAGON |
| Material | STEEL PROPERTY CLASS 45H OVERALL |
| Thread Series Designator | M |
| 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 |
|---|---|
| DIN914-M8X1,25X10-45H-A2L | Din Deutsches Institut Fur Normung Ev (DEU) |
| 10502052 | General Dynamics Land Systems Canadacorp (CAN) |
| ISO4027-M8X1,25X10-45H-A2L PRIMARY | International Organization for Standardization (iso) (CHE) |
NSN 5305-01-155-3874 is a Setscrew, manufactured by International Organization for Standardization (iso), classified under FSC 5305, Screws. Status: active.
NSN 5305-01-155-3874 has 3 manufacturer part numbers on file: DIN914-M8X1,25X10-45H-A2L (Din Deutsches Institut Fur Normung Ev), 10502052 (General Dynamics Land Systems Canadacorp), ISO4027-M8X1,25X10-45H-A2L (International Organization for Standardization (iso)).
1 possible match (shared part number, not a government interchangeability claim): 5925-01-545-6690. Verify interchangeability with system specifications before substitution.
Key specifications for ISO4027-M8X1,25X10-45H-A2L: Width Across Flats: 4.0 MILLIMETERS NOMINAL MM; External Thread Tolerance Class: 6G G; Fastener Length: 10.0 MILLIMETERS NOMINAL MM; Thread Pitch in Millimeters: 1.25. 12 specifications are 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.