The Screw,shoulder, cataloged under National Stock Number 5305-01-155-3394, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-155-3394 |
| Primary Part Number | 13032328 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Width Across Flats | 3.0 MILLIMETERS NOMINAL MM |
| Head Height | 4.32 MILLIMETERS MINIMUM AND 4.50 MILLIMETERS MAXIMUM MM |
| External Thread Tolerance Class | 6G G |
| Fastener Length | 21.50 MILLIMETERS MINIMUM AND 21.75 MILLIMETERS MAXIMUM MM |
| Shoulder Length | 12.00 MILLIMETERS MINIMUM AND 12.25 MILLIMETERS MAXIMUM FIRST SHOULDER MM |
| Surface Treatment Document and Classification | QQ-P-416, TYPE 1, CLASS 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Shoulder Diameter | 5.982 MILLIMETERS MINIMUM AND 6.000 MILLIMETERS MAXIMUM FIRST SHOULDER MM |
| Thread Pitch in Millimeters | 0.8 |
| Thread Length | 9.5 MILLIMETERS NOMINAL MM |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Nominal Thread Diameter | 5.0 MILLIMETERS MM |
| Head Style | FLAT CHAMFER |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM OVERALL |
| Minimum Tensile Strength | 1100 MEGAPASCALS |
| Internal Drive Style | HEXAGON |
| Material | STEEL PROPERTY CLASS 12.9 OVERALL |
| Thread Series Designator | M |
| Head Diameter | 9.78 MILLIMETERS MINIMUM AND 10.00 MILLIMETERS MAXIMUM MM |
| 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 |
|---|---|
| 13032328 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| 13032328 | 5/9 Secondary reference Wego Precision Machine, Inc. |
| 05365 | 5/9 Secondary reference Sps Technologies, Llc Dba PB Fasteners |
| 10087784 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| SB912M5X6X12 | 5/9 Secondary reference Metric and Multistandard Components Corp |
NSN 5305-01-155-3394 is a Screw,shoulder, manufactured by Us Army Aviation and Missile Command, classified under FSC 5305, Screws. Status: active.
NSN 5305-01-155-3394 has 1 manufacturer part number on file: 13032328 (Us Army Aviation and Missile Command).
2 possible matches (shared part number, not a government interchangeability claim): 6150-01-222-6860, 5950-01-472-7790. Verify interchangeability with system specifications before substitution.
Key specifications for 13032328: Width Across Flats: 3.0 MILLIMETERS NOMINAL MM; Head Height: 4.32 MILLIMETERS MINIMUM AND 4.50 MILLIMETERS MAXIMUM MM; External Thread Tolerance Class: 6G G; Fastener Length: 21.50 MILLIMETERS MINIMUM AND 21.75 MILLIMETERS MAXIMUM MM. 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.