NSN 5305-01-186-4551

Close Tolerance Screw

FSC: 5305 NIIN: 011864551

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Product Characteristics

NSN:

5305011864551

Demilitarization:

INC:

29294

Shelf Life:

N/A

Thread Class:

Thread Direction:

Right-hand

Thread Length:

Between 0.516 inches and 0.556 inches

Fastener Length:

Between 1.276 inches and 1.296 inches

Head Style:

Flat countersunk

Head Diameter:

0.508 inches

Grip Diameter:

Between 0.2490 inches and 0.2495 inches

Internal Drive Style:

Hexagon

Thread Diameter:

0.250 inches

Grip Length:

Between 0.740 inches and 0.760 inches

Width Across Flats:

Between 0.1565 inches and 0.1587 inches

Thready Qty Per Inch (tpi):

Min. Tensile Strength (psi):

160000 pounds per square inch

Countersink Angle:

100.0 degrees

Surface Finish:

32.0 microinches threads

Special Features:

3 keyways 1.130 in. Min. And 1.160 in. Max long, 0.040 in. Min and 0.044 in. Max wide machined in shank, bore machined in thread end to receive plug

Material:

Iron alloy 660

Material Specification:

Ams 5732 assn standard single material response

Surface Treatment:

Passivate

Surface Treatment Specification:

Qq-p-35 federal specification single treatment response

Thread Series Designator:

Unjf

Demand History (Solicitations)

Solicitation	Qty	End Date	Purchase Request	Small Business
SPE5E219T4942	113	02/05/2019	0078053237	0%
SPE5E218T2663	40	12/11/2017	0071956181	0%
SPE5E217TG042	49	10/10/2017	0071016816	0%
SPE5E217T5262	112	02/09/2017	0067397754	0%
SPE5E217T1218	110	11/07/2016	0066174932	100%
SPE5E216TF477	100	08/25/2016	0065120092	100%
SPE5E215TH234	171	09/14/2015	0060254315	100%
SPE5E215TE837	44	08/10/2015	0059674230	100%