The Rivet,solid, cataloged under National Stock Number 5320-00-165-8773, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Allfast Fastening Systems, Llc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-165-8773 |
| Primary Part Number | EF1047X1B4C7 |
| Item Name | Rivet,solid |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Allfast Fastening Systems, Llc |
| Status | ACTIVE |
| Shank Diameter | 0.124 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN |
| Fastener Length | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE OVERALL |
| Material Document and Classification | QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| Grip Length | 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN |
| Shank Style | STRAIGHT W/RADIUS CHAMFERED TIP |
| Surface Treatment | ANODIZE OR OXIDE FILM OVERALL |
| Countersink Angle | 99.5 DEGREES MINIMUM AND 100.5 DEGREES MAXIMUM |
| Shear Strength | 24000 SINGLE POUNDS PER SQUARE INCH |
| Material | ALUMINUM ALLOY 5056 OVERALL |
| Head Major Diameter | 0.221 INCHES MINIMUM AND 0.229 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 |
|---|---|
| EF1047X1B4C7 | Allfast Fastening Systems, Llc (USA) |
| 745983-256 | Lockheed Martin Corporation Div Rms (USA) |
| AF1047X1B4C7 | Allfast Fastening Systems, Llc (USA) |
| Reference | Meaning |
|---|---|
| 10123508 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 745983-256 | 5/9 Secondary reference Lockheed Martin Corporation Div Rms - Mitchel Field |
| MS20426B4-7 | 5/9 Secondary reference U.S. Government activity |
| MS20426B4-7 | 3/2 Design control — primary reference U.S. Government activity |
| 5320PL0959479 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| AN426B4-7 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-00-165-8773 is a Rivet,solid, manufactured by Allfast Fastening Systems, Llc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-165-8773 has 3 manufacturer part numbers on file: EF1047X1B4C7 (Allfast Fastening Systems, Llc), 745983-256 (Lockheed Martin Corporation Div Rms), AF1047X1B4C7 (Allfast Fastening Systems, Llc).
Key specifications for EF1047X1B4C7: Shank Diameter: 0.124 INCHES MINIMUM AND 0.128 INCHES MAXIMUM IN; Fastener Length: 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-A-8625 MIL SPEC 1ST TREATMENT RESPONSE OR MIL-C-5541 MIL SPEC 2ND TREATMENT RESPONSE OVERALL; Material Document and Classification: QQ-A-430 FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 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.