Part Number
Definition:
A STRAIGHT NONFLUID FITTING WITH WRENCHING FACILITIES ON ONE END AND EXTERNAL THREADS, OTHER THAN PIPE OR HOSE SERIES, ON THE OTHER END. IT HAS AN UNTHREADED THROUGH HOLE IN ITS AXIS WHICH MAY BE COUNTERSUNK AND/OR COUNTERBORED ON ONE OR BOTH ENDS. IT IS DESIGNED TO ACCOMMODATE A SHAFT, OR THE LIKE, OR USED TO REINFORCE A HOLE IN A BULKHEAD, OR THE LIKE. FOR SIMILAR ITEMS SPECIFICALLY DESIGNED FOR USE IN A STUFFING BOX, SEE PACKING NUT. FOR NONFLUID ITEMS WITH AN INTERNAL THREAD, SEE INSERT, SCREW THREAD; OR ADAPTER BUSHING. EXCLUDES REDUCER, BOSS; AND ITEMS DESIGNED TO ACCOMMODATE A TUBE OR TUBE FITTING.
CAGE Information
| Code | Company |
|---|---|
| 98738 | HERLEY CHICAGO DBA STEWART WARNER EL |
Federal Supply Class
Title
BUSHINGS, RINGS, SHIMS, AND SPAC
Inclusions:
INCLUDES EXTERNALLY THREADED RINGS; KEYED AND SERRATED LOCK RINGS; DEE RINGS; INSTRUMENT RETAINING RINGS; SHIM SETS AND ASSORTMENTS; PLATE SPACERS; RING SPACERS; SLEEVE SPACERS; STEPPED SPACERS; SPACER SETS AND ASSORTMENTS; SLEEVE BUSHINGS; MACHINE THREADED BUSHINGS; MACHINE THREADED PLUGS.
Exclusions:
EXCLUDES SLEEVE BEARINGS (FSC 3120); PIPE THREADED PLUGS (FSC 4730); PISTON RINGS (FSC 2520, 2805, 2810, 2815, 2825, 2990, 3040, 4310, AND 4820); RETAINING RINGS (FSC 5325); SHIM STOCK (FSC 9515).
Characteristics (Decoded)
| MRC | Requirements Statement | Clear Text Reply |
|---|---|---|
| ABNM | THICKNESS | 0.047 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.438 INCHES NOMINAL |
| BDYS | COUNTERBORE LOCATION | WRENCHING END |
| AAWY | COUNTERBORE DIAMETER | 0.375 INCHES NOMINAL |
| ACSL | WRENCHING FACILITY SHAPE | HEXAGON |
| CQJX | NOMINAL THREAD SIZE | 0.500 INCHES |
| AAWZ | COUNTERBORE DEPTH | 0.062 INCHES NOMINAL |
| ASDB | WIDTH ACROSS FLATS | 0.625 INCHES NOMINAL |
| MATT | MATERIAL | COPPER ALLOY |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AJYR | SCREW THREAD LENGTH | 0.250 INCHES NOMINAL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| AAJD | THREAD CLASS | 2A |
| CBBL | FEATURES PROVIDED | COUNTERBORE |
| CMLP | THREAD QUANTITY PER INCH | 20 |