The Pin-Rivet, cataloged under National Stock Number 5320-01-535-6977, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-535-6977 |
| Primary Part Number | SLS100CT-EU4-2 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Huck International, Inc |
| Status | ACTIVE |
| Shank Diameter | 0.124 INCHES NOMINAL IN |
| Lubrication | DRY FILM AND CETYL ALCOHOL |
| Material Document and Classification | AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Grip Length | 0.063 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Shank Style | STUMP |
| Countersink Height | 0.037 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| Shear Strength | 95000 SINGLE POUNDS PER SQUARE INCH |
| Material | IRON ALLOY 660 OVERALL |
| Head Major Diameter | 0.180 INCHES MINIMUM AND 0.211 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 |
|---|---|
| SLS100CT-EU4-2 PRIMARY | Huck International, Inc (USA) |
| SLS100CT-EU4-2 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| SLS100CT-EU4-2 | 3/2 Design control — primary reference U.S. Government activity |
| ST3M427C4-2 | 7/2 Vendor item drawing reference The Boeing Company Div Defense |
| SLS100CT-EU4-2 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-535-6977 is a Pin-Rivet, manufactured by Huck International, Inc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-535-6977 has 2 manufacturer part numbers on file: SLS100CT-EU4-2 (Huck International, Inc), SLS100CT-EU4-2 (Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company).
Key specifications for SLS100CT-EU4-2: Shank Diameter: 0.124 INCHES NOMINAL IN; Lubrication: DRY FILM AND CETYL ALCOHOL; Material Document and Classification: AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Head Style: FLUSH COUNTERSUNK. 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.