常见缩写格式如下:
2 ?0 J, t; d/ Z& M* I&NT
, K {. L3 `# c" A% m% F: H8 c- q | ( z, H8 I1 Q! m8 x6 _7 N
With Nut
. q+ ^; F2 Y, t |
AN
p* O+ X2 v/ ]; m! y: y) U0 l# e | Precedes a dimensional specification for aircraft fasteners developed by the Aeronautical Standards Group.* }4 V+ ^8 o' F5 U [1 }
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ASTM+ e7 p$ a7 v P2 n W4 V
| American Society for Testing and Materials. Used preceding a standard number developed by that group.
/ }9 c% s; f7 ]; P |
BR# g8 C- Q8 }- A. j+ Z
| Brass$ Q1 X0 {* t* R7 k' n
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BSF
+ {. D/ d# }8 x9 J* {/ ^ | British Standard Fine& m$ Y2 O: W* Q' u) x$ x3 M3 `# q/ K
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BSW
0 q- Y u0 u- m: N | British Standard Whitworth$ p& F. V( e3 R! _2 x
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BT
; c' C6 w' T( J: V | Bolt (on drawings)
9 P3 T/ P' {2 Y5 {0 r( L) g |
C
; }7 p, E8 p8 m- o. h$ S; u | National Coarse Thread
3 g, O; f( O' V$ n# [+ o& \ |
CL) |9 N/ R. K; S+ |* p$ t) B
| Class (Metric Material/Strength Specification)
5 N% b/ ?( p! p" r' d |
CR, O" V0 w" e8 O( ?* f( N
| Chrome& h5 S' s5 B/ B6 o. l& l9 u
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CSS
4 h0 V* e \* D6 I( p | Counter Sunk Screw (flat or oval head): i+ `3 K% D0 g6 K! {& ]0 F
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CT9 J% I; C5 }8 j7 l; R$ L/ i
| Course Thread# x d2 t# U7 K( ?
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DIN
% m0 F3 n) g, Z, a( c | An abbreviation for Deutsches Institut für Normung, the German standards body. In reference to fasteners DIN indicates fasteners that conform to a specific metric standard (will be followed by the standard number). |
F
0 z: J9 q5 w+ a( ^; \ | Fully Threaded7 x# i1 m5 g; S3 J% T( J3 E
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FH
7 ?* {0 Y4 ^: k c/ l | Flat Head R1 m, t! v0 H) D
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FIL# Y$ F) G% u* Y A
| Fillister Head0 O1 T; z" u, s! h ~3 d" h
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FIN
- a- v' i, L/ ]" G( j* x4 } | Finishing (Washer)+ [! p- Z7 V. k2 q: W# |
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FNDR
3 i! P5 k6 P4 f: u. K | Fender (Washer)5 i$ `4 V/ d W2 `# r% m0 R
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FT
; E# U# a) w+ \* i6 F | Fine Thread, Fully Threaded
- y; m" F( B2 H! @ |
G
6 `8 W* ^! \$ L! l5 {. E- E | Grade
+ {& J6 d ?/ [5 t; k4 L' p% o. \" e |
Galv.
