The Screw,machine, cataloged under National Stock Number 5305-01-185-4603, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-185-4603 |
| Primary Part Number | 752877-015 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Head Height | 0.031 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.084 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Thread Length | 0.059 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.060 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Screw Material | STEEL COMP 302 OR STEEL COMP 302B OR STEEL COMP 303 OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE OR STEEL COMP 303CU OR STEEL COMP 303MA OR STEEL COMP 304 OR STEEL COMP 304L |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 80 |
| Thread Series Designator | UNF |
| Head Diameter | 0.104 INCHES MINIMUM AND 0.116 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 752877-015 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 752877-015 | Allmetal Screw Products Corp (USA) |
| Reference | Meaning |
|---|---|
| 752877-15 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rms - Mitchel Field |
| 762877-15 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rms - Mitchel Field |
NSN 5305-01-185-4603 is a Screw,machine, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-185-4603 has 2 manufacturer part numbers on file: 752877-015 (Lockheed Martin Corporation Div Rms - Mitchel Field), 752877-015 (Allmetal Screw Products Corp).
Key specifications for 752877-015: Head Height: 0.031 INCHES MINIMUM AND 0.039 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.084 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Thread Length: 0.059 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN. 13 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.