We've received your request for MILR5521 (described as Retainer Packing), manufactured by Military Specifications with CAGE code 81349. This part is registered under NSN 5330-00-171-6749, classified in FSG 53 Hardware and Abrasives / FSC 5330 Packing and Gasket Materials. Our verification process will confirm traceability through supporting identifiers including NIIN 00-171-6749, NCB code 00 (origin: USA), and INC 13706. Please submit your formal quotation request to proceed.
Thank you for choosing Aerospace Exchange for your MILR5521 requirements. We specialize in authenticated aerospace components, offering both NSN-tracked military parts and commercial equivalents, all validated through our rigorous sourcing protocols.
How to Begin the Quotation Process
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5330-00-171-6749 Item PartTypeName: RETAINER,PACKING | 5330 | 001716749 | 0 | P | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 12Z9022-19 | 3 | 9 | 5 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAGR | CROSS-SECTIONAL SHAPE STYLE | SQUARE |
| ADVM | CROSS-SECTIONAL THICKNESS | 0.025 INCHES MINIMUM AND 0.029 INCHES MAXIMUM |
| ADVN | CROSS-SECTIONAL HEIGHT | 0.075 INCHES MINIMUM AND 0.087 INCHES MAXIMUM |
| ADWB | DISTANCE BETWEEN ENDS | 0.047 INCHES MINIMUM AND 0.093 INCHES MAXIMUM |
| ADYT | CENTER HOLE DIAMETER | 1.000 INCHES NOMINAL |
| ADYU | PERIPHERAL DIAMETER | 1.240 INCHES MINIMUM AND 1.244 INCHES MAXIMUM |
| AGAV | END ITEM IDENTIFICATION | W/S: MAIN FEED PUMPS; ENGINE,AIRCRAFT TF33-PW-102 (C-135E,EC-135H/K/P); AIRCRAFT,C-18A,EC-18B; AIRCRAFT,(AC-130H,MC-130H,EC-130E,HC-130); SUPPORT EQUIPMENT,B-1 AIRCRAFT; GUN,5-IN./54 CAL,MK-42 & 45; HELICOPTER,MH-53E; SSBN MK-11 |
| AQNE | JOINT TYPE | SCARF-BUTT RETAINER |
| CRMK | ANGLE | 25.0 DEGREES MINIMUM AND 35.0 DEGREES MAXIMUM |
| MATT | MATERIAL | PLASTIC POLYTETRAFLUOROETHYLENE OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-8791 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| End Use : 40140 | Other consumer nondurables |
|---|---|
| Schedule B : 4205005000 (NAICS 316998) | Other articles of leather or composition leather, nesoi |
| SITC : 61290 | Articles of leather or of composition leather, n.E.S. |
| CRITL | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
|---|---|
| HMIC | N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials. |
| PMIC | U - Precious metal content is unknown |
| ACC: | V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing |
|---|---|
| ADC: | A - Shipment is not a consolidation and does not exceed 84 inches in any dimension. |
| LCL: | S - 60.0 |
| LTL: | W - Rating variable |
| NMFC: | 194120 - Washers/gaskets/pckg dvcs noi |
| SHC: | 9 - Other or no special handling required (sh) |
| TCC: | Z - No special type of cargo code applicable |
| WCC: | 713 - Metal hardware |
![]() |
AS9120B and ISO 9001:2015 |
![]() |
Aviation Suppliers Association Member |
![]() |
FAA AC 0056B Accredited |
![]() |
AS 6081:2012 Certification |
![]() |
ESD S20.20-2014 Certification |
Don’t forget That We offer 24/7 Service, Competitive Prices, and Fast Deliveries. We Hope You'll Make Us Your One-Stop Purchasing Solution!
Request for Quote