The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-00-243-4738, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Sps Technologies, Llc Dba PB Fasteners. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-00-243-4738 |
| Primary Part Number | 47FT1614 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Sps Technologies, Llc Dba PB Fasteners |
| Status | ACTIVE |
| Lubrication | SOLUBLE LUBRICANT |
| Width Across Flats | 1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNS |
| Temp Rating | 450.0 FAHRENHEIT NOMINAL DEGF |
| Hardness Rating | 48.0 ROCKWELL C MAXIMUM |
| Material Document and Classification | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.000 INCHES IN |
| Specification/standard Data | 81205-BACN10BY MANUFACTURERS STANDARD |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.578 INCHES MAXIMUM IN |
| Surface Treatment | CADMIUM OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 3B |
| Thread Quantity Per Inch | 14 |
| Material | STEEL COMP 4130 OR STEEL COMP 4140 OR STEEL COMP 8740 OVERALL |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| 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 |
|---|---|
| 47FT1614 PRIMARY | Sps Technologies, Llc Dba PB Fasteners (USA) |
| 55LH7644-164 | Englewood Electrical Supply Co (USA) |
| Reference | Meaning |
|---|---|
| BACN10BY517 | 7/2 Vendor item drawing reference U.S. Government activity |
| BMN4122A17 | 5/9 Secondary reference U.S. Government activity |
| LH7644-164 | 5/9 Secondary reference Harvard Industries Inc |
| 55LH7644-164 | 5/9 Secondary reference Harvard Industries Inc |
NSN 5310-00-243-4738 is a Nut,self-Locking,hexagon, manufactured by Sps Technologies, Llc Dba PB Fasteners, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-243-4738 has 2 manufacturer part numbers on file: 47FT1614 (Sps Technologies, Llc Dba PB Fasteners), 55LH7644-164 (Englewood Electrical Supply Co).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-471-7219. Verify interchangeability with system specifications before substitution.
Key specifications for 47FT1614: Lubrication: SOLUBLE LUBRICANT; Width Across Flats: 1.427 INCHES MINIMUM AND 1.440 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNS. 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.