The Screw,tapping, cataloged under National Stock Number 5305-01-295-3026, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-295-3026 |
| Primary Part Number | MS51861-49 |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| Status | ACTIVE |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Head Height | 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Nonmachine Nominal Thread Diameter | 0.190 INCHES IN |
| Nonmachine Thread Style | GIMLET POINT (TYPE A, AB OR BA) |
| Material | STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1021 OR STEEL COMP 1022 OR STEEL COMP 1023 OR STEEL COMP 1524 OVERALL |
| Surface Treatment Document and Classification | ASTM B633 TY 2 CL FE/ZN 13 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Nondefinitive Spec/std Data | AB TYPE |
| Features Provided | CASEHARDENED |
| Fastener Length | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM IN |
| Material Document and Classification | AISI ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Departure From Cited Document | AS DIFFERENTIATED BY SURFACE |
| Head Diameter | 0.122 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN |
| Head Style | PAN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS51861-49 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5305-01-295-3026 is a Screw,tapping, manufactured by Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-295-3026 has 1 cross-referenced part number: MS51861-49 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There is 1 known substitute for 5305-01-295-3026: 5305-00-432-4205. Verify interchangeability with system specifications before substitution.
Key specifications for MS51861-49: Internal Drive Style: CROSS RECESS TYPE 1; Head Height: 0.357 INCHES MINIMUM AND 0.373 INCHES MAXIMUM IN; Surface Treatment: ZINC AND CHROMATE OVERALL; Nonmachine Nominal Thread Diameter: 0.190 INCHES IN. 14 total characteristics are documented in the Federal Logistics Information System.