The Nut,sheet Spring, cataloged under National Stock Number 5310-00-186-4991, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Austin-Westran Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-186-4991 |
| Primary Part Number | 290184 |
| Item Name | Nut,sheet Spring |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Austin-Westran Llc |
| Status | ACTIVE |
| Material Thickness | 0.031 INCHES NOMINAL IN |
| Material | STEEL OVERALL |
| Surface Treatment | CADMIUM OVERALL |
| Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nut Width | 0.625 INCHES NOMINAL IN |
| Mating Member Diameter Accommodated | 0.190 INCHES NOMINAL IN |
| Panel Thickness | 0.025 INCHES MINIMUM AND 0.040 INCHES MAXIMUM IN |
| Nut Length | 0.562 INCHES NOMINAL IN |
| Nut Style | SHEET SPRING |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 290184 | Austin-Westran Llc (USA) |
| MS90724-16 | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5310-00-186-4991 is a Nut,sheet Spring, manufactured by Austin-Westran Llc, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-186-4991 has 2 cross-referenced part numbers: 290184 (Austin-Westran Llc), MS90724-16 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M).
There is 1 known substitute for 5310-00-186-4991: 2530-01-160-9652. Verify interchangeability with system specifications before substitution.
Key specifications for 290184: Material Thickness: 0.031 INCHES NOMINAL IN; Material: STEEL OVERALL; Surface Treatment: CADMIUM OVERALL; Surface Treatment Document and Classification: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 9 total characteristics are documented in the Federal Logistics Information System.