NSN 5340-01-266-1087
Part Details | ACCESS COVER
5340-01-266-1087 A rigid or flexible item of various shapes attached to a structure for the purpose of providing access for inspection, service, replacement of components and/or adjustments or mounting operations. It is designed to be attached by means of bolt holes, slots, mounting ears, tabs, and the like. To permit access, the mounted cover requires partial or complete removal. It may include an observation window. For items permanently attached by hinges and the like, see DOOR, ACCESS (as modified). Excludes all covers not specifically designed to provide access for the purposes listed above.
Alternate Parts: 128WM1004213, 128WM10042-13, 128WM1004213, 128WM10042-13, 5340-01-266-1087, 01-266-1087, 5340012661087, 012661087
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 53 | OCT 20, 1987 | 01-266-1087 | 29785 ( COVER, ACCESS ) |
REFERENCE DRAWINGS & PICTURES
CIRCULAR RECESS
UNTHREADED HOLE
Cross Reference | NSN 5340-01-266-1087
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 128WM10042-13 | 1S693 | ALJO PRECISION PRODUCTS INC. |
| 128WM10042-13 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATIONDIV MISSION SYSTEMS |
Technical Data | NSN 5340-01-266-1087
| Characteristic | Specifications |
|---|---|
| SECURING DEVICE TYPE | SPECIAL |
| MATERIAL | ALUMINUM ALLOY 7075 |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250 TO 12,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| SURFACE TREATMENT | PRIMER ZINC CHROMATE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | GSS9.010,GRUMMAN AIRCRAFT MFR REF SINGLE TREATMENT RESPONSE |
| WIDTH | 5.374 INCHES NOMINAL |
| LENGTH | 5.874 INCHES NOMINAL |
| DISTANCE BETWEEN HOLE CENTERLINE AND FIRST HOLE ALONG WIDTH | 1.146 INCHES NOMINAL |
| DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG LENGTH | 0.594 INCHES NOMINAL |
| DISTANCE FROM FIRST HOLE CENTERLINE TO END ALONG WIDTH | 0.469 INCHES NOMINAL |
| DISTANCE BETWEEN HOLES ALONG LENGTH | 0.914 INCHES NOMINAL |
| DISTANCE BETWEEN HOLES ALONG WIDTH | 1.466 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE STYLE | 1 CIRCULAR RECESS |
| FLANGE THICKNESS | 1.067 INCHES NOMINAL |
| INSIDE WIDTH | 3.240 INCHES NOMINAL |
| INSIDE LENGTH | 3.740 INCHES NOMINAL |
| FIRST RECESS INSIDE HEIGHT | 0.060 INCHES NOMINAL |
| MOUNTING OPENING SHAPE STYLE | UNTHREADED HOLE |
| HOLE DIAMETER | 0.057 INCHES MINIMUM AND 0.062 INCHES MAXIMUM |
| SPECIAL FEATURES | FOUR THREADED HOLES 0.164-32 UNC-3B ON 2.750 IN. BY 3.936 MTG CENTERS; TEN MTG HOLES COUNTERBORED AND REAMED 0.500 IN. DP,0.3125 IN. MIN 0.3165 IN. MAX DIA W/100.0 DEG COUNTERSINK TO 0.625 IN. DIA; ONE SURF ONLY W/FUEL RESISTANT COATING GSS 4.303M,GRUMMAN AIRCRAFT |