Quote for B3878-1 Ara Inc Part with NSN 5310-01-265-9333

Part Number:  B3878-1
Alternate P/N:  B38781
Manufacturer:  ara inc
NIIN:  12659333
Item Name :  washer key
CAGE Code:  54184
INC Code:  01869
Country:  USA
NCB Code:  01
FSG:  53 Hardware and Abrasives
Last Updated:  01-16-2026

Are you looking quote for part B3878-1? The Ara Inc-manufactured component (CAGE Code: 54184) is documented under NSN 5310-01-265-9333 as Washer Key. For the fastest quote, please complete our RFQ form with details about B3878-1. We guarantee a response within 15 minutes.

ASAP Components provides the verified B3878-1, classified under INC 01869, FSG 53 Hardware and Abrasives, FSC 5310 Nuts and Washers, NIIN 01-265-9333, and NCB 01. Submit your requirements today to receive immediate pricing and availability information.

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NSN Information for Part Number B3878-1 with NSN 5310-01-265-9333, 5310012659333

NSNFSCNIINCLSHazmatDEMILCancelled NSN
5310-01-265-9333

Item PartTypeName:

WASHER,KEY

53100126593330N
CIICHCCESDPMICCriticalityENAC
U A
Part NumberISCRNVCRNCCHCCMSDSSADC
B3878-1523

Characteristics Data of NSN 5310-01-265-9333, 5310012659333

MRCCriteriaCharacteristic
AAUBHOLE DIAMETER0.640 INCHES NOMINAL
ABKYEXTERNAL PREBENT KEY LENGTH0.125 INCHES NOMINAL
ABLFEXTERNAL PREBENT KEY WIDTH0.400 INCHES NOMINAL
ABLSDISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY0.785 INCHES NOMINAL
ABLXOVERALL DISTANCE INCLUDING KEYS1.325 INCHES NOMINAL
ABPXMATERIAL THICKNESS0.040 INCHES NOMINAL
CQBCMINIMUM TENSILE STRENGTH180000 POUNDS PER SQUARE INCH
MATTMATERIALSTEEL COMP 4130 OVERALL
MDCLMATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-18729 MIL SPEC SINGLE MATERIAL RESPONSE OR AMS 6350 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NRACDISTANCE FROM CENTERLINE TO END OF KEY0.825 INCHES NOMINAL
SFTTSURFACE TREATMENTCADMIUM AND CHROMATE OVERALL
STDCSURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

Schedule B & Trade

End Use : 12300 Finished metal shapes
Schedule B : 7318220000 (NAICS 332722) Washers other than lock washers, iron or steel
SITC : 69422 Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, not threaded, of iron or steel

Identification

CRITL The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
HMIC N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.
PMIC A - Item does not contain precious metal.

NSN Management Codes

AAC Z
Classification Control U
MGMT_CTL T2200x-
Quantity per pack 5
Repariability This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.
Shelf Life N/A
SOS Sms
Unit of Measure Ea

Freight Information

ACC: B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater
ADC: A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
LTL: U - 50.0
NMFC: 194160 - Washer or gaskets, iron or steel,
SHC: 9 - Other or no special handling required (sh)
TCC: Z - No special type of cargo code applicable
WCC: 713 - Metal hardware

ASAP Semiconductor’s Certifications And Memberships



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