The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-00-267-8950, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is The American Society of Mechanical Engineers. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 5305-00-267-8950 |
| Primary Part Number | B1821BH025F038N |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | The American Society of Mechanical Engineers |
| Status | CANCELLED |
| Thread Direction | RIGHT-HAND |
| Head Height | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Hardness Rating | 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL |
| Nondefinitive Spec/std Data | 2 TYPE AND 10P STYLE AND 8 GRADE |
| Surface Treatment | ZINC AND CHROMATE OVERALL |
| Surface Treatment Document and Classification | ASTM B633 TY 2 SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series Designator | UNF |
| Material Document and Classification | SAE J429 GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Fastener Length | 0.375 INCHES NOMINAL IN |
| Head Style | HEXAGON |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Minimum Tensile Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 28 |
| Thread Class | 2A A |
| Width Between Flats | 0.428 INCHES MINIMUM AND 0.438 INCHES MAXIMUM IN |
| Thread Length | 0.375 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| XX002-0961 | Rdm Technology B.v. (NLD) |
| 188609 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 5305002678950 | E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
| B1821BH025F038N | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| 5305PL0939555 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| MS90727-1 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| FF-S-85 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| B1821BH025F038N PRIMARY | The American Society of Mechanical Engineers (USA) |
| 855352-00 | Defense Reduction Agency (USA) |
| MS90726-1 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| AES01F250378AW9A91 PRIMARY | The American Society of Mechanical Engineers (USA) |
| 18C406 | Clark Equipment Co (USA) |
NSN 5305-00-267-8950 is a Screw,cap,hexagon Head, manufactured by The American Society of Mechanical Engineers, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-267-8950 has 12 cross-referenced part numbers: XX002-0961 (Rdm Technology B.v.), 188609 (Zf Industrieantriebe Witten Gmbh), 5305002678950 (E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales), B1821BH025F038N (American National Standards Institute Incorporated Dba American National Standards Institute), 5305PL0939555 (Jednolity Indeks Materialowy - Uniform Material Index) and 7 more.
There are 3 known substitutes for 5305-00-267-8950: 5305-00-193-5242, 5305-00-267-8972, 3110-01-595-2489. Verify interchangeability with system specifications before substitution.
Key specifications for B1821BH025F038N: Thread Direction: RIGHT-HAND; Head Height: 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM IN; Material: STEEL OVERALL; Hardness Rating: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL. 17 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-267-8950 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.