Glossary
This section covers abbreviations and standards used in SI Mechanical.
The abbreviations are taken from the standards.
Abbreviations
This section contains a list of abbreviations. Abbreviations are used
in attribute tags, hardware descriptions, hardware types, hole descriptions,
hole types, and database field names.
- 1/2DP
- half dog point
- 2D
- two dimensional
- 3D
- three dimensional
- ABS
- absolute
- ACFT
- aircraft
- ADD
- addendum
- AL
- aluminum
- ALPHA
- alphabetical
- AN
- Aircraft National standard
- ANLR
- angular, annular
- ANSI
- American National Standards Institute
- AS
- Australian Standard
- ASCII
- American National Standard Code for Information Interchange
- ASME
- American Society of Mechanical Engineers
- AUTO
- automatic
- AUX
- auxiliary
- AWS
- American Welding Society
- BBRG
- ball bearing
- BDGH
- binding head
- BEV
- bevel
- BLK
- block
- BLT
- bolt
- BOT
- bottom
- BRG
- bearing
- BSHG
- bushing
- BSI
- British Standards Institute
- BTNHD
- button head
- CAS
- castle
- CBORE
- counterbore
- CG
- center of gravity
- CHAM
- chamfer
- CHAN
- channel
- CIR
- circle
- CL
- center line, clearance, close
- CLR
- color
- CONC
- concentric
- CONTR
- contract, contractor
- COORD
- coordinate
- COR
- corner
- CP
- cone point
- CRSHD
- cross head
- CSK
- countersink
- CSKH
- countersunk head
- CTR
- center
- CVX
- convex
- DBL
- double
- DED
- dedendum
- DEG
- degree
- DESCP
- description
- DIA
- diameter
- DIAG
- diagonal
- DIM
- dimension
- DIN
- Deutsche Industry Norm (German standard)
- DIST
- distance
- DP
- depth, diametral pitch
- DR
- drill
- DTT
- detent
- DWL
- dowel
- DWG
- drawing
- EF
- extra fine
- EL
- elevation
- ERR
- error
- ESC
- escape
- EURO
- European Norm (standard)
- EXT
- external
- FIL
- fillet
- FILH
- fillister head
- FL
- flat (alternate), flush
- FLG
- flange
- FLH
- flat head
- FLT
- flat
- FLW
- flat washer
- FNSH
- finish
- FP
- flat point
- FSTNR
- fastener
- FTHRD
- female thread
- GA
- gage
- GDT
- geometric dimensioning and tolerancing
- GND
- ground
- GP
- group
- GRV
- groove
- HD
- head, heavy duty
- HDG
- heading
- HDLS
- headless
- HGT
- height
- HLCL
- helical
- HVY
- heavy
- ID
- inside diameter
- IN
- inch
- INS
- inside
- INTL
- internal
- INVLT
- involute
- ISO
- International Standards Organization
- KWY
- keyway
- LG
- length
- LH
- left hand
- LK WASH
- lock washer
- LMC
- least material condition
- LOCN
- location
- LT
- light
- MACH
- machine
- MAJ
- major
- MATL
- material
- MAX
- maximum
- MIL-STD
- Military Standard
- MILSPEC
- Military specification
- MIN
- minimum, minor
- MM
- millimeter
- MMC
- maximum material condition
- MSG
- message
- NAR
- narrow
- NAS
- National Aerospace Standard
- NO
- number
- OBJ
- object
- OD
- outside diameter
- OFS
- offset
- ORIENT
- orientation
- OVH
- oval head
- PATT
- pattern
- PD
- pitch diameter
- PHH
- phillips head
- PLST
- part list (alternate)
- PNH
- pan head
- POSN
- position
- PRL
- parallel
- PTLST
- part list
- QTY
- quantity
- RAD
- radius
- RD
- round
- RDH
- round head
- REC
- recess
- REV
- revision
- RFS
- regardless of feature size
- RGLR
- regular
- RH
- right hand
- ROT
- rotate
- RVT
- rivet
- SCH
- socket head
- SCR
- screw
- SEG
- segment
- SER
- series
- SFT
- shaft
- SGL
- single
- SHLDR
- shoulder
- SI
- System International
- SLTD
- slotted
- SOL
- solid
- SPEC
- specification
- SPLN
- spline
- SPR
- spring
- SPRKT
- sprocket
- SSCR
- setscrew
- STDF
- standoff
- SURF
- surface
- SYM
- symbol
- TPR
- taper
- TEMP
- temporary
- THD
- thread
- THKNS
- thickness
- THR
- thrust
- THRU
- through
- THRT
- throat
- TOL
- tolerance
- TRH
- truss head
- UNC
- unified coarse thread
- UNF
- unified fine thread
- UNS
- unified special thread
- UNTHDED
- unthreaded
- UTIL
- utility
- VAR
- variable
- WD
- width
- WDF
- woodruff
- WSHR
- washer
- XHVY
- extra heavy
Standards
This section contains a list of standards that SI Mechanical
is based upon. The standards control the dimensions of library parts
as well as annotation and drafting conventions. Standards insure that
your drawings are consistent and readable.
