The Screw,tapping, cataloged under National Stock Number 5305-00-639-2557, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Elbitamerica, Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-639-2557 |
| Primary Part Number | X482B |
| Item Name | Screw,tapping |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Elbitamerica, Inc. |
| Status | ACTIVE |
| Fastener Length | 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Material Document and Classification | MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18732 MIL SPEC 2ND MATERIAL RESPONSE OVERALL |
| Head Style | ROUND |
| Internal Drive Style | SLOT |
| Head Height | 0.059 INCHES MINIMUM AND 0.069 INCHES MAXIMUM IN |
| Nonmachine Thread Style | DOG TYPE (TYPE B OR C) |
| Head Diameter | 0.147 INCHES MINIMUM AND 0.162 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nonmachine Nominal Thread Diameter | 0.060 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 5305-00-639-2557 is a Screw,tapping, manufactured by Elbitamerica, Inc., classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-639-2557 has 2 cross-referenced part numbers: Z (Usm Corp Sub of Emhart Industries Inc Parker-Kalon Fastener Div), X482B (Elbitamerica, Inc.).
There are 6 known substitutes for 5305-00-639-2557: 5310-00-010-2637, 6810-00-086-3542, 5905-00-500-7413 and 3 more. Verify interchangeability with system specifications before substitution.
Key specifications for X482B: Fastener Length: 0.094 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Material Document and Classification: MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-18732 MIL SPEC 2ND MATERIAL RESPONSE OVERALL; Head Style: ROUND; Internal Drive Style: SLOT. 9 total characteristics are documented in the Federal Logistics Information System.