The Retainer,nut and Bolt, cataloged under National Stock Number 5340-01-048-6923, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-048-6923 |
| Primary Part Number | BACB19F10S |
| Item Name | Retainer,nut and Bolt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Material Document and Classification | QQ-S-763, CLASS 304, COND A FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 CLASS 316 COND A FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763 CLASS 321 COND A MIL SPEC SINGLE MATERIAL RESPONSE OR QQ-S-763 CLASS 347 COND A MIL STD 3RD MATERIAL RESPONSE OR AMS 5362 MFR REF 4TH MATERIAL RESPONSE |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 304 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL UNS J92811 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| BACB19F10S PRIMARY | The Boeing Company (USA) |
| BACB19F10S | Harper Engineering Company (USA) |
| BACB19F10S | Boeing Defence Australia Ltd (AUS) |
| BACB19F10S | Boeing Defence Australia Ltd Div Defense, Space & Security (AUS) |
| BACB19F10S | Transdigm Inc Div Adelwiggins Group (USA) |
| BACB19F10S | Component Products Corporation Dba Component Products Corp (USA) |
| Reference | Meaning |
|---|---|
| BACB19F10S | 5/9 Secondary reference The Boeing Company Div Commercial |
| BACB19F10S | 5/9 Secondary reference U.S. Government activity |
| BACB19F10S | 5/2 Secondary reference U.S. Government activity |
| BACB19F10S | 5/9 Secondary reference Tect Aerospace, Llc |
NSN 5340-01-048-6923 is a Retainer,nut and Bolt, manufactured by The Boeing Company, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-048-6923 has 6 manufacturer part numbers on file: BACB19F10S (The Boeing Company), BACB19F10S (Harper Engineering Company), BACB19F10S (Boeing Defence Australia Ltd), BACB19F10S (Boeing Defence Australia Ltd Div Defense, Space & Security), BACB19F10S (Transdigm Inc Div Adelwiggins Group) and 1 more.
Key specifications for BACB19F10S: Overall Height: 0.250 INCHES NOMINAL IN; Material Document and Classification: QQ-S-763, CLASS 304, COND A FED SPEC 1ST MATERIAL RESPONSE OR QQ-S-763 CLASS 316 COND A FED SPEC 2ND MATERIAL RESPONSE OR QQ-S-763 CLASS 321 COND A MIL SPEC SINGLE MATERIAL RESPONSE OR QQ-S-763 CLASS 347 COND A MIL STD 3RD MATERIAL RESPONSE OR AMS 5362 MFR REF 4TH MATERIAL RESPONSE; Overall Length: 0.625 INCHES NOMINAL IN; Overall Width: 0.500 INCHES NOMINAL IN. 3 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.