The Screw,machine, cataloged under National Stock Number 5305-01-143-6075, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3 Technologies, Inc. Div L3 Keo. Government technical data includes 13 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. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-143-6075 |
| Primary Part Number | 90508 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Screw Material | NICKEL ALLOY 400 OR NICKEL ALLOY R-405 |
| Screw Material Document and Classification | QQ-N-281 FED SPEC ALL MATERIAL RESPONSES |
| Head Diameter | 0.443 INCHES MINIMUM AND 0.472 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Class | 2A A |
| Fastener Length | 0.470 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Head Height | 0.160 INCHES MINIMUM AND 0.175 INCHES MAXIMUM IN |
| Internal Drive Style | SLOT |
| Thread Length | 0.370 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Head Style | ROUND |
| Thread Quantity Per Inch | 20 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 90508 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
NSN 5305-01-143-6075 is a Screw,machine, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-143-6075 has 1 cross-referenced part number: 90508 (L3 Technologies, Inc. Div L3 Keo).
There are 4 known substitutes for 5305-01-143-6075: 5815-00-126-7933, 6625-01-092-6826, 5305-01-143-6076 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for 90508: Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Screw Material: NICKEL ALLOY 400 OR NICKEL ALLOY R-405; Screw Material Document and Classification: QQ-N-281 FED SPEC ALL MATERIAL RESPONSES; Part Name Assigned by Controlling Agency: NAVY SPECIAL PROJECT. 14 total characteristics are documented in the Federal Logistics Information System.