# NSN 5305-00-630-0678: Screw, Cap, Hexagon Head

NSN 5305-00-630-0678 (also written 5305006300678; NIIN 00-630-0678) is a screw, cap, hexagon head in Federal Supply Class 5305, Screws. 3 manufacturer part numbers from 3 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5305-00-630-0678 (5305006300678)
- NIIN: 00-630-0678 (006300678)
- Item name: SCREW,CAP,HEXAGON HEAD
- Federal Supply Class: [FSC 5305 Screws](https://nsnexplorer.com/fsc/5305/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- Acquisition method suffix code: AMSC R: the government owns neither the data nor the rights, and obtaining them is judged uneconomical. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 5621 |
| AASK | HEAD STYLE | — |
| MATT | MATERIAL | OVERALL STEEL CORROSION RESISTING |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | GUIDE-CHECK VALVE |
| PRPY | PROPRIETARY CHARACTERISTICS | PACS |
| AATB | WIDTH BETWEEN FLATS | INCHES MINIMUM 1.364 AND INCHES MAXIMUM 1.377 |
| FEAT | SPECIAL FEATURES | CRITICAL APPLICATION ITEM (CAI) |
| ASXK | HOLE QUANTITY | 6 |
| AASL | HEAD DIAMETER | INCHES NOMINAL 0.938 |
| BQDM | HOLE TYPE | DRILLED |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| AASU | HEAD HEIGHT | INCHES MINIMUM 0.125 AND INCHES MAXIMUM 0.140 |
| SPCL | SPECIAL TEST FEATURES | SPECIFICATION SUMMARY: EDT 500; ASME B46.1-1995; ASME Y14.36M-1996; ASME B1.1-1989; EDI 460; EPS 380; AMS 5621 |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 05047-AS-E B461.1995 AND PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 05047-AS-E Y14.36--1996 AND PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD 05047-AS-E B1.1-1989 |
| AAUB | HOLE DIAMETER | INCHES MINIMUM 0.070 AND INCHES MAXIMUM 0.100 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 6813646 | 24617 | GENERAL MOTORS CORP | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6813646 | 63005 | ROLLS-ROYCE CORPORATION | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 6813646 | 73342 | ALLISON TRANSMISSION INC DBA ALLISON TRANSMISSION, INC | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-09-28 | $419.48 | 20 | BOEING DISTRIBUTION, INC. | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305006300678) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-28 | [SPE4A626V400N](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305006300678) | SCREW, CAP, HEXAGON HEAD | BOEING DISTRIBUTION, INC. | $8,389.60 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5305006300678&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5305006300678
- 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/5305-00-630-0678/
JSON: https://nsnexplorer.com/api/nsn/5305-00-630-0678.json