The Screw Assembly,panel, cataloged under National Stock Number 5305-01-176-0889, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5305-01-176-0889 |
| Primary Part Number | 3M935-3B4 |
| Item Name | Screw Assembly,panel |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Head Height | 0.130 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN |
| Fastener Length | 1.105 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN |
| 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 SPRING |
| Surface Treatment Document and Classification | MIL-A-8625 TY1 CL1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF |
| Surface Treatment Document and Classification | MIL-A-8625 TY1 CL1 MIL SPEC SINGLE TREATMENT RESPONSE HEAD |
| Material Accommodated Thickness | 0.063 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Material Document and Classification | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE FASTENER |
| Material Document and Classification | QQ-W-423 COND B FED SPEC SINGLE MATERIAL RESPONSE SPRING |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE HEAD |
| Material Document and Classification | QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE STAND-OFF |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Head Style | PAN NO. 2 |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | ANODIZE STAND-OFF |
| Surface Treatment | PASSIVATE FASTENER |
| Surface Treatment | PASSIVATE SPRING |
| Surface Treatment | ANODIZE HEAD |
| Internal Drive Style | SLOT |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL COMP 302 SPRING |
| Material | IRON ALLOY 660 FASTENER |
| Material | ALUMINUM ALLOY 6061 STAND-OFF |
| Material | ALUMINUM ALLOY 6061 HEAD |
| Thread Series Designator | UNF |
| Head Diameter | 0.473 INCHES MINIMUM AND 0.492 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 |
|---|---|
| 3M935-3B4 PRIMARY | The Boeing Company Div Defense (USA) |
| 3M935-3B4 | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| 3M935-3B4 | Huck International, Inc. Div Huck Products Division (USA) |
| Reference | Meaning |
|---|---|
| RLS07500-12-B-4 | 5/9 Secondary reference U.S. Government activity |
| RLS07500-12-B-4 | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc. Div Huck Products Division |
NSN 5305-01-176-0889 is a Screw Assembly,panel, manufactured by The Boeing Company Div Defense, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-176-0889 has 3 manufacturer part numbers on file: 3M935-3B4 (The Boeing Company Div Defense), 3M935-3B4 (Fastener Innovation Technology, Inc. Dba F I T), 3M935-3B4 (Huck International, Inc. Div Huck Products Division).
Key specifications for 3M935-3B4: Head Height: 0.130 INCHES MINIMUM AND 0.144 INCHES MAXIMUM IN; Fastener Length: 1.105 INCHES MINIMUM AND 1.145 INCHES MAXIMUM IN; 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 SPRING. 27 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.