The Pin-Rivet, cataloged under National Stock Number 5320-01-006-9499, 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 18 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5320-01-006-9499 |
| Primary Part Number | HL31-5-5 |
| Item Name | Pin-Rivet |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Hi-Shear Corporation |
| Status | ACTIVE |
| Shank Diameter | 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN |
| Fastener Length | 0.614 INCHES MINIMUM AND 0.634 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | 258,FSCM 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL |
| Material Document and Classification | MIL-S-18732 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 5628 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| Head Style | FLUSH COUNTERSUNK |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Grip Length | 0.317 INCHES MAXIMUM IN |
| Width Between Flats | 0.079 INCHES MINIMUM AND 0.080 INCHES MAXIMUM IN |
| Shank Style | PIN-RIVET, STRAIGHT, THREADED |
| Surface Treatment | PASSIVATE OVERALL |
| Countersink Angle | 100.0 DEGREES NOMINAL |
| Shear Strength | 125000 SINGLE POUNDS PER SQUARE INCH |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 36 |
| Material | STEEL COMP 431 OVERALL |
| Thread Series Designator | UNJC |
| Head Major Diameter | 0.256 INCHES MINIMUM AND 0.261 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 |
|---|---|
| HL31-5-5 | Huck International, Inc (USA) |
| HL31-5-5 | Fairchild Fasteners Europe - Vsd Gmbh (DEU) |
| HL31-5-5 PRIMARY | Hi-Shear Corporation (USA) |
| HL31-5-5 | Satair A/s (DNK) |
| GB510E08-5A | Northrop Grumman Systems Corporation (USA) |
| HL31-5-5 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| Reference | Meaning |
|---|---|
| HL31-5-5 | 5/9 Secondary reference U.S. Government activity |
| HL31-5-5 | 5/2 Secondary reference U.S. Government activity |
| HL31-5-5A | C/1 Advisory reference — outside the item-of-supply concept Hi-Shear Corporation |
NSN 5320-01-006-9499 is a Pin-Rivet, manufactured by Hi-Shear Corporation, classified under FSC 5320, Rivets. Status: active.
NSN 5320-01-006-9499 has 6 manufacturer part numbers on file: HL31-5-5 (Huck International, Inc), HL31-5-5 (Fairchild Fasteners Europe - Vsd Gmbh), HL31-5-5 (Hi-Shear Corporation), HL31-5-5 (Satair A/s), GB510E08-5A (Northrop Grumman Systems Corporation) and 1 more.
Key specifications for HL31-5-5: Shank Diameter: 0.1630 INCHES MINIMUM AND 0.1635 INCHES MAXIMUM IN; Fastener Length: 0.614 INCHES MINIMUM AND 0.634 INCHES MAXIMUM IN; Surface Treatment Document and Classification: 258,FSCM 73197 MFR REF SINGLE TREATMENT RESPONSE OVERALL; Material Document and Classification: MIL-S-18732 MIL SPEC 1ST MATERIAL RESPONSE OR AMS 5628 ASSN STD 2ND MATERIAL RESPONSE OVERALL. 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.