The Screw,shoulder, cataloged under National Stock Number 5305-00-845-3975, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-00-845-3975 |
| Primary Part Number | 398611 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — No Item Name Available |
| Manufacturer | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company |
| Status | ACTIVE |
| Precious Material | SILVER |
| Head Style | FLAT CHAMFER |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Fastener Length | 0.285 INCHES NOMINAL IN |
| Thread Length | 0.197 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Thread Quantity Per Inch | 32 |
| Head Height | 0.080 INCHES MINIMUM AND 0.090 INCHES MAXIMUM IN |
| Head Diameter | 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Surface Treatment | SILVER OVERALL |
| Shoulder Diameter | 0.360 INCHES MINIMUM AND 0.380 INCHES MAXIMUM FIRST SHOULDER IN |
| Nonstandard Thread Pitch Diameter | +0.1644 TO 0.1667 INCHES IN |
| Internal Drive Style | CROSS RECESS TYPE 1 |
| Thread Series Designator | UNF |
| Precious Material and Location | OVERALL SILVER |
| Thread Direction | RIGHT-HAND |
| Material | IRON ALLOY 660 OVERALL |
| Shoulder Length | 0.078 INCHES MINIMUM AND 0.088 INCHES MAXIMUM FIRST SHOULDER IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 398611 | Thompson Aerospace, Llc Dba Thompson Aerospace Llc (USA) |
| 398611 | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 398611 | All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners (USA) |
| 398611 | Howmet Global Fastening Systems Inc Div Torrance Operations (USA) |
| 398611 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| 398611 | Sps Technologies, Llc Dba Aerospace Fasteners Group Div Aerospace - Santa Ana (USA) |
| 398611 | Precision Speed Manufacturing, Llc (USA) |
NSN 5305-00-845-3975 is a Screw,shoulder, manufactured by Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company, classified under FSC 5305 (No Item Name Available). Status: active.
NSN 5305-00-845-3975 has 7 cross-referenced part numbers: 398611 (Thompson Aerospace, Llc Dba Thompson Aerospace Llc), 398611 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 398611 (All Manufacturers, Inc. Dba Allied Harbor Aerospace Fasteners), 398611 (Howmet Global Fastening Systems Inc Div Torrance Operations), 398611 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company) and 2 more.
There are 2 known substitutes for 5305-00-845-3975: 5950-00-755-6630, 1680-01-578-2700. Verify interchangeability with system specifications before substitution.
Key specifications for 398611: Precious Material: SILVER; Head Style: FLAT CHAMFER; Nominal Thread Diameter: 0.190 INCHES IN; Fastener Length: 0.285 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.