The Nut,clip-on, cataloged under National Stock Number 5310-01-374-1540, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Monadnock Company, the Dba Lisi Aerospace. Government technical data includes 18 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-374-1540 |
| Primary Part Number | BACN10YD2 |
| Item Name | Nut,clip-on |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Monadnock Company, the Dba Lisi Aerospace |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANTDRY FILM LUBRICANT |
| Surface Treatment Document and Classification | QQ-P-416,TY II,CL 1 FED SPEC SINGLE TREATMENT RESPONSE CLIP |
| Surface Treatment Document and Classification | QQ-P-416,TY II,CL2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF) |
| Hardness Rating | 48.0 ROCKWELL C MINIMUM AND 48.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM51.0 ROCKWELL C MAXIMUM |
| Distance From Base to Center of Aperture | 0.650 INCHES MINIMUM AND 0.650 INCHES MINIMUM AND 0.680 INCHES MAXIMUM0.680 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HANDRIGHT-HAND |
| Panel Thickness | 0.090 INCHES MINIMUM0.090 INCHES MINIMUM IN |
| Nominal Thread Size | 0.190 INCHES0.190 INCHES IN |
| Locking Feature | PREVAILING TORQUE WITH NONMETALLIC INSERTPREVAILING TORQUE WITH NONMETALLIC INSERT |
| Surface Treatment | CADMIUM NUT |
| Surface Treatment | CADMIUM CLIP |
| Nut Style | FLOATINGFLOATING |
| Thread Class | 3B3B |
| Thread Quantity Per Inch | 3232 |
| Material | STEEL NUT |
| Material | STEEL COMP 1050 CLIP |
| Material | PLASTIC ACETAL LOCKING INSERT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 5310-01-374-1540 is a Nut,clip-on, manufactured by Monadnock Company, the Dba Lisi Aerospace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-374-1540 has 2 manufacturer part numbers on file: BACN10YD2 (Monadnock Company, the Dba Lisi Aerospace), BACN10YD2 (Republic Fastener Mfg. Corp. Dba Arconic Fastening Systems).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-669-6899. Verify interchangeability with system specifications before substitution.
Key specifications for BACN10YD2: Lubrication: DRY FILM LUBRICANTDRY FILM LUBRICANT; Surface Treatment Document and Classification: QQ-P-416,TY II,CL 1 FED SPEC SINGLE TREATMENT RESPONSE CLIP; Surface Treatment Document and Classification: QQ-P-416,TY II,CL2 FED SPEC SINGLE TREATMENT RESPONSE NUT; Thread Series: UNIFIED NATIONAL JOINT FINE (UNJF)UNIFIED NATIONAL JOINT FINE (UNJF). 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.