5310-01-248-1372 NUT,PLAIN,CONE SEAT,HEXAGON Index 5310-01-248-1375 NUT,SELF-LOCKING,ASSEMBLED WASHER

National Stock Number:
5310-01-248-1374

Federal Supply Class:
5310

National Item Identification Number:
012481374

Description:
NUT,SELF-LOCKING,ROUND

Detail:
A nut, circular in shape, which may have wrenching facilities such as flats, holes, protusions, slots or splines in or on the periphery or in the face opposite the bearing surface. An integral feature is incorporated for locking on the threads of a mating member. Do not use if a more specific item name applies. Excludes COLLAR, PIN-RIVET, THREADED; INSERT, SCREW THREAD; NUT (1), SLEEVE; NUT(1), PLAIN, CAP; and TURNBUCKLE BODY.


Manufacturer Information:
582920053711NAVAL SEA SYSTEMS COMMAND


Techincal Specification:
THREAD SERIESUN
NOMINAL THREAD SIZE2.875 INCHES
THREAD QUANTITY PER INCH12
THREAD CLASS3B
THREAD DIRECTIONRIGHT-HAND
MATERIALPLASTIC POLYAMIDE LOCKING INSERT
STEEL COMP E4340 OR
STEEL COMP 4130 NUT
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-410 FED SPEC SINGLE MATERIAL RESPONSE LOCKING INSERT
MIL-S-5000,COND C OR COND E MIL SPEC 1ST MATERIAL RESPONSE OR
MIL-S-6758 MIL SPEC 2ND MATERIAL RESPONSE NUT
SURFACE TREATMENTOXIDE NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-13924,CL1 MIL SPEC SINGLE TREATMENT RESPONSE NUT
HARDNESS RATING30.0 ROCKWELL C MINIMUM
NUT DIAMETER3.749 INCHES MINIMUM AND
3.750 INCHES MAXIMUM
NUT THICKNESS1.620 INCHES NOMINAL
UNDERCUT THICKNESS0.470 INCHES NOMINAL
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT


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