1 @% j a, V8 V | Galvanized
! u% u9 F! |0 I |
Galvi# x3 |1 Q& T7 L
| Galvanized
( f. ]& a) p7 K& f" h |
GR% ]! L, i8 Q( @4 @( P
| Grade5 a* z& z8 y) F/ O
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GV
2 q6 g$ ~6 q, ]* y | Galvanized
' v1 z8 o4 C& p$ J |
HD
% A4 q" d# {& Y& w | Head. ?, _/ y7 D. I; v& b- s9 D0 g1 \# r
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HHMB V# D2 `2 Q/ n+ s0 w; a
| Hex Head Machine Bolt
+ ?5 I$ O0 Z+ t- x |
HVHX A0 b1 J. U t7 t! m
| Heavy Pattern Hex Bolt- z4 p, A6 l$ ~
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HX
: ^# |% ]% [/ Y* |6 J# b2 x, \( ? | Hex
. g% L, k: k. T1 `- x |
JMNT9 T2 B1 U2 }7 M
| Jam Nut
9 `9 [; C+ l2 H; Z' F. T# w |
LB8 q$ l0 K, V6 j Z$ g- \5 l
| Lag Bolt, weight in pounds
. z8 d& q, O6 `) N$ Z5 R |
LH | Left Hand Thread |
LW
2 {" R$ F3 A# v7 T | Lock Washer
# C, K: {" P0 m R |
M0 r) s/ I e* Z' N2 D1 G
| Metric4 P! K- u1 }+ b- N' o- ^
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MB
8 G9 @" Y( h4 B' n& }% N) z7 A | Machine Bolt
4 L% P9 D) W9 F% O3 E" Z |
MS: A2 `) @9 [$ E* r* B
| Machine Screw
! A" w4 R+ v& V! m9 r |
MSNT4 I* V5 @0 B$ Q) i6 i
| Machine Screw Nut1 w6 b& W: R& T
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NC Y M! t' [) l
| National Coarse Thread \' G( U* P Y
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NF; c6 G: t% o; e- A* N8 f6 b
| National Fine Thread
; p6 V# i& W* i* P6 T1 j+ \* W |
NT p+ \" Q4 l( o- ?% c) S% c
| Nut+ D7 h. V: M% ^/ u3 ~" D! {
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OH
1 q9 ~1 U3 v1 d- ^/ @; Y7 O | Oval Head1 O! ]; ?8 Z- ]* D+ I: h0 o
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OV
, k. _) Z8 H9 s1 ~9 H" j | Oval Head( X* _1 E2 U1 m: K) I# v8 M0 X3 n
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P
: |" F1 k0 v. h5 z6 Z; S2 U3 m7 O | Philips
# _4 ]& f( ^& Z8 ~, g |
PH
' j& D9 X0 n4 Z; \ H | Philips Head( |' R1 c. O, m# y& D# ?
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Phil.
( x& b7 t& H* _, a | Philips Drive
+ } n- ~; }: r$ S |
PN
, q' x0 b2 }$ P3 x" T* O% p1 [ | Pan Head
$ i& u. y! ^, s) X+ R6 F |
PT1 [$ T: x4 E3 N
| Partial Thread
% y" V: I' z* T$ Y6 h |
RD
! C* v' L: q5 F3 P) J7 v4 ~ | Round Head
! W. m3 w4 q# t |
RH
( B4 h. t- x7 ~) L4 d | Round Head, or Right Hand Thread; [9 j+ ]* g8 }* \5 f" K( N0 |0 K# ~
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S | Slotted |
S/S Y g) N* N0 a' z: {' l' S
| Stainless Steel7 Q( K `+ Q: d) i7 }
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SAE
' Z' m' i4 J# e | SAE Pattern (Washers) These washers have a smaller outside diameter than USS pattern washers, Also used to indicate US Fine Thread
$ ~4 I! z r1 K c u |
SBR
$ z+ j. I, b" L! X | Silicon Bronze
w: @7 Y& ?% E: Y |
SD
1 w" f5 b8 P& Z9 O, [4 T | Square Drive
$ O+ b4 M( @7 H( r0 U |
SEMS& ?: S$ g4 }. u7 L% |
| A type of pre-made screw and washer assembly- M( R1 N" o$ d5 D* p5 x! J4 d" t) t" u
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SKT: Q) m* I/ n0 h" e7 T
| Socket0 N: Z7 L- L% h$ E( y. e% ~4 U; |
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SL
i/ I5 P% v3 I$ g# ^) D | Slotted; }& z$ X% _2 K9 b M) C
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Slot.4 P4 D3 K0 S$ ]! Y
| Slotted Drive$ F1 f& u. R$ F
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SMS
}4 Y% ~: A3 z/ O( g* B8 m( I) @ | Sheet Metal Screw+ l Z* F8 G6 k; y8 [2 r+ B
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SQ! l! C* R& j7 T% A% N7 S4 p, h
| Square
8 C* i; P# t! W |
SS. ^* w" M& t, f# p% ~
| Stainless Steel, Set Screw6 ~! ?5 Y8 P2 `3 k# ?
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USS
: {& J9 ?; A0 o" |* z3 }# P1 v) z5 T | USS Pattern (washers). These washers have a larger outside diameter than SAE pattern washers, Also used to indicate US Course Thread* M5 ]3 Y w. u2 T6 b4 O( {. s
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WS
4 [+ l* G& f% d$ P7 t! C" q, t6 y4 D | Wood Screw
" r$ E; W1 i: A* c8 V0 m |
Z" o: U' l+ `$ H3 ^& ?9 ^2 S
| Zinc* v! @0 a8 [% C1 H: o( t+ W& m
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