The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-029-6845, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Barksdale, Inc. Government technical data includes 16 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-029-6845 |
| Primary Part Number | 25661 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Barksdale, Inc |
| Status | ACTIVE |
| Material Document and Classification | MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 2ND MATERIAL RESPONSE OR ASTM A582 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A582 ASSN STD 4TH MATERIAL RESPONSE OVERALL |
| Material | STEEL COMP 302 OR STEEL COMP 316 OR STEEL COMP 303 OR STEEL COMP 303SE OVERALL |
| Thread Direction | RIGHT-HAND |
| Distance From Largest Bearing Surface of Head to End of First Diameter | 0.532 INCHES NOMINAL IN |
| Head Style | FILLISTER |
| Thread Class | 2A A |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| First Diameter From Head | 0.197 INCHES MINIMUM AND 0.207 INCHES MAXIMUM IN |
| Head Diameter | 0.389 INCHES MINIMUM AND 0.414 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Height | 0.155 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN |
| Thread Length | 0.343 INCHES MINIMUM IN |
| Thread Quantity Per Inch | 20 |
| Externally Relieved Body Diameter Quantity | 1 |
| Internal Drive Style | SLOT |
| Fastener Length | 0.875 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 25661 PRIMARY | Barksdale, Inc (USA) |
NSN 5305-01-029-6845 is a Screw,externally Relieved Body, manufactured by Barksdale, Inc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-029-6845 has 1 cross-referenced part number: 25661 (Barksdale, Inc).
There are 5 known substitutes for 5305-01-029-6845: 5945-00-126-6769, 5133-00-236-3414, 5325-00-328-0055 and 2 more. Verify interchangeability with system specifications before substitution.
Key specifications for 25661: Material Document and Classification: MIL-S-7720 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-7720 MIL SPEC 2ND MATERIAL RESPONSE OR ASTM A582 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A582 ASSN STD 4TH MATERIAL RESPONSE OVERALL; Material: STEEL COMP 302 OR STEEL COMP 316 OR STEEL COMP 303 OR STEEL COMP 303SE OVERALL; Thread Direction: RIGHT-HAND; Distance From Largest Bearing Surface of Head to End of First Diameter: 0.532 INCHES NOMINAL IN. 16 total characteristics are documented in the Federal Logistics Information System.