The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-130-7307, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Secs Inc. Government technical data includes 13 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-130-7307 |
| Primary Part Number | ES3684-01D08A12 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Secs Inc |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | ASTM A 581 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE OVERALL |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL COMP 303 OR STEEL COMP 303SE OR STEEL COMP 416 OR STEEL COMP 416SE OR STEEL COMP 430F OR STEEL COMP 430FSE OR STEEL COMP 203EZ OR STEEL COMP 303PB OR STEEL COMP 303 PLUS X OR STEEL COMP 416 PLUS X OVERALL |
| Bearing Surface Type | FLAT |
| 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 |
|---|---|
| ES3684-01D08A12 PRIMARY | Secs Inc (USA) |
| EH10-18-A PRIMARY | Secs Inc (USA) |
| ES3684-01D08A12 PRIMARY | Positronic Industries Inc Div Amphenol Military Aerospace Operations (USA) |
| ES3684-01D08A12 PRIMARY | Accurate Screw Machine Corp Div Accurate Screw Machine Corporation (USA) |
| ES3684-01D08A12 PRIMARY | Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc (USA) |
| ES3684-01D08A12 | Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware (USA) |
| Reference | Meaning |
|---|---|
| 8211SS0832-7 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 504423 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| ES3684-01D08A12 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 8211-SS-0832-7 | 5/9 Secondary reference New Haven Mfg Corp Amatom Electronic Hardware Div |
| ES3684-01D08A12 | 7/9 Vendor item drawing reference Drs Sustainment Systems, Inc. |
NSN 5310-01-130-7307 is a Nut,plain,hexagon, manufactured by Secs Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-130-7307 has 6 manufacturer part numbers on file: ES3684-01D08A12 (Secs Inc), EH10-18-A (Secs Inc), ES3684-01D08A12 (Positronic Industries Inc Div Amphenol Military Aerospace Operations), ES3684-01D08A12 (Accurate Screw Machine Corp Div Accurate Screw Machine Corporation), ES3684-01D08A12 (Matthew Warren, Inc Dba Raf Electronic Hardware Div Raf Electronic Hardware, Llc) and 1 more.
Key specifications for ES3684-01D08A12: Width Across Flats: 0.250 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: ASTM A 581 ASSN STD ALL MATERIAL RESPONSES OVERALL. 13 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.