ASAP Semiconductor is an industry-leading distributor for shopping for parts by National Stock Number (NSN) data, the items featured within this catalog all falling under NSN 5310-00-437-8948 (5310004378948). Toward the top of this page, you will find several details that pertain to this NSN, allowing you to confirm various aspects of these offerings to ensure accurate procurement. Meanwhile, the part numbers that we have available for purchase can be found below, with Request for Quote (RFQ) links provided alongside each should you wish to make a purchase. Our team is also available by phone or email to support you during the procurement process, so never hesitate to take the first step with us.
| Alternative NSN: | 5310004378948 |
| Manufacturers | Alco Machine Co Inc , Bell Helicopter Textron Inc , Finmeccanica Spa Helicopters , Rotair Industries Inc |
| Item Name | Washer Recessed |
| INC Code | 15933 |
| Federal Supply Group (FSG) | 53 Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 00-437-8948 (004378948) |
| NCB Code | USA (00) |
| Part No | Manufacturer | Item Name | CAGE Code | Type | Status | Availability | RFQ | |
|---|---|---|---|---|---|---|---|---|
| 204-030-913-005 | bell helicopter textron inc | washer recessed | 97499 | a | a | Avl | RFQ |
|
| 204-030-913-5 | finmeccanica spa helicopters | washer recessed | a0126 | e | a | Avl | RFQ |
|
| 204-030-913-5 | rotair industries inc | washer recessed | 54878 | a | a | Avl | RFQ |
|
| 204-030-913-5 | alco machine co inc | washer recessed | 2t918 | a | f | Avl | RFQ |
|
| 204-030-913-5 | bell helicopter textron inc | washer recessed | 97499 | a | a | Avl | RFQ |
|
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.625 INCHES MINIMUM AND 0.635 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 2.000 INCHES NOMINAL |
| ABMD | RECESS DIAMETER | 0.725 INCHES MINIMUM AND 0.735 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.390 INCHES NOMINAL |
| CSTM | RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES ALL SURFACES |
| FEAT | SPECIAL FEATURES | OD CHAMFERED 0.320 IN. BY 45 DEG AND ID OPPOSITE RECESS COUNTERBORED 1.000 IN. DIA BY 0.075 IN. DEEP |
| MATT | MATERIAL | ALUMINUM ALLOY 2024 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,TEMPER T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED |
| 5325-01-531-6331 (5325015316331) | 5340-01-021-3819 (5340010213819) | 5320-01-163-4012 (5320011634012) | 5331-01-461-7036 (5331014617036) |
| 5310-01-670-9012 (5310016709012) | 5305-01-207-7518 (5305012077518) | 5310-00-546-5643 (5310005465643) | 5330-00-594-5133 (5330005945133) |
| 5330-01-126-8670 (5330011268670) | 5310-01-561-6112 (5310015616112) | 5330-01-119-3684 (5330011193684) | 5340-01-557-0618 (5340015570618) |
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