Machine Screw P/N MS51959-79

Specifications

Minimum tensile strength

Pounds Per Square Inch 80000

Thread class

2A

Thread series designator

Unified National Coarse (UNC)

Screw material document and classification

Fed STD All Material Responses 66

Screw surface treatment document and classification

Fed Spec Single Treatment Response QQ--35

Head diameter

0.452–0.507 in

Screw material

Steel Comp 302 or Steel Comp 303 or Steel Comp 304 or Steel Comp 305 or Steel Comp 316

Nominal thread diameter

Inches 0.250

Countersink angle

80.0–82.0 °

Thread quantity per inch

20

Thread direction

Right-Hand

Thread length

0.400–0.500 in

Fastener length

0.500 in (nominal)

Screw surface treatment

Passivate

From the federal catalog's item characteristics for this NSN. Confirm critical dimensions against your part or drawing before ordering.

Cross-reference part numbers

MS51959-79 ASC1541973

Also referenced as

803-5959304-X-97 803-5959303-X-97 524-6603688-VHBA-108 60-19-6262SW 60-19-8062SW C553-7801-107

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual. They find the item; confirm the current part number when you order.

Shown for identification only. SECO can quote against any of these numbers.

Logistics data

Source of supply	SMS DLA Land and Maritime, Columbus, Ohio
Acquisition advice code	D DLA/GSA stocked — stocked by DLA or GSA and issued from central stock
Unit of issue	PG package
Demilitarization code	A Demilitarization not required — non-munitions-list item
Controlled inventory code	U Unclassified
Hazardous material indicator	N No hazardous material

Source: public FLIS/PUB LOG cataloging data.

Why buy from SECO

These quantities sit on our own shelves — we are a stocking supplier, not a broker sourcing after you order. Condition-coded stock, formal quotes with NSN/PN on the paperwork, POs and GPC welcome, fast U.S. shipping.

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FAQ

What is NSN 5305-00-701-5228?
NSN 5305-00-701-5228 (5305007015228) — Machine Screw: SECO Parts has 20 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for machine screw in federal supply class 5305 (Screws).

Is NSN 5305-00-701-5228 available?
SECO Parts has 20 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5305-00-701-5228 cost?
SECO quotes NSN 5305-00-701-5228 on request, usually the same business day.

What does NSN 5305-00-701-5228 fit?
The federal catalog lists NSN 5305-00-701-5228 as used on: MRAP - M-ATV; Multiple Launch Rocket System. SECO lists it under MRAP parts.

What part numbers cross-reference to NSN 5305-00-701-5228?
Part numbers that cross-reference this NSN include MS51959-79, ASC1541973. It is also referenced by older, superseded or advisory numbers: 803-5959304-X-97, 803-5959303-X-97, 524-6603688-VHBA-108, 60-19-6262SW, 60-19-8062SW, C553-7801-107. SECO can quote against any of them.