The Screw,shoulder, cataloged under National Stock Number 5305-00-508-2946, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International, Inc Div Aerospace-Tucson. Government technical data includes 18 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5305-00-508-2946 |
| Primary Part Number | 844456 |
| Item Name | Screw,shoulder |
| FSC / FSG | 5305 / 53 — Screws |
| Manufacturer | Honeywell International, Inc Div Aerospace-Tucson |
| Status | ACTIVE |
| Fastener Length | 0.531 INCHES NOMINAL IN |
| Shoulder Length | 0.112 INCHES NOMINAL FIRST SHOULDER IN |
| Surface Treatment Document and Classification | NO. 3,FSCM 19315 MFR REF ALL TREATMENT RESPONSES OVERALL |
| Shoulder Diameter | 0.368 INCHES MINIMUM AND 0.370 INCHES MAXIMUM FIRST SHOULDER IN |
| Thread Length | 0.219 INCHES MINIMUM IN |
| Shoulder Shape | ROUND FIRST SHOULDER |
| Material Document and Classification | E-8740-1,FSCM 19315 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.312 INCHES IN |
| Head Style | FLAT COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Internal Drive Style | SLOT |
| Countersink Angle | 82.0 DEGREES NOMINAL |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL OVERALL |
| Thread Series Designator | UNF |
| Head Diameter | 0.531 INCHES NOMINAL 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 |
|---|---|
| 844456 PRIMARY | Honeywell International, Inc Div Aerospace-Tucson (USA) |
| Reference | Meaning |
|---|---|
| 844456 | 5/9 Secondary reference Honeywell Intl Inc Defense Avionics Systems Former Bendix Navigation and Control Systems |
| 844456 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5305-00-508-2946 is a Screw,shoulder, manufactured by Honeywell International, Inc Div Aerospace-Tucson, classified under FSC 5305, Screws. Status: active.
NSN 5305-00-508-2946 has 1 manufacturer part number on file: 844456 (Honeywell International, Inc Div Aerospace-Tucson).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-205-2066. Verify interchangeability with system specifications before substitution.
Key specifications for 844456: Fastener Length: 0.531 INCHES NOMINAL IN; Shoulder Length: 0.112 INCHES NOMINAL FIRST SHOULDER IN; Surface Treatment Document and Classification: NO. 3,FSCM 19315 MFR REF ALL TREATMENT RESPONSES OVERALL; Shoulder Diameter: 0.368 INCHES MINIMUM AND 0.370 INCHES MAXIMUM FIRST SHOULDER IN. 18 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.