The Screw Assembly,panel, cataloged under National Stock Number 5305-01-068-5510, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 23 specifications, cited from the U.S. Government catalog. The record lists 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-068-5510 |
| Primary Part Number | 5175178-001 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Head Height | 0.250 INCHES MAXIMUM IN |
| Fastener Length | 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE STAND-OFF |
| Material Accommodated Thickness | 0.140 INCHES MINIMUM AND 0.160 INCHES MAXIMUM IN |
| Thread Length | 0.600 INCHES MINIMUM IN |
| Material Document and Classification | ASTM A493 ASSN STD ALL MATERIAL RESPONSES FASTENER |
| Material Document and Classification | ASTM A493 ASSN STD SINGLE MATERIAL RESPONSE PRIMARY WASHER |
| Material Document and Classification | ASTM A581 ASSN STD 1ST MATERIAL RESPONSE OR QQ-S-763 FED SPEC 2ND MATERIAL RESPONSE STAND-OFF |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Head Style | FILLISTER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | PASSIVATE PRIMARY WASHER |
| Surface Treatment | PASSIVATE FASTENER |
| Surface Treatment | PASSIVATE STAND-OFF |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 302 PRIMARY WASHER |
| Material | STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 384 OR STEEL COMP 385 FASTENER |
| Material | STEEL COMP 303 OR STEEL COMP 304 STAND-OFF |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Head Diameter | 0.270 INCHES MINIMUM AND 0.290 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 |
|---|---|
| 5175178-001 PRIMARY | Naval Sea Systems Command (USA) |
| CA13070 | Fastener Technology Corp (USA) |
| CA13070 PRIMARY | Howmet Global Fastening Systems Inc. Div Tridair Products (USA) |
| DJR7900-6C750 PRIMARY | Huck International, Inc (USA) |
| CA13070 | Fairchild Fasteners Europe - Camloc Gmbh (DEU) |
| Reference | Meaning |
|---|---|
| CA13070 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| DJR7900-6C750 | 5/9 Secondary reference U.S. Government activity |
NSN 5305-01-068-5510 is a Screw Assembly,panel, manufactured by Naval Sea Systems Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-068-5510 has 5 manufacturer part numbers on file: 5175178-001 (Naval Sea Systems Command), CA13070 (Fastener Technology Corp), CA13070 (Howmet Global Fastening Systems Inc. Div Tridair Products), DJR7900-6C750 (Huck International, Inc), CA13070 (Fairchild Fasteners Europe - Camloc Gmbh).
Key specifications for 5175178-001: Head Height: 0.250 INCHES MAXIMUM IN; Fastener Length: 0.735 INCHES MINIMUM AND 0.765 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE PRIMARY WASHER; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER. 23 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.