SCREW, SELF-LOCKING, 250 DEG. F, STEEL, 55 KSI FTU, PANHEAD, CROSS RECESSED (SUPERSEDING MS21090) (S/S BY NASM21090-1999)
自锁螺钉 250华氏度 钢制 55千磅/平方英寸 十字槽盘头（取代MS21090）（美国国家标准21090-1999）

2000-03-29

Screw, Self-Locking, 250 Degrees F, Steel, 55 Ksi Ftu, Pan Head, Cross Recessed
十字槽平头55 Ksi Ftu钢制250华氏度自锁螺钉

2016-02-29

Screw, Self-Locking, 250 Degrees F, Steel, 55 Ksi Ftu, 100 Degrees Flat Head, Cross Recessed
螺钉 自锁 250华氏度 钢制 55 Ksi Ftu 100度平头 十字槽

2015-12-18

SCREW, SELF-LOCKING, 250 DEG. F, STEEL, 55 KSI FTU, 100 DEG. FLAT HEAD, CROSS RECESSED (SUPERSEDING MS21093A) (S/S BY NASM21093-1998)
自锁螺钉 250°F 钢制 55 KSI FTU 100°平头 十字槽（取代MS21093A）（根据NASM21093-1998的规定）

1991-10-09

SCREW, SELF-LOCKING, 250 DEG. F, STEEL, 55 KSI FTU, 100 DEG. FLAT HEAD, CROSS RECESSED (SUPERSEDING MS21093A) (S/S BY NASM21093-1998)
250华氏度钢制自锁螺钉 55 KSI FTU 100度平头 十字槽（取代MS21093A）（由NASM21093-1998提供）

1977-09-30

BOLT, SELF-LOCKING, 250 DEG. F., STEEL, 75 KSI FSU, 125 KSI FTU, 100 DEG. FLASH HEAD CROSS RECESSED
自锁螺栓 250华氏度 钢制 75 KSI FSU 125 KSI FTU 100度平头十字槽

2018-09-17

BOLT, SELF-LOCKING, 250 DEG. F., STEEL, 75 KSI FSU, 125 KSI FTU, 100 DEG. FLASH HEAD CROSS RECESSED
250华氏度钢制自锁螺栓 75 KSI FSU 125 KSI FTU 100度十字槽闪光头

1965-11-02

BOLT, SELF LOCKING, CORROSION RESISTING STEEL, 80 KSI FTU, 250 DEG. F, 12-POINT, EXTERNAL WRENCHING (EXTERNALLY WRENCHING CAP SCREWS)
自锁耐腐蚀钢螺栓 80 KSI FTU 250华氏度 12点 外部扳手（外部扳手有头螺钉）

1991-09-23

BOLT, SELF LOCKING, CORROSION RESISTING STEEL, 80 KSI FTU, 250 DEG. F, 12-POINT, EXTERNAL WRENCHING (EXTERNALLY WRENCHING CAP SCREWS)
自锁耐腐蚀钢螺栓 80 KSI FTU 250华氏度 12点 外部扳手（外部扳手有头螺钉）

2018-09-17

BOLT, SELF LOCKING, CORROSION RESISTING STEEL, 80 KSI FTU, 250 DEG. F, 12-POINT, EXTERNAL WRENCHING (EXTERNALLY WRENCHING CAP SCREWS)
耐腐蚀钢自锁螺栓 80 KSI FTU 250华氏度 12点 外拧（外拧带帽螺钉）

1965-03-24

SCREWS, SELF LOCKING, 250 DEG. F, CYLINDRICAL HEAD HEXAGONAL WRENCHING SOCKET, ALLOY STEEL, 160 KSI FTU (SOCKET HEAD CAP SCREWS) (SUPERSEDING MS21262C)(S/S BY NASM21262-1998)
自锁螺钉 250华氏度 圆柱头六角扳手套筒 合金钢 160 KSI FTU（内六角螺钉）（取代MS21262C）（由NASM212622-1998提供）

1982-08-16

SCREWS, SELF LOCKING, 250 DEG. F, CYLINDRICAL HEAD HEXAGONAL WRENCHING SOCKET, ALLOY STEEL, 160 KSI FTU (SOCKET HEAD CAP SCREWS) (SUPERSEDING MS21262C)(S/S BY NASM21262-1998)
自锁螺钉 250°F 合金钢圆柱头六角扳手内六角 160 KSI FTU（内六角有头螺钉）（取代MS21262C）

1994-06-24

SCREWS, SELF LOCKING, 250 DEG. F, CYLINDRICAL HEAD HEXAGONAL WRENCHING SOCKET, ALLOY STEEL, 160 KSI FTU (SOCKET HEAD CAP SCREWS) (SUPERSEDING MS21262C)(S/S BY NASM21262-1998)
自锁螺钉 250°F 合金钢圆柱头六角扳手内六角 160 KSI FTU（内六角有头螺钉）（取代MS21262C）

1998-11-25

SCREWS, SELF LOCKING, 250 DEG. F, CYLINDRICAL HEAD, HEXAGONAL WRENCHING SOCKET, CORROSION RESISTING STEEL, 80 KSI FTU (SOCKET HEAD CAP SCREWS) (SUPERSEDING MS21295)(S/S BY NASM21295-1999)
自锁螺钉 250°F 圆柱头 内六角扳手 耐腐蚀钢 80 KSI FTU（内六角带帽螺钉）（取代MS21295）

1999-10-27

SCREWS, SELF LOCKING, 250 DEG. F, CYLINDRICAL HEAD, HEXAGONAL WRENCHING SOCKET, CORROSION RESISTING STEEL, 80 KSI FTU (SOCKET HEAD CAP SCREWS) (SUPERSEDING MS21295)(S/S BY NASM21295-1999)
耐腐蚀钢制内六角扳手套筒圆柱头250华氏度自锁螺钉 80 KSI FTU（内六角螺钉）（取代MS21295）（由NASM21295-1999提供）

1963-02-20