The Screw,externally Relieved Body, cataloged under National Stock Number 5305-01-618-5873, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 6 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-618-5873 |
| Primary Part Number | 2693716-0033 |
| Item Name | Screw,externally Relieved Body |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Width Across Flats | 0.188 INCHES NOMINAL IN |
| Head Height | 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN |
| Fastener Length | 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.417 INCHES MINIMUM AND 0.437 INCHES MAXIMUM IN |
| Material Document and Classification | 300 SERIES STAINLESS STEEL IAW QQ-S-763 FED SPEC 1ST MATERIAL RESPONSE OR FED-STD-66 FED STD 1ST MATERIAL RESPONSE OR 16:18 OR 18:18 CHROME-NICKEL ALLOY STEEL(MUST BE EQUAL TO/INTERCHANGEABLE WITH 300 SERIES STAINLESS STEEL) MFR REF 2ND MATERIAL RESPONSE OVERALL |
| First Diameter From Head | 0.187 INCHES MINIMUM AND 0.197 INCHES MAXIMUM IN |
| Nominal Thread Diameter | 0.2500 INCHES IN |
| Head Style | FLAT FILLISTER |
| Thread Direction | RIGHT-HAND |
| Externally Relieved Body Diameter Quantity | 1 |
| Surface Treatment | PASSIVATE OVERALL |
| Minimum Tensile Strength | 80000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 28 |
| Material | STEEL CORROSION RESISTING OR CHROMIUM AND NICKEL OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.365 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 2693716-0033 | Cbs Fasteners, Llc (USA) |
| 2693716-0033 | B & B Specialties Inc (USA) |
| 2693716-0033 | Sps Technologies Afg Div (USA) |
| 2693716-0033 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 2693716-0033 | Chief Manufacturing Inc (USA) |
| 2693716-0033 | Fairchild Corp Aerospace Tools/aerospace Fastener Div (USA) |
| Reference | Meaning |
|---|---|
| 2693716-0033 | 5/2 Secondary reference U.S. Government activity |
| 2693716-0033 | 7/2 Vendor item drawing reference U.S. Government activity |
| 2693716-0033 | 5/2 Secondary reference U.S. Government activity |
| 2693716 | D/9 Drawing number reference only U.S. Government activity |
NSN 5305-01-618-5873 is a Screw,externally Relieved Body, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-618-5873 has 6 manufacturer part numbers on file: 2693716-0033 (Cbs Fasteners, Llc), 2693716-0033 (B & B Specialties Inc), 2693716-0033 (Sps Technologies Afg Div), 2693716-0033 (Sps Technologies, Llc Dba PB Fasteners), 2693716-0033 (Chief Manufacturing Inc) and 1 more.
Key specifications for 2693716-0033: Width Across Flats: 0.188 INCHES NOMINAL IN; Head Height: 0.244 INCHES MINIMUM AND 0.250 INCHES MAXIMUM IN; Fastener Length: 0.969 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN; Surface Treatment Document and Classification: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL. 19 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.