The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-071-2079, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is American National Standards Institute Incorporated Dba American National Standards Institute. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 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 | 5305-00-071-2079 |
| Primary Part Number | B1821BH050C400N |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | American National Standards Institute Incorporated Dba American National Standards Institute |
| Status | CANCELLED |
| Thread Length | 1.250 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Material Document and Classification | SAEJ429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTMA354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Surface Finish | 63.0 MICROINCHES THREADS |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Thread Class | 2A A |
| Width Between Flats | 0.736 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Quantity Per Inch | 13 |
| Head Style | HEXAGON |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.500 INCHES IN |
| Fastener Length | 3.906 INCHES MINIMUM AND 4.000 INCHES MAXIMUM IN |
| Head Height | 0.302 INCHES MINIMUM AND 0.323 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 16046 | Silver Eagle Manufacturing Co (USA) |
| 0768-1029 | Tolomatic, Inc (USA) |
| MS90728-123 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 36504 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 24KP981 | Oshkosh Corp (USA) |
| 5305PL0780953 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 021-12330 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 65901AX | Oshkosh Defense Llc (USA) |
| 24KP981 | Oshkosh Defense Llc (USA) |
| 003-2-2953 | Dyna Systems Inc (USA) |
| B1821BH050C400N PRIMARY | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| 1/2-UNC X 4,C/S ZINC PLATED | Cardinal Industrial Products Corp (USA) |
| 7903 | Silver Eagle Manufacturing Co (USA) |
| 65901AX | Oshkosh Corp (USA) |
| 5305000712079 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 5305-00-071-2079 is a Screw,cap,hexagon Head, manufactured by American National Standards Institute Incorporated Dba American National Standards Institute, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-071-2079 has 15 cross-referenced part numbers: 16046 (Silver Eagle Manufacturing Co), 0768-1029 (Tolomatic, Inc), MS90728-123 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 36504 (Zf Industrieantriebe Witten Gmbh), 24KP981 (Oshkosh Corp) and 10 more.
There are 12 known substitutes for 5305-00-071-2079: 3455-00-131-6237, 5905-00-238-2548, 6115-00-302-1272 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for B1821BH050C400N: Thread Length: 1.250 INCHES MINIMUM AND 1.442 INCHES MAXIMUM IN; Material: STEEL OVERALL; Material Document and Classification: SAEJ429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTMA354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Surface Finish: 63.0 MICROINCHES THREADS. 16 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-071-2079 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.