Straight Tube to Boss Adapter P/N 6400-12-8

Specifications

Specification/standard data

Professional/industrial Association Standard 81343-J514

Seat angle

First End Degrees 37.0

Thread series designator

First End UN

Furnished items and quantity

Preformed Packing 1

Nominal overall length

Inches 1.940

Thread quantity per inch

12

Thread series designator

Second End UNF

Material

Overall Steel

Nominal thread size

Second End Inches 0.750

Nominal thread size

First End Inches 1.062

Nominal outside diameter tube accommodated

First End Inches 0.750

Thread class

2A

Connection type

First End Threaded External Tube

Connection type

Second End Threaded External Boss

Nondefinitive spec/std data

Figure 3B

Surface treatment document and classification

Overall Assn STD Single Treatment Response J514

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

Cross-reference part numbers

6400-12-8 12-8 F50X-S 62388AX 84001129-014 434948 202702-8-12S 587577R1 986101208 12-8BC0 202702TA-8-12S 94-202702-8-12S

Also referenced as

12-8F5XS F10271-38 7-445-120843

Older, superseded, advisory or drawing numbers the federal catalog associates with this NSN — the ones in an old manual.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 3 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.

In business since 1951 · 30,000+ contracts completed · about SECO & our policies · more questions answered

FAQ

What is NSN 4730-00-224-7757?
NSN 4730-00-224-7757 (4730002247757) — Straight Tube to Boss Adapter: SECO Parts has 3 in stock in Augusta, GA, on our own shelf. It is the NATO Stock Number for straight tube to boss adapter in federal supply class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings).

Is NSN 4730-00-224-7757 available?
SECO Parts has 3 in stock in Augusta, GA — order or request a quote below.

How much does NSN 4730-00-224-7757 cost?
NSN 4730-00-224-7757 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 4730-00-224-7757 fit?
The federal catalog lists NSN 4730-00-224-7757 as used on: Grumman A-10 Acft; Wrecker Truck (2320-01-097-0248),Tank Truck (2320-01-097-0249),Tank Truck (2320-01-100-7672),Cargo Truck (2320-01-097-0260),Wrecker Truck (2320-01-195-7641) HEMTT Family (Heavy Expanded Mobility Tactical Trucks). SECO lists it under HEMTT parts.

What part numbers cross-reference to NSN 4730-00-224-7757?
Part numbers that cross-reference this NSN include 6400-12-8, 12-8 F50X-S, 62388AX, 84001129-014, 434948, 202702-8-12S, 587577R1, 986101208. It is also referenced by older, superseded or advisory numbers: 12-8F5XS, F10271-38, 7-445-120843. SECO can quote against any of them.