The Packing,preformed, cataloged under National Stock Number 5330-00-855-6520, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Mid-America Aerotech, Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-855-6520 |
| Primary Part Number | 40A894 |
| Item Name | Packing,preformed |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Mid-America Aerotech, Llc |
| Status | ACTIVE |
| FSC Application Data | ACTUAT0R,VALVE,CABIN TEMPERATURE C0NTR0L SYSTEM AIRCRAFT |
| Cross-Sectional Height | 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | U |
| Peripheral Diameter | 0.501 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.310 INCHES MINIMUM AND 0.311 INCHES MAXIMUM IN |
| Material | PLASTIC POLYPROPYLENE OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40A894 | Mid-America Aerotech, Llc (USA) |
| Reference | Meaning |
|---|---|
| 40A894 | 3/9 Design control — primary reference U.S. Government activity |
| 40A894 | 5/9 Secondary reference E-Systems Inc Montek Div Fluid Controls Opns |
| 40A894 | 5/9 Secondary reference Moog Inc Div Moog Inc., Space and Defense - Salt Lake City |
NSN 5330-00-855-6520 is a Packing,preformed, manufactured by Mid-America Aerotech, Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-855-6520 has 1 manufacturer part number on file: 40A894 (Mid-America Aerotech, Llc).
Key specifications for 40A894: FSC Application Data: ACTUAT0R,VALVE,CABIN TEMPERATURE C0NTR0L SYSTEM AIRCRAFT; Cross-Sectional Height: 0.120 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN; Cross-Sectional Shape Style: U; Peripheral Diameter: 0.501 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.