# NSN 5970-00-448-4273: Insulator, Bushing

NSN 5970-00-448-4273 (also written 5970004484273; NIIN 00-448-4273) is an insulator, bushing in Federal Supply Class 5970, Electrical Insulators and Insulating Materials. 1 manufacturer part number from 1 supplier is on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5970-00-448-4273 (5970004484273)
- NIIN: 00-448-4273 (004484273)
- Item name: INSULATOR,BUSHING
- Federal Supply Class: [FSC 5970 Electrical Insulators and Insulating Materials](https://nsnexplorer.com/fsc/5970/)
- Federal Supply Group: [FSG 59](https://nsnexplorer.com/group/59/)
- Acquisition method suffix code: AMSC L: annual buy value is below the screening threshold. (observed 2026-10-27)
- Acquisition method code: 3

## Characteristics

| Code | Requirement | Reply |
| --- | --- | --- |
| STYL | STYLE DESIGNATOR | — |
| ABKW | OVERALL HEIGHT | INCHES MINIMUM 0.265 AND INCHES MAXIMUM 0.268 |
| AQZQ | SHANK HEIGHT | INCHES MINIMUM 0.120 AND INCHES MAXIMUM 0.124 |
| MATT | MATERIAL | OVERALL POLYOXYMETHYLENE, ACETAL HOMOPOLYMER (POM-H) |
| AGGZ | SHANK OUTSIDE DIAMETER | INCHES MINIMUM 0.215 AND INCHES MAXIMUM 0.217 |
| AARX | INSIDE DIAMETER | INCHES NOMINAL 0.1405 |
| ABKV | OUTSIDE DIAMETER | INCHES NOMINAL 0.375 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL MFR REF SINGLE MATERIAL RESPONSE DELRIN 500, E I DUONT DE NE-OURS AND CO INC |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| A5221 | 72914 | GRIMES AEROSPACE COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-02 | [SPE4AX23D0003/SPE4AX26F356J](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5970004484273) | INSULATOR, BUSHING | GRIMES AEROSPACE COMPANY | $7,609.26 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5970004484273&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5970004484273
- 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/5970-00-448-4273/
JSON: https://nsnexplorer.com/api/nsn/5970-00-448-4273.json