# NSN 5220-01-627-4746: Block, Step, Machinists'

NSN 5220-01-627-4746 (also written 5220016274746; NIIN 01-627-4746) is a block, step, machinists' in Federal Supply Class 5220, Inspection Gages and Precision Layout Tools. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Oct 2026.

## Identification

- NSN: 5220-01-627-4746 (5220016274746)
- NIIN: 01-627-4746 (016274746)
- Item name: BLOCK,STEP,MACHINISTS'
- Federal Supply Class: [FSC 5220 Inspection Gages and Precision Layout Tools](https://nsnexplorer.com/fsc/5220/)
- Federal Supply Group: [FSG 52](https://nsnexplorer.com/group/52/)
- Acquisition method suffix code: AMSC C: needs engineering source approval; other sources must qualify first. (observed 2026-10-10)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| ABGL | WIDTH | INCHES NOMINAL 1.068 |
| ABFF | FURNISHED ITEMS | HARDENING |
| AGYE | SURFACE FINISH | GROUND |
| APGF | DESIGN TYPE | PLAIN |
| BJXZ | BLOCK QUANTITY PER SET | 2 |
| CBBL | FEATURES PROVIDED | HARDENING |
| CXCY | PART NAME ASSIGNED BY CONTROLLING AGENCY | STEP BLOCK PAIRS |
| FEAT | SPECIAL FEATURES | PER CAGE 99862 DESCRIPTION IS SERRATED STEP BLOCK PAIRS. FINISH IS BLACK OXIDE |
| ZZZK | SPECIFICATION/STANDARD DATA | PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AS-E Y14.100-2004 AND PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AS-E Y14.5-2009 |
| MATT | MATERIAL | STEEL CORROSION RESISTING |
| SUPP | SUPPLEMENTARY FEATURES | HEIGHT RANGE 1-1/8" TO 2-1/2" |
| AGAV | END ITEM IDENTIFICATION | TOOLS |
| HGTH | HEIGHT | INCHES NOMINAL 1.0 |
| ABRY | LENGTH | INCHES NOMINAL 1.747 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 11B5190530-2 | 5B5M3 | DEVCOM CHEMICAL BIOLOGICAL CENTER DBA CHEMICAL BIOLOGICAL CENTER DIV U.S. DEPT OF ARMY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| CL-20-BS | 99862 | CARR LANE MANUFACTURING CO | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Price history

Newest first.

| Date | Unit price | Quantity | Supplier | Agency | Source |
| --- | --- | --- | --- | --- | --- |
| 2026-10-13 | $17.00 | 1 | ALLIED TOOLS, INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5220016274746) |
| 2026-09-17 | $18.00 | 2 | ALLIED TOOLS, INC | — | [record](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5220016274746) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-10-13 | [SPE8E527P0092](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5220016274746) | BLOCK, STEP, MACHINISTS' | ALLIED TOOLS, INC | $17.00 |
| 2026-09-17 | [SPE8E626V2293](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5220016274746) | BLOCK, STEP, MACHINISTS' | ALLIED TOOLS, INC | $36.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5220016274746&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5220016274746
- 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/5220-01-627-4746/
JSON: https://nsnexplorer.com/api/nsn/5220-01-627-4746.json