# NSN 5330-00-770-7520: Packing, Preformed

NSN 5330-00-770-7520 (also written 5330007707520; NIIN 00-770-7520) is a packing, preformed in Federal Supply Class 5330, Packing and Gasket Materials. 2 manufacturer part numbers from 2 suppliers are on record. It was last purchased in Sep 2026.

## Identification

- NSN: 5330-00-770-7520 (5330007707520)
- NIIN: 00-770-7520 (007707520)
- Item name: PACKING,PREFORMED
- Federal Supply Class: [FSC 5330 Packing and Gasket Materials](https://nsnexplorer.com/fsc/5330/)
- Federal Supply Group: [FSG 53](https://nsnexplorer.com/group/53/)
- 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 |
| --- | --- | --- |
| AAGR | CROSS-SECTIONAL SHAPE STYLE | — |
| MATT | MATERIAL | OVERALL PLASTIC POLYTETRAFLUOROETHYLENE |
| CQFM | HARDNESS RATING | OVERALL SHORE DUROMETER A NOMINAL 75.0 |
| ADVN | CROSS-SECTIONAL HEIGHT | INCHES NOMINAL 0.270 |
| ADYU | PERIPHERAL DIAMETER | INCHES NOMINAL 3.130 |
| ANYN | ELONGATION PERCENTAGE | MAXIMUM 125 |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | OVERALL ASSN STD SINGLE MATERIAL RESPONSE A-S 3651 |
| ABJH | TEMP RATING | FAHRENHEIT -20.0 AND FAHRENHEIT 400.0 |
| FEAT | SPECIAL FEATURES | DUE TO CRITICAL FEATURES, TOLERANCES, FIT RESTRICTIONS, MATERIAL PROPERTIES AND MANUFACTURING PROCESS. FAILURE COULD RESULT IN LOSS OR SUBSTANTIAL DAMAGE TO WEAPON SYSTEM, DEATH, OR SERIOUS INJURY |
| CRTL | CRITICALITY CODE JUSTIFICATION | FEAT |
| ADYT | CENTER HOLE DIAMETER | INCHES NOMINAL 2.863 |

## Part numbers

| Part number | CAGE | Supplier | Source |
| --- | --- | --- | --- |
| 373309 | 31856 | CRANE CO DBA CRANE POLYFLON DIV POLYFLON COMPANY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |
| 373309 | 77445 | RTX CORPORATION DBA PRATT & WHITNEY DIV PRATT &WHITNEY | [flis](https://www.dla.mil/Portals/104/Documents/InformationOperations/LogisticsInformationServices/FOIA/PUBLOG/) |

## Contract awards

Newest first.

| Date | Award | Description | Recipient | Amount |
| --- | --- | --- | --- | --- |
| 2026-09-21 | [SPE4A726PG909](https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5330007707520) | PACKING, PREFORMED | CRESTWOOD TECHNOLOGY GROUP, LLC | $300.00 |

## Sources

- DLA DIBBS RFQs for this NSN: https://www.dibbs.bsm.dla.mil/RFQ/RFQNsn.aspx?value=5330007707520&category=nsn
- DLA DIBBS awards for this NSN: https://www.dibbs.bsm.dla.mil/Awards/AwdRecs.aspx?category=awdnsn&TypeSrch=cq&Value=5330007707520
- 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/5330-00-770-7520/
JSON: https://nsnexplorer.com/api/nsn/5330-00-770-7520.json