The Screw,machine, cataloged under National Stock Number 5305-00-331-3667, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corp. Government technical data includes 16 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-331-3667 |
| Primary Part Number | LS15263-3-34 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Corp |
| Status | ACTIVE |
| Screw Surface Treatment Document and Classification | QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES |
| Thread Length | 2.031 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN |
| Fastener Length | 1.969 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN |
| Head Height | 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Screw Surface Treatment | CADMIUM AND CHROMATE |
| Thread Quantity Per Inch | 32 |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Thread Class | 3A A |
| Screw Material | STEEL COMP 4140 OR STEEL COMP E4340 OR STEEL COMP 6150 OR STEEL COMP 8735 OR STEEL COMP 8740 |
| Screw Material Document and Classification | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 5TH MATERIAL RESPONSE |
| Head Diameter | 0.306 INCHES MINIMUM AND 0.313 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| AN3420-20A | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| LS15263-3-34 PRIMARY | Lockheed Martin Corp (USA) |
NSN 5305-00-331-3667 is a Screw,machine, manufactured by Lockheed Martin Corp, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-331-3667 has 2 cross-referenced part numbers: AN3420-20A (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), LS15263-3-34 (Lockheed Martin Corp).
There is 1 known substitute for 5305-00-331-3667: 5365-00-644-0392. Verify interchangeability with system specifications before substitution.
Key specifications for LS15263-3-34: Screw Surface Treatment Document and Classification: QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES; Thread Length: 2.031 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN; Fastener Length: 1.969 INCHES MINIMUM AND 2.125 INCHES MAXIMUM IN; Head Height: 0.103 INCHES MINIMUM AND 0.118 INCHES MAXIMUM IN. 16 total characteristics are documented in the Federal Logistics Information System.