Catalog › Hardware and Abrasives › FSC 5310 › 5310-00-840-6222

Self-Locking Hexagon Nut P/N NAS1409A7

Not on our shelf — we can source it

NSN 5310-00-840-6222 5310008406222 NIIN 008406222

NSN 5310-00-840-6222 — Self-Locking Hexagon Nut — is item 14 of figure 169, Steering Column, Wheel, and Intermediate Shaft, in TM 9-2320-280-24P. It is not on our shelf right now, and we can source it: tell us the quantity and we will come back with availability and a price, usually the same business day. Low-cost part: quoted by the line, $50 minimum per line.

FLIS item name: NUT,SELF-LOCKING,HEXAGON
Federal supply class: FSC 5310 — Nuts and Washers
Platform: HMMWV parts

In the parts manual

Manual	Figure	Item	Fits
TM 9-2320-280-24P	Fig. 169 — Steering Column, Wheel, and Intermediate Shaft	14	HMMWV: All models

From the Army repair parts manual's parts list and its usable-on codes. The figure page shows the exploded drawing and every other part in the assembly.

Specifications

Nominal thread size: Inches 0.438
Nut height: 0.385 in maximum
Thread class: 2B
Surface treatment: Overall Cadmium
Surface treatment document and classification: Overall Fed Spec Single Treatment Response QQ--416
Thread direction: Right-Hand
Locking feature: Prevailing Torque All Metal Design
Bearing surface type: Chamfered or Washer Faced
Width across flats: 0.675–0.688 in
Countersink angle: Nut Degrees Nominal 90.0
Thread series: Unified National Joint Fine (Unjf)
Material: Overall Steel
Thread quantity per inch: 20
Lubrication: Dry Film Lubricant

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

Questions

Is NSN 5310-00-840-6222 available?
SECO Parts does not have NSN 5310-00-840-6222 (Self-Locking Hexagon Nut) on the shelf right now. Request a quote and we will source it: we find hard-to-find NSNs every day and answer within one business day.

What does NSN 5310-00-840-6222 fit?
TM 9-2320-280-24P lists NSN 5310-00-840-6222 in figure 169 (Steering Column, Wheel, and Intermediate Shaft), item 14. On the HMMWV it fits every model the manual covers.

How much does NSN 5310-00-840-6222 cost?
NSN 5310-00-840-6222 is a low-cost part, so SECO quotes it by the line rather than by the piece: there is a $50 minimum per line.

What is NSN 5310-00-840-6222?
NSN 5310-00-840-6222 (5310008406222) is the NATO Stock Number for self-locking hexagon nut in federal supply class 5310 (Nuts and Washers).

What part numbers cross-reference to NSN 5310-00-840-6222?
Part numbers that cross-reference this NSN include NAS1409A7, 8712289-4, 5590581. SECO can source against any of them.

How SECO quotes, ships and handles returns →

Cross-reference part numbers

NAS1409A7 8712289-4 5590581

Also referenced as

8712289

Shown for identification only. We can source 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
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.