The Pin-Rivet, cataloged under National Stock Number 5320-01-477-5638, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies Ltd, Tj Brooks Division. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 15 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-01-477-5638 |
| Primary Part Number | HLT633YC-10-19 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Sps Technologies Ltd, Tj Brooks Division |
| Status | ACTIVE |
| Shank Diameter | 0.302 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN |
| Lubrication | SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP |
| Fastener Length | 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Criticality Code Justification | AGAV |
| Material Document and Classification | AMS 5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Head Style | CROWN COUTERSUNK GREATER THAN 135 DEGREES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Grip Length | 1.183 INCHES MINIMUM AND 1.193 INCHES MAXIMUM IN |
| Width Between Flats | 0.160 INCHES MINIMUM AND 0.180 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-13 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Head Major Diameter | 0.597 INCHES MINIMUM AND 0.604 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 | Y |
| Part Number | Manufacturer |
|---|---|
| HLT633YB-10-19 | West Coast Aerospace, Inc. (USA) |
| ST3M760D5-19 | The Boeing Company Div Defense (USA) |
| HLT633YC-10-19 PRIMARY | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| ST3M760D5-19 PRIMARY | Fastener Innovation Technology, Inc. Dba F I T (USA) |
| HLT633YC-10-19 PRIMARY | Huck International, Inc (USA) |
| HLT633YB-10-19 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| HLT633YB-10-19 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HP4760D5-19 PRIMARY | Heartland Precision Fasteners Inc (USA) |
| HLT633YC-10-19 | West Coast Aerospace, Inc. (USA) |
| HLT633YB-10-19 PRIMARY | Sps Technologies Ltd, Tj Brooks Division (GBR) |
| HLT633YB-10-19 PRIMARY | Hi-Shear Corporation (USA) |
| HLT633YC-10-19 PRIMARY | Hi-Shear Corporation (USA) |
| HLT633YB-10-19 PRIMARY | Huck International, Inc (USA) |
| HLT633YC-10-19 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLT633YC-10-19 PRIMARY | Sps Technologies, Llc Dba Air Industries Company Div Air Industries Company (USA) |
| Reference | Meaning |
|---|---|
| HLT633YC-10-19 | 3/2 Design control — primary reference U.S. Government activity |
| HLT633YB-10-19 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5320-01-477-5638 is a Pin-Rivet, manufactured by Sps Technologies Ltd, Tj Brooks Division, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-477-5638 has 15 manufacturer part numbers on file: HLT633YB-10-19 (West Coast Aerospace, Inc.), ST3M760D5-19 (The Boeing Company Div Defense), HLT633YC-10-19 (Sps Technologies Ltd, Tj Brooks Division), ST3M760D5-19 (Fastener Innovation Technology, Inc. Dba F I T), HLT633YC-10-19 (Huck International, Inc) and 10 more.
Key specifications for HLT633YC-10-19: Shank Diameter: 0.302 INCHES MINIMUM AND 0.306 INCHES MAXIMUM IN; Lubrication: SOLID FILM AND CETYL ALCOHOL, SPEC 305, HI-SHEAR CORP; Fastener Length: 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED 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.