The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-112-1556, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Kontron Europe Gmbh. Government technical data includes 18 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-112-1556 |
| Primary Part Number | 290-035-5052 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Kontron Europe Gmbh |
| Status | ACTIVE |
| Head Height | 0.115 INCHES MAXIMUM IN |
| Fastener Length | 2.782 INCHES MINIMUM AND 2.812 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-13924 CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN |
| Material Document and Classification | ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.164 INCHES IN |
| Head Style | PAN |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 2.272 INCHES MINIMUM AND 2.322 INCHES MAXIMUM IN |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | OXIDE OVERALL |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.322 INCHES MAXIMUM 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 |
|---|---|
| 290-035-5052 | Kontron Europe Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| 290-035-5052 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5305-01-112-1556 is a Screw,externally Relieved Body, manufactured by Kontron Europe Gmbh, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-112-1556 has 1 manufacturer part number on file: 290-035-5052 (Kontron Europe Gmbh).
Key specifications for 290-035-5052: Head Height: 0.115 INCHES MAXIMUM IN; Fastener Length: 2.782 INCHES MINIMUM AND 2.812 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-13924 CLASS 4 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Length: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. 18 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.