现行

MIL MS21284B Notice 2-Validation 1

BOLT, MACHINE - STEEL, DOUBLE HEXAGON, EXTENDED WASHER,.500-20 (MIL-S-8879 THREAD)
机械钢制螺栓 双六角 加长垫圈 .500-20（MIL-S-8879螺纹）

2019-05-02

现行

MIL MS9222A Notice 4-Validation 2

BOLT, MACHINE-STEEL DIFFUSED NICKEL-CADMIUM PLATE, DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED,.500-20 UNJF-3A
螺栓 机制钢扩散镍镉板 双六角加长垫圈头 钻孔 .500-20 ungf-3A

2018-09-20

现行

ADS AS30700-799

Bolt, Machine - Double Hexagon Extended Washer Head, HR601,.500-20 UNJF-3A.BS4084
螺栓 机械-双六角加长垫圈头 HR601 .500-20 UNJF-3A BS4084

1988-01-13

现行

MIL MS21292B Notice 3-Validation 2

BOLT, MACHINE - STEEL, DRILLED, DOUBLE HEXAGON, EXTENDED WASHER,.4375-20 (MIL-S-8879 THREAD)
机械钢制钻孔螺栓 双六角 加长垫圈 .4375-20（MIL-S-8879螺纹）

2019-05-02

现行

MIL MS21293B Notice 2-Cancellation

Bolt, Machine-Steel, Drilled Double Hexagon, Extended Washer,.500-20 (MIL-S-8879 THREAD) (ASG) (No S/S Document)
机械钢制钻孔双六角加长垫圈螺栓 .500-20（MIL-S-8879螺纹）（ASG）（无S/S文件）

2008-03-26

现行

MIL MS21284B

BOLT, MACHINE - STEEL, DOUBLE HEXAGON, EXTENDED WASHER,.500-20 (MIL-S-8879 THREAD) (SUPERSEDING MS21284A)
机械钢制扩展垫圈双六角螺栓.500-20（MIL-S-8879螺纹）（替代MS21284A）

1963-09-17

现行

MIL MS9561E Notice 2-Validation 1

BOLT, MACHINE-DOUBLE HEXAGON, EXTENDED WASHER HEAD, CORROSION AND HEAT RESISTANT STEEL,.500-20 UNJF-3A
螺栓 机器双六角 加长垫圈头 耐腐蚀和耐热钢 .500-20 ungf-3A

2020-05-22

现行

ADS AS30300-399

Bolt, Machine - Double Hexagon Extended Washer Head, BS S159,.500-20 UNJF-3A.BS4084
机械螺栓-双六角加长垫圈头 BS S159.500-20 UNJF-3A BS4084

1989-05-01

现行

MIL MS21292B Notice 1-Validation

BOLT, MACHINE - STEEL, DRILLED, DOUBLE HEXAGON, EXTENDED WASHER,.4375-20 (MIL-S-8879 THREAD) (SUPERSEDING MS21292A)
机械钢制钻孔螺栓 双六角 加长垫圈 .4375-20（MIL-S-8879螺纹）（代替MS21292A）

1991-09-23

现行

MIL MS9709A Notice 3-Validation 1

BOLT, MACHINE-DOUBLE HEXAGON, EXTENDED WASHER HEAD, DRILLED, CORROSION AND HEAT RESISTANT STEEL,.4375-20 UNJF-3A
螺栓 机器双六角 加长垫圈头 钻孔 耐腐蚀和耐热钢 .4375-20 ungf-3A

2018-09-24

现行

MIL MS21292B Notice 2-Inactivation

BOLT, MACHINE - STEEL, DRILLED, DOUBLE HEXAGON, EXTENDED WASHER,.4375-20 (MIL-S-8879 THREAD) (SUPERSEDING MS21292A)
机械钢制钻孔螺栓 双六角 加长垫圈 .4375-20（MIL-S-8879螺纹）（代替MS21292A）

1997-10-01

现行

MIL MS21292B

BOLT, MACHINE - STEEL, DRILLED, DOUBLE HEXAGON, EXTENDED WASHER,.4375-20 (MIL-S-8879 THREAD) (SUPERSEDING MS21292A)
机械钢制钻孔双六角加长垫圈螺栓.4375-20（MIL-S-8879螺纹）（替代MS21292A）

1963-09-17

现行

MIL MS9561E Notice 1-Inactivation 1

BOLT, MACHINE-DOUBLE HEXAGON, EXTENDED WASHER HEAD, CORROSION AND HEAT RESISTANT STEEL,.500-20 UNJF-3A (SUPERSEDING MS9561D)
机械双六角头加长垫圈头螺栓 耐腐蚀和耐热钢 .500-20 ungf-3A（代替MS9561D）

1995-01-12

现行

MIL MS9561E

BOLT, MACHINE-DOUBLE HEXAGON, EXTENDED WASHER HEAD, CORROSION AND HEAT RESISTANT STEEL,.500-20 UNJF-3A (SUPERSEDING MS9561D)
机械双六角头加长垫圈头螺栓 耐腐蚀和耐热钢 .500-20 ungf-3A（代替MS9561D）

1993-09-02

现行

MIL MS9221A Notice 4-Validation 2

BOLT, MACHINE-STEEL DIFFUSED NICKEL-CADMIUM PLATE, DOUBLE HEXAGON EXTENDED WASHER HEAD, DRILLED,.4375-20 UNJF-3A
螺栓 机制钢扩散镍镉板 双六角加长垫圈头 钻孔 .4375-20 ungf-3A

2018-09-20

现行

ADS AS30500-599

Bolt, Machine - Double Hexagon Extended Washer Head, HR650.500-20 UNJF-3A.BS4084
螺栓 机器-双六角加长垫圈头 HR650 500-20养恤基金-3A BS4084

1988-01-13

现行

MIL MS21288B Notice 2-Validation 1

BOLT, MACHINE - STEEL, DRILLED DOUBLE HEXAGON, EXTENDED WASHER,.190-32 (MIL-S-8879 THREAD)
机械钢螺栓 钻孔双六角 加长垫圈 .190-32（MIL-S-8879螺纹）

2019-02-13

现行

MIL MS21291B Notice 2-Cancellation 1

BOLT, MACHINE - STEEL, DRILLED DOUBLE HEXAGON, EXTENDED WASHER,.375-24 (MIL-S-8879 THREAD)
机械钢螺栓 钻孔双六角 加长垫圈 .375-24（MIL-S-8879螺纹）

2019-06-26

现行

MIL MS21290B Notice 2-Validation 1

BOLT, MACHINE - STEEL, DRILLED DOUBLE HEXAGON, EXTENDED WASHER,.3125-24 (MIL-S-8879 THREAD)
机械钢螺栓 钻孔双六角 加长垫圈 .3125-24（MIL-S-8879螺纹）

2019-04-30

现行

MIL MS21294B Notice 3-Validation 2

BOLT, MACHINE - STEEL, DRILLED, DOUBLE HEXAGON, EXTENDED WASHER,.5625-18 (MIL-S-8879 THREAD)
机器钢制钻孔螺栓 双六角 加长垫圈 .5625-18（MIL-S-8879螺纹）

2019-04-26