The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-021-9702, is classified within Federal Supply Class 5310 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Lockheed Martin Corporation Div Rms - Mitchel Field. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 11 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-021-9702 |
| Primary Part Number | 187176 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — No Item Name Available |
| Manufacturer | Lockheed Martin Corporation Div Rms - Mitchel Field |
| Status | ACTIVE |
| Thread Quantity Per Inch | 24 |
| Nominal Thread Size | 0.312 INCHES IN |
| Thread Series | UNF |
| Bearing Surface Type | CHAMFERED OR WASHER FACED |
| Material Document and Classification | QQ-S-633-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nut Style | HEXAGON |
| Nondefinitive Spec/std Data | A TYPE |
| Material | STEEL OVERALL |
| Width Across Flats | 0.563 INCHES NOMINAL IN |
| Nut Height | 0.172 INCHES NOMINAL IN |
| Thread Class | 2B |
| Thread Direction | RIGHT-HAND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| X4-55 | Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248 (USA) |
| 10-2161 | Unison Industries Llc (USA) |
| 10-2161 | Teledyne Industries Inc Teledyne Power Systems Div (USA) |
| 10-2161 | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| 219702 | General Motors Llc Dba General Motors Llc (USA) |
| 60526 | Amf Inc Amf York Div (USA) |
| B60526 | Amf Inc Amf York Div (USA) |
| 187176 PRIMARY | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
| 219702 | General Motors Corp (USA) |
| 14MY113W | Dresser Industries Inc P and M Mfg Div (USA) |
| MILB857TYPEA | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
NSN 5310-00-021-9702 is a Nut,plain,hexagon, manufactured by Lockheed Martin Corporation Div Rms - Mitchel Field, classified under FSC 5310 (No Item Name Available). Status: active.
NSN 5310-00-021-9702 has 11 cross-referenced part numbers: X4-55 (Cushman Inc a Ransom Co Pobox 7248 Charlotte Nc 28241 7248), 10-2161 (Unison Industries Llc), 10-2161 (Teledyne Industries Inc Teledyne Power Systems Div), 10-2161 (Amphenol Corp Div Amphenol Aerospace Operations), 219702 (General Motors Llc Dba General Motors Llc) and 6 more.
There are 11 known substitutes for 5310-00-021-9702: 5305-00-010-2161, 3110-00-100-0614, 5895-00-226-6522 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 187176: Thread Quantity Per Inch: 24; Nominal Thread Size: 0.312 INCHES IN; Thread Series: UNF; Bearing Surface Type: CHAMFERED OR WASHER FACED. 12 total characteristics are documented in the Federal Logistics Information System.