The Rivet,blind, cataloged under National Stock Number 5320-00-971-7870, is classified within Federal Supply Class 5320 (Rivets) of the Hardware and Abrasives group. The manufacturer of record is Avdel Usa Llc. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5320-00-971-7870 |
| Primary Part Number | SD 43 BS |
| Item Name | Rivet,blind |
| FSC / FSG | 5320 / 53 — Rivets |
| Manufacturer | Avdel Usa Llc |
| Status | ACTIVE |
| Shank Diameter | 0.125 INCHES NOMINAL IN |
| Head Height | 0.032 INCHES NOMINAL IN |
| Fastener Length | 0.294 INCHES NOMINAL IN |
| Expansion Device | KNOB STEM-TYPE K |
| Head Style | UNIVERSAL |
| Grip Length | 0.126 INCHES MINIMUM AND 0.187 INCHES MAXIMUM IN |
| Shank Style | SELF-PLUGGING |
| Surface Treatment | CADMIUM OVERALL |
| Material | STEEL OVERALL |
| Head Major Diameter | 0.250 INCHES NOMINAL 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 |
|---|---|
| SD 43 BS | Avdel Usa Llc (USA) |
| Reference | Meaning |
|---|---|
| SD43BS | 3/9 Design control — primary reference Rps-Fl, Inc. Dba Rps Inc |
| SD43BS | 5/9 Secondary reference U.S. Government activity |
| SD43BS | 5/9 Secondary reference Pop Fasteners a Black and Decker Co |
NSN 5320-00-971-7870 is a Rivet,blind, manufactured by Avdel Usa Llc, classified under FSC 5320, Rivets. Status: active.
NSN 5320-00-971-7870 has 1 manufacturer part number on file: SD 43 BS (Avdel Usa Llc).
2 possible matches (shared part number, not a government interchangeability claim): 5320-01-396-9112, 5320-01-670-1564. Verify interchangeability with system specifications before substitution.
Key specifications for SD 43 BS: Shank Diameter: 0.125 INCHES NOMINAL IN; Head Height: 0.032 INCHES NOMINAL IN; Fastener Length: 0.294 INCHES NOMINAL IN; Expansion Device: KNOB STEM-TYPE K. 10 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.