The Screw,cap,socket Head, cataloged under National Stock Number 5305-01-087-9735, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Afg Div. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-087-9735 |
| Primary Part Number | 20097-3F-6B |
| Item Name | Screw,cap,socket Head |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Sps Technologies Afg Div |
| Status | ACTIVE |
| Width Across Flats | 0.156 INCHES NOMINAL IN |
| Head Height | 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN |
| Fastener Length | 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-1394 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Length | 0.283 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Hardness Rating | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM OVERALL |
| Material Document and Classification | ASTM A574 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.190 INCHES IN |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | OXIDE OVERALL |
| Minimum Tensile Strength | 170000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 150000 POUNDS PER SQUARE INCH LBS |
| Internal Drive Style | HEXAGON |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 32 |
| Material | STEEL UNS K03104 OVERALL |
| Thread Series Designator | UNRF |
| Head Diameter | 0.303 INCHES MINIMUM AND 0.312 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 |
|---|---|
| 20097-3F-6B PRIMARY | Sps Technologies Afg Div (USA) |
| Reference | Meaning |
|---|---|
| 20097-3F-6B | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 3001S04610003AU | 5/1 Secondary reference Honeywell Aerospace Yeovil Div Aerospace -Yeovil |
| 3001S04610003AU | 5/1 Secondary reference Unbrako (a Division of S P S Technologies Ltd) |
| 3001S0461000AU | C/1 Advisory reference — outside the item-of-supply concept H-K Connecticut Holding Company |
| 602-0006 | 5/9 Secondary reference Sps Technologies Afg Div |
NSN 5305-01-087-9735 is a Screw,cap,socket Head, manufactured by Sps Technologies Afg Div, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-087-9735 has 1 manufacturer part number on file: 20097-3F-6B (Sps Technologies Afg Div).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-676-4865. Verify interchangeability with system specifications before substitution.
Key specifications for 20097-3F-6B: Width Across Flats: 0.156 INCHES NOMINAL IN; Head Height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN; Fastener Length: 0.345 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-1394 MIL SPEC 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.