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 |
|---|---|
| 96169 | ELECTRIC BOAT CORPORATION |
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 |
|---|---|---|
| ABMZ | DIAMETER | 4.250 INCHES NOMINAL |
| AJYR | SCREW THREAD LENGTH | 0.750 INCHES NOMINAL |
| BXBR | HOLE INSIDE DIAMETER | 2.250 INCHES MINIMUM AND 2.251 INCHES MAXIMUM |
| THSD | THREAD SERIES DESIGNATOR | UN |
| FEAT | SPECIAL FEATURES | 4 EQUALLY SPACED HOLES 0.406 IN. DIA ON A 3.500 IN. BOLT CIRCLE DIA ON THE FACE OF THE WRENCHING END; 1 DRILLED HOLE 0.250-20UNC 2B 0.500 IN. DEEP ON THE THREADED END |
| ACSL | WRENCHING FACILITY SHAPE | ROUND |
| MATT | MATERIAL | COPPER ALLOY |
| CBBL | FEATURES PROVIDED | COUNTERSUNK |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | B8, BEARIUM METALS CORP MFR REF SINGLE MATERIAL RESPONSE |
| ABNM | THICKNESS | 0.375 INCHES NOMINAL |
| CQJX | NOMINAL THREAD SIZE | 2.750 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| AAJD | THREAD CLASS | 2A |
| ABHP | OVERALL LENGTH | 8.250 INCHES NOMINAL |
| ADBD | COUNTERSINK DEPTH | 0.062 INCHES NOMINAL AND 0.062 INCHES NOMINAL |
| AATA | COUNTERSINK ANGLE IN DEG | 45.0 AND 45.0 |
| BQDD | COUNTERSINK LOCATION | THREADED END AND WRENCHING END |