The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-990-0668, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-990-0668 |
| Primary Part Number | MS16995-81 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use |
| Status | CANCELLED |
| Head Height | 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Width Across Flats | 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.375 INCHES IN |
| Thread Quantity Per Inch | 16 |
| Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL |
| Minimum Yield Strength | 30000 POUNDS PER SQUARE INCH LBS |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Surface Treatment | PASSIVATE OVERALL |
| Internal Drive Style | HEXAGON |
| Hardness Rating | 80.0 ROCKWELL B MINIMUM OVERALL |
| Thread Class | 3A A |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Fastener Length | 1.000 INCHES NOMINAL IN |
| Head Style | FLAT CHAMFER |
| Thread Length | 0.891 INCHES MINIMUM IN |
| Head Diameter | 0.550 INCHES MINIMUM AND 0.563 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| NASM16995 | Dixie Container Corp (USA) |
| WG134612 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| 003-007868-081 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| 200005PL FIND NO33 | Tri-Tec Manufacturing, Llc (USA) |
| 92196A624 | Mcmaster-Carr Supply Co (USA) |
| MS16995-81 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 5305PL1334802 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| MS16995-81 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MILS933 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| D320448 FIND NO 102 | Control Flow, Inc. Dba Control Flow Inc (USA) |
| ASC1536916 | Asc Pty Ltd (AUS) |
| 200005PL FIND NO33 | Tri-Tec Manufacturing Llc (USA) |
NSN 5305-00-990-0668 is a Screw,cap,socket Head, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-990-0668 has 12 cross-referenced part numbers: NASM16995 (Dixie Container Corp), WG134612 (Control Flow, Inc. Dba Control Flow Inc), 003-007868-081 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 200005PL FIND NO33 (Tri-Tec Manufacturing, Llc), 92196A624 (Mcmaster-Carr Supply Co) and 7 more.
There are 12 known substitutes for 5305-00-990-0668: 5305-00-043-4551, 5305-00-514-7728, 5305-00-545-8374 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS16995-81: Head Height: 0.368 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Thread Direction: RIGHT-HAND; Minimum Tensile Strength: 80000 POUNDS PER SQUARE INCH LBS; Width Across Flats: 0.312 INCHES MINIMUM AND 0.316 INCHES MAXIMUM IN. 21 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-990-0668 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.