The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-990-6381, 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 20 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 19 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-990-6381 |
| Primary Part Number | MS16995-19 |
| 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 |
| Nominal Thread Diameter | 0.138 INCHES IN |
| Thread Class | 3A A |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Minimum Yield Strength | 30000 POUNDS PER SQUARE INCH LBS |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Head Style | FLAT CHAMFER |
| Material | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 316 OVERALL |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Fastener Length | 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Head Diameter | 0.218 INCHES MINIMUM AND 0.226 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nondefinitive Spec/std Data | 6 TYPE |
| Hardness Rating | 80.0 ROCKWELL B MINIMUM OVERALL |
| Head Height | 0.134 INCHES MINIMUM AND 0.138 INCHES MAXIMUM IN |
| Thread Length | 0.533 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN |
| Internal Drive Style | HEXAGON |
| Width Across Flats | 0.109 INCHES MINIMUM AND 0.111 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 32 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS16995-19 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| MS16995-19 PRIMARY | National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA) |
| 16534 | Gyrus Acmi L.p. Dba Circon-Acmi Div (USA) |
| 003-007868-019 | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple (USA) |
| 119A2X41 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging (USA) |
| 5305009906381 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| 721009664600 | Leonardo Spa Divisione Sistemi Di Difesa (ITA) |
| 9161521-13 | B.c. Systems Inc. Dba Bc Systems Inc (USA) |
| 4-00480-052 | Arma Div Ambac Industries Inc |
| 5305PL1336689 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 9161521-13 | Tempo Instrument Inc Defense Electronics Div (USA) |
| 280-615-0610 | Northrop Grumman Systems Corporation (USA) |
| 74455244019 | Elbitamerica, Inc. (USA) |
| FF-S-86 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| 0444-228 | Alliant Techsystems Operations Llc Div Defense Electronic Systems (USA) |
| 200162-10 | Richards Imagery Interpretation Systems, L.l.c. (USA) |
| 10114796 | Nimikkeistokeskus Ncb Finland (FIN) |
| 418262-19 | Raytheon Company Dba Raytheon (USA) |
| 280-615-0610 | Rca Corp Rca Laboratories (USA) |
NSN 5305-00-990-6381 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 5305-00-990-6381 has 19 cross-referenced part numbers: MS16995-19 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), MS16995-19 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), 16534 (Gyrus Acmi L.p. Dba Circon-Acmi Div), 003-007868-019 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple), 119A2X41 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss Wright Engineered Pump Division Use CAGE Code 0ubg9 for Cataloging) and 14 more.
There are 9 known substitutes for 5305-00-990-6381: 3110-00-100-0624, 5935-00-539-2850, 2530-00-554-8776 and 6 more. Verify interchangeability with system specifications before substitution.
Key specifications for MS16995-19: Nominal Thread Diameter: 0.138 INCHES IN; Thread Class: 3A A; Surface Treatment: PASSIVATE OVERALL; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC). 20 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-990-6381 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.