NSN 5310-01-055-2028 42801A, 01-055-2028, 010552028

Product Details | SHOULDERED AND RECESSED WASHER

5310-01-055-2028 A washer, round in shape, having a centrally located hole. One bearing surface is flat, the other surface is in the form of a raised shoulder (boss) having a flat bearing surface. Either or both of the bearing surfaces must be broken by a counterbore, countersink, or similar shaped recess. The thickness of the shoulder (boss) must not exceed 25 percent of the shoulder (boss) diameter. For items having a shoulder (boss) of greater thickness, use BEARING, SLEEVE; BUSHING, SLEEVE; or SPACER, SLEEVE. Excludes INSULATOR, WASHER and thrust type washers.

Part Alternates: 42801A, 5310-01-055-2028, 01-055-2028, 5310010552028, 010552028

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG)	NSN Assign.	NIIN	Item Name Code (INC)
53	03 FEB 1978	01-055-2028	15935 ( WASHER, SHOULDERED AND RECESSED )

Drawings & Photos | NSN 5310-01-055-2028

Part Number	Request Date	QTY	Origin
5310-01-055-2028	2011-09-259	3	DIBBS
5310-01-055-2028	2011-09-252	3	DIBBS
5310-01-055-2028	2011-07-199	2	DIBBS
5310-01-055-2028	2011-07-193	2	DIBBS
5310-01-055-2028	2011-05-122	2	DIBBS
5310-01-055-2028	2011-01-20	2	DIBBS
5310-01-055-2028	2011-01-20	3	DIBBS
5310-01-055-2028	2010-12-354	2	DIBBS
5310-01-055-2028	2010-12-354	3	DIBBS
5310-01-055-2028	2010-01-14	2	DIBBS
5310-01-055-2028	2010-01-14	3	DIBBS

Cross Reference | NSN 5310-01-055-2028

Part Number	Cage Code	Manufacturer
42801A	73760	ITT CORPORATION DBA ITT AEROSPACE CONTROLS

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Related Products | NSN 5310-01-055-2028

5310-01-055-2029, 5310-01-055-2838, 5310-01-055-2839, 5310-01-055-2841, 5310-01-055-3367

Technical Data | NSN 5310-01-055-2028

Characteristic	Specifications
MATERIAL	ALUMINUM ALLOY 2024 OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-200/3 FED SPEC 1ST MATERIAL RESPONSE AND QQ-A-225/6,T351 FED SPEC 2ND MATERIAL RESPONSE OVERALL
SURFACE TREATMENT	ANODIZE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-A-8625,TY 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
STYLE DESIGNATOR	12 SHOULDERED AND RECESS
HOLE DIAMETER	0.665 INCHES MINIMUM AND 0.668 INCHES MAXIMUM
SHOULDER DIAMETER	0.964 INCHES MINIMUM AND 0.966 INCHES MAXIMUM
OUTSIDE DIAMETER	0.990 INCHES MINIMUM AND 0.991 INCHES MAXIMUM
RECESS DIAMETER	0.825 INCHES MINIMUM AND 0.833 INCHES MAXIMUM
SHOULDER HEIGHT	0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM
RECESS DEPTH	0.443 INCHES MINIMUM AND 0.453 INCHES MAXIMUM
MATERIAL THICKNESS	0.449 INCHES MINIMUM AND 0.459 INCHES MAXIMUM
MANUFACTURERS CODE	73760
DESIGN CONTROL REFERENCE	42801A

Restrictions/Controls & Freight Information | NSN 5310-01-055-2028

Restrictions
Freight

Category	Code	Description
Shelf-Life Code:	0	Nondeteriorative
Hazardous Material Indicator Code	N	There is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Demilitarization Code:	A	Non-Munitions List Item/ Non-Strategic List Item - Demilitarization not required.
Controlled Inventory Item Code:	U	UNCLASSIFIED
Precious Metals Indicator Code:	U	Precious metal type is unknown
Criticality Code:	X	The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Category	Code	Description
NMF Description	194120	WASHERS/GASKETS/PCKG DVCS NOI SUB5
Less than car load rating	J	100.2
Less than truck load rating	G	125.0
Water commodity Code	576	unknown
Originating Activity Code	SE	San Antonio Air Logistics Center Kelly AFB, TX 78241-5000
Air Dimension Code	A	Shipment is not a consolidation and does not exceed 72 inches in any dimension.
Air Commodity	B	Construction materials: Includes paint and related materials, prefabricated building, wood products, metal and composition materials and their products, commercial hardware and miscellaneous items, cement, asphalt, building maintenance materials.
Air Special Handling	Z	No special handling required.
Special Handling Code	Z	unknonwn
HAZMAT
Type of Cargo	Z	No special type of cargo code applicable

Management | NSN 5310-01-055-2028

Air Force

Category	Code	Description
Budget Code	9	General Support DIV57X4921.070:Air Force decentrally managed expense items (ERRC XB3, XF-3) with a unit cost of less than $250,000 that are requisitioned/procured at base (retail) level from DLA, GSA, Army, Navy, Depot Maintenance Service, Air Force Industrial Fund (AFMC), local manufacture and commercial vendors.
Price Validation	N	The current standard price in Catalog Management Data (CMD) has not analyzed or coded for LP/LM. The price has not been analyzed or reviewed for accuracy. ZOP or Standard price challenges are permissible, but must be supported with adequate justification. However, if coded for Local Purchase (LP) or Fabrication/Manufacture as indicated with an (LM) Acquisition Advice Code of ?L? or?F?,the case must be evaluated locally where purchased or fabricated.
Materiel Management Aggregation Code	QM	SX:"PIPE, TUBING, HOSE & VALVES"
Fund Code	SF	Stock fund applicable to items managed for the Air Force by the respective Inventory Control Point.
Source of Supply	SMS	Defense Logistics Agency Enterprise Business Systems
Agency	DF	Department of the Air Force
Service Organization	F	U.S. Air Force
Reparability	N	Stock Fund (except Munitions)
Acquisition Advice Codes	J	NOT STOCKED, CENTRALLY PROCURED # (NON-STOCKED ITEMS) IMM/Service centrally managed but not stocked item. Procurement will be initiated only after receipt of a requisition.
Controlled Item Code	U	UNCLASSIFIED
Shelf Life Code	0	Nondeteriorative
Purchasing	QTY UOM	1 EA : Each