The Screw,close Tolerance, cataloged under National Stock Number 5305-01-332-7156, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-332-7156 |
| Primary Part Number | SC5053-3-6 |
| Item Name | Screw,close Tolerance |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Head Style | FILLISTER COUNTERSUNK |
| Internal Drive Style | OFFSET CRUCIFORM (TORQUE SET) |
| Grip Diameter | 0.375 INCHES NOMINAL IN |
| Head Height | 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN |
| Thread Class | 3A A |
| Minimum Tensile Strength | 2000 POUNDS PER SQUARE INCH LBS |
| Thread Length | 0.363 INCHES NOMINAL IN |
| Thread Quantity Per Inch | 32 |
| Fastener Length | 0.723 INCHES MINIMUM AND 0.753 INCHES MAXIMUM IN |
| Countersink Angle | 129.0 DEGREES MINIMUM AND 131.0 DEGREES MAXIMUM |
| Grip Length | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Diameter | 0.321 INCHES MINIMUM AND 0.405 INCHES MAXIMUM IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Material Document and Classification | AMS 4928 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 4967 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 111395-3-6 | Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA) |
| SC5053-3-6 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| AIC1701-3-6 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 3D0080-3-6 | The Boeing Company (USA) |
| 1701-3-6 | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
NSN 5305-01-332-7156 is a Screw,close Tolerance, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-01-332-7156 has 5 cross-referenced part numbers: 111395-3-6 (Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana), SC5053-3-6 (Howmet Global Fastening Systems Inc), AIC1701-3-6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company), 3D0080-3-6 (The Boeing Company), 1701-3-6 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
There are 3 known substitutes for 5305-01-332-7156: 5950-00-055-3792, 6685-00-527-7169, 5961-00-885-5314. Verify interchangeability with system specifications before substitution.
Key specifications for SC5053-3-6: Head Style: FILLISTER COUNTERSUNK; Internal Drive Style: OFFSET CRUCIFORM (TORQUE SET); Grip Diameter: 0.375 INCHES NOMINAL IN; Head Height: 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN. 18 total characteristics are documented in the Federal Logistics Information System.