现行

NASM 51576 Rev.1

Screw, Shoulder, Socket-Head. Hexagon, Corrosion-Resistant Steel
螺钉 肩部 内六角头 六角 耐腐蚀钢

2016-03-31

现行

NASM 24677 Rev.2

Screw, Cap, Socket Head, Hexagon, Drilled, Alloy Steel (Unc-3A)
合金钢钻孔内六角圆柱头螺钉（Unc-3A）

2014-09-19

现行

NASM 24678 Rev.2

Screw, Cap, Socket Head, Hexagon, Drilled, Alloy Steel (Unf-3A)
合金钢钻制内六角圆柱头螺钉（Unf-3A）

2014-09-19

现行

MIL MS35455B Notice 1-Validation 1

SCREW, CAP, SOCKET HEAD-HEXAGON, ALLOY STEEL, UNCOATED, UNC-3A
合金钢内六角圆柱头螺钉 无涂层 UNC-3A

2019-08-01

现行

MIL MS35460B Notice 3-Validation 3

Screw, Cap, Socket Head - Hexagon, Alloy Steel, Phosphate, UNF-3A
UNF-3A磷酸盐合金钢内六角头螺钉帽

2018-03-23

现行

MIL MS35459B Notice 3-Validation 3

Screw, Cap, Socket Head - Hexagon, Alloy Steel, Phosphate, UNC-3A
UNC-3A磷酸盐合金钢内六角圆柱头螺钉帽

2018-03-23

现行

MIL MS51975E Notice 1-Cancellation

SCREW, SHOULDER - SOCKET HEAD, HEXAGON, ALLOY STEEL, CADMIUM PLATED, UNC-3A (SUPERSEDING MS51975D) (S/S BY NASM51975-1)
合金钢内六角圆柱头螺钉 镀镉 UNC-3A（取代MS51975D）（由NASM51975-1制造）

1998-11-25

现行

MIL MS51975E

SCREW, SHOULDER - SOCKET HEAD, HEXAGON, ALLOY STEEL, CADMIUM PLATED, UNC-3A (SUPERSEDING MS51975D) (S/S BY NASM51975-1)
UNC-3A镀镉合金钢内六角带肩螺钉（取代MS51975D）（由NASM511975-1提供）

1995-03-03

现行

MIL MS35457B Notice 1-Validation 1

SCREW, CAP, SOCKET HEAD HEXAGON, ALLOY STEEL, CADMIUM OR ZINC, UNC-3A
内六角圆柱头螺钉 合金钢 镉或锌 UNC-3A

2019-07-22

现行

MIL MS35458B Notice 1-Validation 1

SCREW, CAP, SOCKET HEAD - HEXAGON, ALLOY STEEL, CADMIUM OR ZINC, UNF-3A
内六角圆柱头螺钉 镉或锌合金钢 UNF-3A

2019-07-22

现行

ASTM A574-21

Standard Specification for Alloy Steel Socket-Head Cap Screws
合金钢内六角螺钉标准规范

2021-12-01

现行

MIL MS51484 Notice 3-Validation

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNC-3A
合金钢内六角圆柱头螺钉 UNC-3A

2004-10-29

现行

MIL MS51484 Notice 1-Validation

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNC-3A
合金钢内六角圆柱头螺钉 UNC-3A

1996-05-03

现行

MIL MS51480 Notice 3-Validation

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNF-3A
合金钢内六角圆柱头螺钉 UNF-3A

2004-10-29

现行

MIL MS51480 Notice 1-Validation

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNF-3A
合金钢内六角圆柱头螺钉 UNF-3A

1996-05-03

现行

MIL MS51484 Notice 2-Inactivation

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNC-3A
合金钢内六角圆柱头螺钉 UNC-3A

1999-11-18

现行

MIL MS51480

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNF-3A
螺钉 盖 内六角头 合金钢 UNF-3A

1984-08-01

现行

MIL MS51484

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNC-3A
UNC-3A合金钢内六角头螺钉

1984-08-01

现行

MIL MS51484 Notice 4-Validation 3

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNC-3A
合金钢内六角圆柱头螺钉 UNC-3A

2019-07-05

现行

MIL MS51480 Notice 4-Validation 3

SCREW, CAP, SOCKET HEAD, ALLOY STEEL, UNF-3A
合金钢内六角圆柱头螺钉 UNF-3A

2019-07-05