The Screw,machine, cataloged under National Stock Number 5305-00-181-0856, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division. Government technical data includes 17 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-181-0856 |
| Primary Part Number | 723-601-104 |
| Item Name | Screw,machine |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division |
| Status | ACTIVE |
| Head Height | 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN |
| Screw Surface Treatment | PASSIVATE |
| Fastener Length | 0.229 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Screw Material Document and Classification | QQ-S-763,300 SERIES FED SPEC 1ST MATERIAL RESPONSE OR 66,300 SERIES FED STD 1ST MATERIAL RESPONSE OR COMP 16-18 OR 18-8 ASSN STD 2ND MATERIAL RESPONSE |
| Thread Length | 0.201 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.073 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Nondefinitive Spec/std Data | 1 TYPE AND 9S STYLE |
| Screw Material | STEEL CORROSION RESISTING OR STEEL |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | SLOT |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 72 |
| Thread Series Designator | UNF |
| Head Diameter | 0.130 INCHES MINIMUM AND 0.142 INCHES MAXIMUM IN |
| Screw Surface Treatment Document and Classification | MIL-F-14072,FINISH E300 MIL SPEC SINGLE TREATMENT RESPONSE |
| 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 |
|---|---|
| 723-601-104 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division (USA) |
| Reference | Meaning |
|---|---|
| TF537C172-4B0 | C/1 Advisory reference — outside the item-of-supply concept Wallace R G Co Div of Ducommun Inc |
| FFS92 | 4/1 Identification reference U.S. Government activity |
| 723-601-104 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Service and Support Operation Div Services and Support Operations |
NSN 5305-00-181-0856 is a Screw,machine, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-181-0856 has 1 manufacturer part number on file: 723-601-104 (Parker-Hannifin Corporation Dba Pneutronics Div Fluid Systems Division).
Key specifications for 723-601-104: Head Height: 0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN; Screw Surface Treatment: PASSIVATE; Fastener Length: 0.229 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Screw Material Document and Classification: QQ-S-763,300 SERIES FED SPEC 1ST MATERIAL RESPONSE OR 66,300 SERIES FED STD 1ST MATERIAL RESPONSE OR COMP 16-18 OR 18-8 ASSN STD 2ND MATERIAL RESPONSE. 17 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.