Cap Hexagon Head Screw P/N 3970536022

Specifications

Thread class

2A

Thread direction

Right-Hand

Thread length

1.00 in (nominal)

Fastener length

2.50 in (nominal)

Head height

0.39 in (nominal)

Width between flats

0.5510–0.5625 in

Extended washer diameter

0.81 in (nominal)

Nominal thread diameter

Inches 0.375

Thread quantity per inch

16

Part name assigned by controlling agency

Screw, Flange, Hex, Tab G8 MB

Color

Overall Black

Material

Overall Steel

Surface treatment

Overall Phosphate Zinc

Thread series designator

Unified National Coarse (UNC)

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

Cross-reference part numbers

3970536022

Also referenced as

3970536

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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	Z Insurance/numeric stockage objective — held by the government as insurance stock for contingencies, not for routine issue. SECO has 492 on the shelf
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 5305-01-657-3278?
NSN 5305-01-657-3278 (5305016573278) — Cap Hexagon Head Screw: SECO Parts has 492 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 5305-01-657-3278 available?
SECO Parts has 492 in stock in Augusta, GA — order or request a quote below.

How much does NSN 5305-01-657-3278 cost?
NSN 5305-01-657-3278 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 does NSN 5305-01-657-3278 fit?
The federal catalog lists NSN 5305-01-657-3278 as used on: MRAP - M-ATV UI W/ogpk. SECO lists it under MRAP parts.

What part numbers cross-reference to NSN 5305-01-657-3278?
Part numbers that cross-reference this NSN include 3970536022. It is also referenced by older, superseded or advisory numbers: 3970536. SECO can quote against any of them.