The Screw,cap,socket Head, cataloged under National Stock Number 5305-00-978-9385, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Zf Industrieantriebe Witten Gmbh. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 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 | 5305-00-978-9385 |
| Primary Part Number | MS-16997-62 |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Zf Industrieantriebe Witten Gmbh |
| Status | CANCELLED |
| Head Style | FLAT CHAMFER |
| Minimum Yield Strength | 130000 POUNDS PER SQUARE INCH LBS |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Thread Direction | RIGHT-HAND |
| Minimum Tensile Strength | 160000 POUNDS PER SQUARE INCH LBS |
| Head Height | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.250 INCHES IN |
| Width Across Flats | 0.187 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| Thread Length | 0.869 INCHES MINIMUM AND 0.900 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Head Diameter | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Internal Drive Style | HEXAGON |
| Thread Quantity Per Inch | 20 |
| Hardness Rating | 36.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Fastener Length | 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Material | STEEL OVERALL |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| MS-16997-62 | Zf Industrieantriebe Witten Gmbh (DEU) |
| MS16997-62 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 5305PL1336530 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 6300765-62 | Naval Sea Systems Command (USA) |
| 56483 | Zf Industrieantriebe Witten Gmbh (DEU) |
| B4525-304-52 | Trane U.s. Inc. Dba the Trane Co Div Trane Headquarters (USA) |
| 5305PL1388811 | Jednolity Indeks Materialowy - Uniform Material Index (POL) |
| 509440-48 | Zf Industrieantriebe Witten Gmbh (DEU) |
| 5305009789385 | E.c.a Etablissement Centrald'approvisionnement Des Forces Armee |
| 99-4406-06 | Hamilton Sundstrand Corporation (USA) |
NSN 5305-00-978-9385 is a Screw,cap,socket Head, manufactured by Zf Industrieantriebe Witten Gmbh, classified under FSC 5305 (No Item Name Available). Status: cancelled.
NSN 5305-00-978-9385 has 10 cross-referenced part numbers: MS-16997-62 (Zf Industrieantriebe Witten Gmbh), MS16997-62 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 5305PL1336530 (Jednolity Indeks Materialowy - Uniform Material Index), 6300765-62 (Naval Sea Systems Command), 56483 (Zf Industrieantriebe Witten Gmbh) and 5 more.
There are 3 known substitutes for 5305-00-978-9385: 3110-00-183-7203, 5305-01-238-8422, 5310-01-546-5276. Verify interchangeability with system specifications before substitution.
Key specifications for MS-16997-62: Head Style: FLAT CHAMFER; Minimum Yield Strength: 130000 POUNDS PER SQUARE INCH LBS; Surface Treatment: CADMIUM AND CHROMATE OVERALL; Thread Direction: RIGHT-HAND. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 5305-00-978-9385 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.