- AN
- Aircraft hex head bolts
- ANSI B18.6.3
- Machine Screws and Machine Screw Nuts
- ANSI Y14.1
- Drawing Sheet Size and Format
- ANSI Y14.2M
- Line Conventions and Lettering
- ANSI Y14.3
- Multi and Sectional View Drawings
- ANSI Y14.4M
- Pictorial Drawings
- ANSI Y14.5M
- Dimensioning and Tolerancing
- ANSI Y14.6
- Screw Thread Representation
- AS 1163
- Steel pipe
- AS 3679
- Structural steel
- ASME Y14.1
- Decimal Inch Drawing Sheet size and Format
- ASME Y14.1M
- Metric Drawing Sheet size and Format
- ASME Y14.5M
- Dimensioning and Tolerancing
- ASTM
- Square and rectangular pipe
- BSI
- Structural steel and pipe
- DIN 85A
- Slotted pan head screws
- DIN 124
- Button head rivets
- DIN 125A
- Washers for use with hex head bolts and nuts
- DIN 126
- Flat washers
- DIN 127B
- Lock washers with square ends
- DIN 137B
- Conical spring washers
- DIN 302
- Flat head rivets
- DIN 315
- Wing nuts
- DIN 433
- Washers for use with pan head screws
- DIN 439B
- Thin hex nuts
- DIN 471
- External retaining rings
- DIN 472
- Internal retaining rings
- DIN 551
- Slotted flat point setscrews
- DIN 553
- Slotted cone point setscrews
- DIN 562
- Square nuts
- DIN 616
- Bearing dimensions
- DIN 660
- Button head rivets
- DIN 661
- Flat head rivets
- DIN 674
- Button head rivets
- DIN 912
- Socket head cap screws
- DIN 913
- Hex recess flat point setscrews
- DIN 914
- Hex recess cone point setscrews
- DIN 915
- Hex recess dog point setscrews
- DIN 916
- Hex recess cup point setscrews
- DIN 933
- Hex head screws
- DIN 934B
- Hex nuts
- DIN 963A
- Slotted flat head screws
- DIN 964A
- Slotted oval head screws
- DIN 965A
- Cross recess flat head screws
- DIN 966A
- Cross recess oval head screws
- DIN 980
- Hex nuts
- DIN 982
- Hex nuts
- DIN 985
- Hex nuts
- DIN 1441
- Clevis pin washers
- DIN 1587
- Domed hex nuts
- DIN 6792
- Semi-tubular rivets
- DIN 6797
- Lock washers
- DIN 6799
- E-ring retainers
- DIN 6885
- Parallel keys
- DIN 6885A
- Parallel keys with rounded ends
- DIN 6888
- Woodruff keys
- DIN 6902
- Flat washers
- DIN 6903
- Flat washers
- DIN 6904
- Conical spring washers
- DIN 6908
- Conical spring washers
- DIN 7349
- Flat washers
- DIN 7984
- Low socket head cap screws
- DIN 7985A
- Cross recess pan head screws
- DIN 7989
- Flat washers
- DIN 7991
- Hex recess flat head screws
- DIN 9021
- Flat washers
- DIN 10131
- Round bar
- DIN 10132
- Round bar
- DIN 10141
- Square bar
- DIN 10142
- Square bar
- DIN 10171
- Flat bar
- DIN 10122
- Flat bar
- DOD-D-1000
- See MIL-T-31000
- EURO
- Structural steel
- ISO 128
- Technical drawings - General principles of presentation
- ISO 129
- Engineering drawings - Dimensioning
- ISO 657
- Structural steel
- ISO 1035
- Bar stock
- ISO 1207
- Slotted pan head screws
- ISO 1580
- Slotted pan head screws
- ISO 2009
