The Pin-Rivet, cataloged under National Stock Number 5320-01-259-5677, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Hi-Shear Corporation. Government technical data includes 16 specifications, cited from the U.S. Government catalog. The record lists 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-259-5677 |
| Primary Part Number | HLM311-04-9 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 4.48 MILLIMETERS MINIMUM AND 4.49 MILLIMETERS MAXIMUM MM |
| Thread Tolerance Class | 4H EXTERNAL |
| Fastener Length | 17.7 MILLIMETERS MINIMUM AND 18.2 MILLIMETERS MAXIMUM MM |
| Thread Pitch in Millimeters | 0.70 |
| Material Document and Classification | AMS4928 ASSN STD 1ST MATERIAL RESPONSE OR AMS4967 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 4.0 MILLIMETERS MM |
| Grip Length | 8.8 MILLIMETERS MINIMUM AND 9.2 MILLIMETERS MAXIMUM MM |
| Width Between Flats | 1.61 MILLIMETERS MINIMUM AND 1.64 MILLIMETERS MAXIMUM MM |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 20800 DOUBLE NEWTONS PER SQUARE MILLIMETER |
| Material | TITANIUM ALLOY UNS R56400 OVERALL |
| Thread Series Designator | ISO M |
| Head Major Diameter | 6.8 MILLIMETERS MINIMUM AND 7.0 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 |
|---|---|
| HLM311-04-9 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| HLM311-04-9 PRIMARY | Hi-Shear Corporation (USA) |
| HLM311-04-9 PRIMARY | Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc (CAN) |
| HLM311-04-9 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| HLM311-04-09 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| HLM311-04-9 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| HLM311-04-9 | 5/2 Secondary reference U.S. Government activity |
| HLM311-04-09 | 5/9 Secondary reference Hi-Shear Corporation |
| HLM311-04-9 | 5/9 Secondary reference U.S. Government activity |
NSN 5320-01-259-5677 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-259-5677 has 6 manufacturer part numbers on file: HLM311-04-9 (Fairchild Fasteners Europe - Vsd Gmbh), HLM311-04-9 (Hi-Shear Corporation), HLM311-04-9 (Lisi Aerospace Canada Corp Div Hi Shear Holdings Inc), HLM311-04-9 (Sps Technologies, Llc Dba PB Fasteners), HLM311-04-09 (Fairchild Fasteners Europe - Vsd Gmbh) and 1 more.
Key specifications for HLM311-04-9: Shank Diameter: 4.48 MILLIMETERS MINIMUM AND 4.49 MILLIMETERS MAXIMUM MM; Thread Tolerance Class: 4H EXTERNAL; Fastener Length: 17.7 MILLIMETERS MINIMUM AND 18.2 MILLIMETERS MAXIMUM MM; Thread Pitch in Millimeters: 0.70. 16 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.