Cap Hexagon Head Screw P/N MS35308-305

Specifications

Surface treatment

Overall Passivate

Material document and classification

Overall Fed STD All Material Responses 66

Material

Overall 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

Thread length

0.625 in maximum

Fastener length

0.625 in (nominal)

Head height

0.150–0.163 in

Thread quantity per inch

28

Minimum tensile strength

Pounds Per Square Inch 80000

Surface treatment document and classification

Overall Fed Spec Single Treatment Response QQ--35

Thread direction

Right-Hand

Width between flats

0.428–0.438 in

Thread class

2A

Thread series designator

UNF

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

Cross-reference part numbers

MS35308-305 NASM35308 213819 92245A563 SHC258CX5

Also referenced as

1/4-28 X 5/8 457-5532

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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	EA each
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 5305-00-688-2020?
NSN 5305-00-688-2020 (5305006882020) — Cap Hexagon Head Screw: SECO Parts has 1,175 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for cap hexagon head screw in federal supply class 5305 (Screws).

Is NSN 5305-00-688-2020 available?
SECO Parts has 1175 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5305-00-688-2020 cost?
NSN 5305-00-688-2020 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line, and quantity pricing on request — usually answered the same business day.

What part numbers cross-reference to NSN 5305-00-688-2020?
Part numbers that cross-reference this NSN include MS35308-305, NASM35308, 213819, 92245A563, SHC258CX5. It is also referenced by older, superseded or advisory numbers: 1/4-28 X 5/8, 457-5532. SECO can quote against any of them.