# NSN 5310-01-694-8678: Nut, Self-Locking, Spline

NSN 5310-01-694-8678 (also written 5310016948678; NIIN 01-694-8678) is a nut, self-locking, spline in Federal Supply Class 5310, Nuts and Washers. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5310-01-694-8678 (5310016948678)
- NIIN: 01-694-8678 (016948678)
- Item name: NUT,SELF-LOCKING,SPLINE
- Federal Supply Class: [FSC 5310 Nuts and Washers](https://nsnexplorer.com/fsc/5310/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC G: the government has a complete data package and the rights to use it. (observed 2026-10-10)
- Acquisition method code: 1

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| AAJD | THREAD CLASS | 3B |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AAUM | LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| AAVL | PILOT DIAMETER | INCHES MAXIMUM 0.270 |
| AAVM | PILOT LENGTH | INCHES NOMINAL 0.161 |
| ABAJ | LUBRICATION | DRY FILM LUBRICANT |
| ACTA | NUT STYLE | — |
| ACVN | NUT LENGTH | INCHES MAXIMUM 0.587 |
| ADEA | NUT HEIGHT | INCHES NOMINAL 0.431 |
| BZRR | THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQJX | NOMINAL THREAD SIZE | INCHES 0.1900 |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT,FLOATING,SELF-LOCKING,ATTACHED RETENTION ELEMENT (A.R.E.),450 DEG F,STEEL,125 KSI FTU, REPLACEABLE NUT ELEMENT,1/64 OVERSIZE REPAIR |
| FEAT | SPECIAL FEATURES | NUT ELEMENT 49 HRC MAX AND CAGE IS 40-47 HRC |
| MATT | MATERIAL | FLANGE STEEL COMP 1050 |
| MATT | MATERIAL | NUT STEEL COMP 1050 OR STEEL COMP 4130 |
| MATT | MATERIAL | SHELL STEEL COMP 304 OR STEEL COMP 305 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | FLANGE ASSN STD SINGLE MATERIAL RESPONSE A-S5085 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | NUT ASSN STD 1ST MATERIAL RESPONSE A-S5085 OR ASSN STD 2ND MATERIAL RESPONSE A-S6351 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SHELL ASSN STD 1ST MATERIAL RESPONSE A-S5639 OR ASSN STD 2ND MATERIAL RESPONSE A-S5514 |
| SFTT | SURFACE TREATMENT | OVERALL CADMIUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE TREATMENT RESPONSE A-S-QQ--416 TY II,LASS 2 FOR SHELL AND FLANGE, NUT TYE AND CLASS IS OTIONAL TO STANDARD BUT -UST -EET SALT SRAY REQUIRE-ENTS OF NAS-25027 |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 80205-NAS-14201 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| MS14201-3-8 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| MS14201-3-8 | 96906 | MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-24 | $22.46 | 199 | 8R639 | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016948678) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-24 | [SPE4A626V393C](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016948678) | NUT, SELF-LOCKING, SP | — | $4,469.54 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5310016948678&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5310016948678
- AMSC record: https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/
- USAspending contract actions (each award above links to its record)
- All data is public U.S. government data; every row above links to its source record where one exists.

Canonical page: https://nsnexplorer.com/nsn/5310-01-694-8678/
JSON: https://nsnexplorer.com/api/nsn/5310-01-694-8678.json