Part Number
Part Number:
NSN:
NIIN:
Item Name:
BOLT , INTERNALLY RELIEVED BODY
Definition:
AN EXTERNALLY THREADED FASTENER WHOSE EXTERNAL THREADED PORTION IS OF ONE NOMINAL DIAMETER. IT HAS A CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE WHICH MAY EXTEND A PART OR THE FULL LENGTH OF THE BOLT. THE CONCENTRIC HOLE ALONG THE CENTERLINE MAY BE COUNTERBORED AND/OR INTERNALLY THREADED AT THE HEAD END OR THE BOLT END. THE HEAD IS DESIGNED TO BE HELD OR DRIVEN BY AN EXTERNAL AND/OR INTERNAL DRIVER. FOR ITEMS HAVING A HOLE(S) PERPENDICULAR TO THE AXIS WHICH MEET THE CONCENTRIC HOLE ALONG THE LONGITUDINAL CENTERLINE, SEE BOLT, FLUID PASSAGE.
CAGE Information
| Code | Company |
|---|---|
| 56878 | SPS TECHNOLOGIES LLC DBA AEROSPACE D |
Federal Supply Class
Title
BOLTS
Inclusions:
Exclusions:
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| AASU | HEAD HEIGHT | 0.795 INCHES MINIMUM AND 0.825 INCHES MAXIMUM |
| CQBC | MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| AASB | FASTENER LENGTH | 4.470 INCHES MINIMUM AND 4.500 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UN |
| AAJD | THREAD CLASS | 3A |
| SFTT | SURFACE TREATMENT | CADMIUM HEAD |
| SFTT | SURFACE TREATMENT | CHROMIUM GRIP |
| AATC | EXTENDED WASHER DIAMETER | 2.470 INCHES MINIMUM AND 2.510 INCHES MAXIMUM |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DS30000 C-2-3 FSCM 56878 MFR REF SINGLE TREATMENT RESPONSE GRIP |
| AAXC | CONCENTRIC HOLE DIAMETER | 1.040 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | CADMIUM THREADS |
| AAVH | SHOULDER DIAMETER | 2.001 INCHES NOMINAL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DS30000 C-2-3 FSCM 56878 MFR REF SINGLE TREATMENT RESPONSE HEAD |
| AATB | WIDTH BETWEEN FLATS | 1.481 INCHES MINIMUM AND 1.502 INCHES MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DS30000 C-2-3 FSCM 56878 MFR REF SINGLE TREATMENT RESPONSE THREADS |
| MATT | MATERIAL | STEEL COMP E4340 OVERALL |
| AASA | THREAD LENGTH | 0.955 INCHES MINIMUM AND 1.035 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 12 |
| AHYM | NOMINAL THREAD DIAMETER | 1.750 INCHES |
| AASK | HEAD STYLE | HEXAGON EXTENDED WASHER |
| STYL | STYLE DESIGNATOR | CONCENTRIC HOLE UNTHREADED |
| AAVK | SHOULDER LENGTH | 3.215 INCHES MINIMUM AND 3.235 INCHES MAXIMUM |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| AATD | EXTENDED WASHER THICKNESS | 0.120 INCHES NOMINAL |