- Slotted flat head screws
- ISO 2010
- Slotted oval head screws
- ISO 2338
- Dowel pins
- ISO 2339
- Taper pins
- ISO 4014
- Hex head bolts
- ISO 4015
- Hex head bolts
- ISO 4016
- Hex head bolts
- ISO 4017
- Hex head screws
- ISO 4018
- Hex head screws
- ISO 4032
- Hex nuts
- ISO 4033
- Hex nuts
- ISO 4034
- Hex nuts
- ISO 4035
- Thin hex nuts
- ISO 4036
- Hex nuts
- ISO 4161
- Flanged hex nuts
- ISO 4162
- Flanged hex head screws
- ISO 4762
- Socket head cap screws
- ISO 4766
- Slotted flat point setscrews
- ISO 4775
- Hex nuts
- ISO 5459
- Technical drawings - Geometrical tolerancing
- Datums and datum-systems for geometrical tolerancing
- ISO 7040
- Prevailing torque hex nuts
- ISO 7041
- Prevailing torque hex nuts
- ISO 7042
- Prevailing torque hex nuts
- ISO 7043
- Flanged prevailing torque hex nuts
- ISO 7044
- Flanged prevailing torque hex nuts
- ISO 7083
- Technical drawings - Symbols for geometrical tolerancing
- ISO 7089
- Flat washers
- ISO 7091
- Flat washers
- ISO 7092
- Flat washers, small
- ISO 7093
- Flat washers, large
- ISO 7094
- Flat washers, extra large
- ISO 7411
- Hex head bolts
- ISO 7412
- Hex head bolts
- ISO 7413
- Hex nuts
- ISO 7414
- Hex nuts
- ISO 7417
- Hex nuts
- ISO 7434
- Slotted cup point setscrews
- ISO 8673
- Hex nuts
- ISO 8674
- Hex nuts
- ISO 8675
- Thin hex nuts
- ISO 8676
- Hex head screws
- ISO 8752
- Spring pins
- ISO 8765
- Hex head screws
- JIS 1101
- Slotted screws
- JIS 1111
- Cross recess screws
- JIS 1170
- Slotted hex nuts
- JIS 1174
- Button head screws
- JIS 1176
- Socket head cap screws
- JIS 1177
- Setscrews
- JIS 1179
- Slotted flat head screws
- JIS 1180
- Hex head bolts
- JIS 1181
- Hex nuts
- JIS 1182
- Square head bolts
- JIS 1183
- Domed hex nuts
- JIS 1185
- Wing nuts
- JIS 1189
- Flanged hex head bolts
- JIS 1190
- Flanged hex nuts
- JIS 1213
- Rivets
- JIS 1251
- Lock washers
- JIS 1255
- Toothed lock washers
- JIS 1256
- Flat washers
- JIS 1301
- Shaft keys
- JIS 1352
- Taper pins
- JIS 1354
- Dowel pins
- JIS 1575
- Grease nipples
- JIS 1582
- Bushings
- JIS 1601
- Splined shafts
- JIS 2401
- O-rings
- JIS 2403
- V-packing
- JIS 2806
- Retainer rings
- JIS 2808
- Spring pins
- JIS B1163
- Square nuts
- JIS B2084
- Snap rings
- JIS B2085
- E-rings
- JIS B2087
- Grip rings
- JIS B2402
- Shaft seals
- JIS G3191
- Round bar
- JIS G3192
- Structural steel
- JIS G3194
- Flat steel
- JIS G3350
- Light steel sections
- JIS G3352
- Steel decking
- JIS G3466
- Square and rectangular pipe
- JIS G3452
- Round pipe
- JIS G3454
- Round pipe
- MIL-STD-12
- Abbreviations for use on drawings, and in
Specifications, Standards and Technical Documents
- MIL-STD-100
- Engineering Drawing Practices
- MIL-T-31000
- Technical Data Packages, General Specifications for
- NAS
- Aerospace pan head screws