MS3213-21L

Part identification

NSN	5305-01-201-9026
NIIN	01-201-9026
FSC	5305
FSG	53
Item Name	Screw, cap, Socket Head
INC	16282
Assigned Date	23-FEB-1985
Status	Active

Technical characteristics

Thread Class	2A
Thread Direction	Right-hand
Thread Length	0.168 inches minimum and 0.250 inches maximum
Fastener Length	0.230 inches minimum and 0.250 inches maximum
Head Style	Watertight
Head Diameter	0.256 inches minimum and 0.294 inches maximum
Head Height	0.087 inches minimum and 0.097 inches maximum
Locking Feature	Strip threads or patch threads or pellet threads
Internal Drive Style	Cross recess type 1
Nominal Thread Diameter	0.138 inches
Thread Quantity per Inch	32
Special Features	Furnished with one O-ring
Material	Steel comp 304 overall or steel comp 305 overall or steel comp 316 overall or steel comp 384 overall or steel comp XM-7 overall
Material Document and Classification	QQ-S-763 fed spec 1ST material response overall or QQ-S-763 fed spec 2ND material response overall or QQ-S-763 fed spec 3RD material response overall or astm A493 assn std 1ST material response overall or astm A493 assn std 2ND material response overall or astm A493 assn std 3RD material response overall or astm A493 assn std 4TH material response overall or astm A493 assn std 5TH material response overall
Surface Treatment	Passivate overall
Surface Treatment Document and Classification	QQ-P-35 fed spec single treatment response overall
Thread Series Designator	UNC

Manufacturers

Anixter Inc. (CAGE 0EER9) — Type F

Anixter Inc. (CAGE 0EER9) — Type F

Military Standards (CAGE 96906) — Type M

National Aerospace Standards (CAGE 80205) — Type C

Pentacon Aerospace Group Inc. (CAGE 56563) — Type F

Pentacon Aerospace Group Inc. (CAGE 56563) — Type F

Alternate part numbers

HT08R32F04P (CAGE 0EER9)

HT08R32F04P (CAGE 56563)

HT08R32FO49 (CAGE 0EER9)

HT08R32FO49 (CAGE 56563)

MS3213-21L (CAGE 80205)

MS3213-21L (CAGE 96906)