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 |
|---|---|
| 94120 | U S DIVERS CO INC DBA FOREIGN PARENT |
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 |
|---|---|---|
| BQDD | COUNTERSINK LOCATION | WRENCHING END |
| BQDD | COUNTERSINK LOCATION | WRENCHING END |
| CBBL | FEATURES PROVIDED | COUNTERBORE AND COUNTERSUNK |
| ABNM | THICKNESS | 0.187 INCHES NOMINAL |
| ABHP | OVERALL LENGTH | 0.625 INCHES NOMINAL |
| ACSL | WRENCHING FACILITY SHAPE | HEXAGON |
| CQJX | NOMINAL THREAD SIZE | 0.688 INCHES |
| AAWY | COUNTERBORE DIAMETER | 0.452 INCHES NOMINAL |
| BXBR | HOLE INSIDE DIAMETER | 0.251 INCHES MINIMUM AND 0.254 INCHES MAXIMUM |
| FEAT | SPECIAL FEATURES | V GROOVE 60 DEG BY 0.032 IN. DEEP, 0.045 IN. UNDER DRIVE END |
| THSD | THREAD SERIES DESIGNATOR | UNS |
| MATT | MATERIAL | COPPER ALLOY |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AJYR | SCREW THREAD LENGTH | 0.250 INCHES NOMINAL |
| ZZZY | REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS | AS DIFFERENTIATED BY MAGNETIC PERMEABILITY SHALL BE LESS THAN 1.2 BEFORE FABRICATION,AND NOT GREATER THAN 2.0 AFTER FABRICATION IN A 200 OERSTED FIELD |
| AAWZ | COUNTERBORE DEPTH | 0.281 INCHES NOMINAL |
| SFTT | SURFACE TREATMENT | TIN |
| ASDB | WIDTH ACROSS FLATS | 0.750 INCHES NOMINAL |
| AAJD | THREAD CLASS | 2A |
| AATA | COUNTERSINK ANGLE IN DEG | 45.0 |
| CMLP | THREAD QUANTITY PER INCH | 27 |
| ADBD | COUNTERSINK DEPTH | 0.010 INCHES NOMINAL |
| BDYS | COUNTERBORE LOCATION | THREADED END |